./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_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 f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 02:05:01,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:05:01,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:05:01,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:05:01,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:05:01,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:05:01,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:05:01,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:05:01,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:05:01,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:05:01,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:05:01,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:05:01,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:05:01,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:05:01,998 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:05:01,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:05:02,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:05:02,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:05:02,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:05:02,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:05:02,004 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:05:02,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:05:02,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:05:02,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:05:02,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:05:02,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:05:02,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:05:02,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:05:02,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:05:02,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:05:02,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:05:02,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:05:02,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:05:02,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:05:02,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:05:02,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:05:02,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:05:02,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:05:02,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:05:02,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:05:02,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:05:02,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:05:02,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 02:05:02,031 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:05:02,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:05:02,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:05:02,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:05:02,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:05:02,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:05:02,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:05:02,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:05:02,033 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:05:02,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:05:02,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 02:05:02,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:05:02,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:05:02,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:05:02,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:05:02,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:05:02,035 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:05:02,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:05:02,035 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:05:02,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:05:02,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:05:02,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:05:02,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:05:02,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:05:02,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:05:02,037 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 02:05:02,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 02:05:02,037 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:05:02,037 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:05:02,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:05:02,037 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2022-07-20 02:05:02,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:05:02,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:05:02,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:05:02,254 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:05:02,255 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:05:02,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-20 02:05:02,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d414f86/cc852dc836744507a5a539c7061e2ab0/FLAG1043f4b1b [2022-07-20 02:05:03,151 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:05:03,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-20 02:05:03,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d414f86/cc852dc836744507a5a539c7061e2ab0/FLAG1043f4b1b [2022-07-20 02:05:03,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d414f86/cc852dc836744507a5a539c7061e2ab0 [2022-07-20 02:05:03,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:05:03,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:05:03,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:05:03,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:05:03,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:05:03,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:05:03" (1/1) ... [2022-07-20 02:05:03,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@351f627d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:03, skipping insertion in model container [2022-07-20 02:05:03,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:05:03" (1/1) ... [2022-07-20 02:05:03,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:05:03,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:05:08,415 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2022-07-20 02:05:08,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2022-07-20 02:05:08,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2022-07-20 02:05:08,423 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2022-07-20 02:05:08,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:05:08,544 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:05:08,679 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) [2022-07-20 02:05:08,684 INFO L158 Benchmark]: Toolchain (without parser) took 5401.37ms. Allocated memory was 102.8MB in the beginning and 257.9MB in the end (delta: 155.2MB). Free memory was 65.5MB in the beginning and 137.9MB in the end (delta: -72.5MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. [2022-07-20 02:05:08,684 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 02:05:08,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5399.94ms. Allocated memory was 102.8MB in the beginning and 257.9MB in the end (delta: 155.2MB). Free memory was 65.1MB in the beginning and 137.9MB in the end (delta: -72.8MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. [2022-07-20 02:05:08,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 102.8MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5399.94ms. Allocated memory was 102.8MB in the beginning and 257.9MB in the end (delta: 155.2MB). Free memory was 65.1MB in the beginning and 137.9MB in the end (delta: -72.8MB). Peak memory consumption was 113.5MB. 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_complex_emg_linux-kernel-locking-mutex_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 f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 02:05:10,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:05:10,168 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:05:10,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:05:10,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:05:10,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:05:10,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:05:10,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:05:10,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:05:10,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:05:10,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:05:10,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:05:10,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:05:10,195 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:05:10,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:05:10,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:05:10,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:05:10,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:05:10,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:05:10,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:05:10,201 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:05:10,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:05:10,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:05:10,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:05:10,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:05:10,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:05:10,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:05:10,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:05:10,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:05:10,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:05:10,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:05:10,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:05:10,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:05:10,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:05:10,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:05:10,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:05:10,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:05:10,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:05:10,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:05:10,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:05:10,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:05:10,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:05:10,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 02:05:10,229 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:05:10,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:05:10,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:05:10,230 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:05:10,231 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:05:10,231 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:05:10,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:05:10,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:05:10,232 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:05:10,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:05:10,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:05:10,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:05:10,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:05:10,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:05:10,237 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 02:05:10,237 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 02:05:10,237 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 02:05:10,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:05:10,238 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:05:10,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:05:10,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:05:10,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:05:10,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:05:10,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:05:10,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:05:10,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:05:10,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:05:10,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 02:05:10,239 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 02:05:10,239 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:05:10,240 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:05:10,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:05:10,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 02:05:10,240 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2022-07-20 02:05:10,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:05:10,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:05:10,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:05:10,521 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:05:10,522 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:05:10,523 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-20 02:05:10,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a400a9eb4/24827858bdbc449ca30b6b2707157c14/FLAG87d2715ce [2022-07-20 02:05:11,308 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:05:11,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-20 02:05:11,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a400a9eb4/24827858bdbc449ca30b6b2707157c14/FLAG87d2715ce [2022-07-20 02:05:11,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a400a9eb4/24827858bdbc449ca30b6b2707157c14 [2022-07-20 02:05:11,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:05:11,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:05:11,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:05:11,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:05:11,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:05:11,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:05:11" (1/1) ... [2022-07-20 02:05:11,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176caf12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:11, skipping insertion in model container [2022-07-20 02:05:11,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:05:11" (1/1) ... [2022-07-20 02:05:11,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:05:11,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:05:16,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2022-07-20 02:05:16,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2022-07-20 02:05:16,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2022-07-20 02:05:16,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2022-07-20 02:05:16,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:05:16,978 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 02:05:17,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:05:17,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2022-07-20 02:05:17,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2022-07-20 02:05:17,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2022-07-20 02:05:17,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2022-07-20 02:05:17,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:05:17,517 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:05:17,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[620998,621011] [2022-07-20 02:05:17,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621164,621177] [2022-07-20 02:05:17,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621328,621341] [2022-07-20 02:05:17,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[621493,621506] [2022-07-20 02:05:17,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:05:18,137 INFO L208 MainTranslator]: Completed translation [2022-07-20 02:05:18,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18 WrapperNode [2022-07-20 02:05:18,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 02:05:18,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 02:05:18,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 02:05:18,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 02:05:18,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,588 INFO L137 Inliner]: procedures = 716, calls = 7462, calls flagged for inlining = 381, calls inlined = 353, statements flattened = 15312 [2022-07-20 02:05:18,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 02:05:18,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 02:05:18,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 02:05:18,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 02:05:18,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:18,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:19,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 02:05:19,054 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 02:05:19,054 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 02:05:19,054 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 02:05:19,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (1/1) ... [2022-07-20 02:05:19,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:05:19,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 02:05:19,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 02:05:19,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 02:05:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-20 02:05:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-20 02:05:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-20 02:05:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-20 02:05:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-20 02:05:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 02:05:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 02:05:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-20 02:05:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-20 02:05:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-20 02:05:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-20 02:05:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-20 02:05:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-20 02:05:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-20 02:05:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-20 02:05:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-20 02:05:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-20 02:05:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 02:05:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 02:05:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-20 02:05:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-20 02:05:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-20 02:05:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-20 02:05:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-20 02:05:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-20 02:05:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-20 02:05:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-20 02:05:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-20 02:05:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-20 02:05:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-20 02:05:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-20 02:05:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-20 02:05:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-20 02:05:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-20 02:05:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-20 02:05:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-20 02:05:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-20 02:05:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-20 02:05:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-20 02:05:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-20 02:05:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-20 02:05:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-20 02:05:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-20 02:05:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 02:05:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 02:05:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-20 02:05:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-20 02:05:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-07-20 02:05:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-07-20 02:05:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 02:05:19,126 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 02:05:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-20 02:05:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-20 02:05:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-20 02:05:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-20 02:05:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-20 02:05:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-20 02:05:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-07-20 02:05:19,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-07-20 02:05:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-20 02:05:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-20 02:05:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-20 02:05:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-20 02:05:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 02:05:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 02:05:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 02:05:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 02:05:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-20 02:05:19,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-20 02:05:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-20 02:05:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-20 02:05:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-20 02:05:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-20 02:05:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-20 02:05:19,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-20 02:05:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-20 02:05:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-20 02:05:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 02:05:19,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 02:05:19,130 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-20 02:05:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-20 02:05:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-20 02:05:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-20 02:05:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-20 02:05:19,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-20 02:05:19,131 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-20 02:05:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-20 02:05:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-20 02:05:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-20 02:05:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 02:05:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-20 02:05:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-20 02:05:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-20 02:05:19,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-20 02:05:19,132 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-20 02:05:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-20 02:05:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-20 02:05:19,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-20 02:05:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 02:05:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 02:05:19,133 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-20 02:05:19,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-20 02:05:19,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 02:05:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-20 02:05:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-20 02:05:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-20 02:05:19,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-20 02:05:19,136 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-20 02:05:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-20 02:05:19,137 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-20 02:05:19,137 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-20 02:05:19,138 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-20 02:05:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-20 02:05:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-20 02:05:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-20 02:05:19,142 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-20 02:05:19,142 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-20 02:05:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-20 02:05:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-20 02:05:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-20 02:05:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-20 02:05:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 02:05:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 02:05:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-07-20 02:05:19,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-07-20 02:05:19,143 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-20 02:05:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-20 02:05:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-20 02:05:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-20 02:05:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-20 02:05:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-20 02:05:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-20 02:05:19,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-20 02:05:19,144 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 02:05:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 02:05:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-20 02:05:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-20 02:05:19,145 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-20 02:05:19,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-20 02:05:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-20 02:05:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-20 02:05:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-20 02:05:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-20 02:05:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-20 02:05:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-20 02:05:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 02:05:19,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 02:05:19,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 02:05:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 02:05:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 02:05:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 02:05:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 02:05:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 02:05:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-20 02:05:19,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-20 02:05:19,147 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-20 02:05:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-20 02:05:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-20 02:05:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-20 02:05:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-20 02:05:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-20 02:05:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-20 02:05:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-20 02:05:19,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 02:05:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 02:05:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-20 02:05:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-20 02:05:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-20 02:05:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-20 02:05:19,149 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-20 02:05:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-20 02:05:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-20 02:05:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-20 02:05:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-20 02:05:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-20 02:05:19,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-20 02:05:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-20 02:05:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 02:05:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 02:05:19,151 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-20 02:05:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-20 02:05:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-20 02:05:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-20 02:05:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-20 02:05:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-20 02:05:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 02:05:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-20 02:05:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-20 02:05:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 02:05:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 02:05:19,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 02:05:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 02:05:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-20 02:05:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-20 02:05:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-20 02:05:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-20 02:05:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-20 02:05:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-20 02:05:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-20 02:05:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-20 02:05:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 02:05:19,153 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-20 02:05:19,154 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-20 02:05:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 02:05:19,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 02:05:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 02:05:19,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 02:05:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 02:05:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 02:05:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 02:05:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 02:05:19,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 02:05:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-20 02:05:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-20 02:05:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-20 02:05:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-20 02:05:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-20 02:05:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-20 02:05:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-20 02:05:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-20 02:05:19,155 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-20 02:05:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-20 02:05:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-07-20 02:05:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-07-20 02:05:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-20 02:05:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-20 02:05:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 02:05:19,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 02:05:19,156 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-20 02:05:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-20 02:05:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-20 02:05:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-20 02:05:19,159 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-20 02:05:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-20 02:05:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 02:05:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 02:05:19,160 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-20 02:05:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-20 02:05:19,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-20 02:05:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-20 02:05:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-20 02:05:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-20 02:05:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-20 02:05:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-20 02:05:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-20 02:05:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-20 02:05:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-20 02:05:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-20 02:05:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-20 02:05:19,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-20 02:05:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-20 02:05:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-20 02:05:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 02:05:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 02:05:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-20 02:05:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-20 02:05:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 02:05:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 02:05:19,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 02:05:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-20 02:05:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-20 02:05:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-20 02:05:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-20 02:05:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-20 02:05:19,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-20 02:05:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 02:05:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-20 02:05:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-20 02:05:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-20 02:05:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-20 02:05:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 02:05:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-20 02:05:19,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-20 02:05:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 02:05:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 02:05:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 02:05:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 02:05:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 02:05:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 02:05:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-20 02:05:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-20 02:05:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-20 02:05:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-20 02:05:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-20 02:05:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-20 02:05:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-20 02:05:19,166 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-20 02:05:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-20 02:05:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-20 02:05:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-20 02:05:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-20 02:05:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-20 02:05:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-20 02:05:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-20 02:05:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-20 02:05:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-20 02:05:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-20 02:05:19,167 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-20 02:05:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-20 02:05:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-20 02:05:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-20 02:05:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-20 02:05:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-20 02:05:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-20 02:05:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-20 02:05:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-20 02:05:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-20 02:05:19,168 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-20 02:05:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-20 02:05:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-20 02:05:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-20 02:05:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-20 02:05:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-20 02:05:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-20 02:05:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-20 02:05:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-20 02:05:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-20 02:05:19,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-20 02:05:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-20 02:05:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-20 02:05:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-20 02:05:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-20 02:05:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 02:05:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 02:05:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-20 02:05:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-20 02:05:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-20 02:05:19,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-20 02:05:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-20 02:05:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-20 02:05:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-20 02:05:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-20 02:05:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-20 02:05:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-20 02:05:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-20 02:05:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-20 02:05:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-20 02:05:19,171 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-20 02:05:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-20 02:05:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-20 02:05:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-20 02:05:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-20 02:05:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 02:05:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 02:05:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 02:05:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-20 02:05:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-20 02:05:19,172 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-20 02:05:19,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-20 02:05:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-20 02:05:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-20 02:05:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-20 02:05:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-20 02:05:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-20 02:05:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-20 02:05:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 02:05:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-20 02:05:19,173 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-20 02:05:19,173 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-20 02:05:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-20 02:05:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-20 02:05:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-20 02:05:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-20 02:05:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-20 02:05:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-20 02:05:19,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-20 02:05:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 02:05:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 02:05:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 02:05:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 02:05:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 02:05:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-20 02:05:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-20 02:05:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-20 02:05:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-20 02:05:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-20 02:05:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-20 02:05:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-20 02:05:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-20 02:05:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-20 02:05:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-20 02:05:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 02:05:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 02:05:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-20 02:05:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-20 02:05:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 02:05:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 02:05:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 02:05:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 02:05:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-20 02:05:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-20 02:05:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-20 02:05:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-20 02:05:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-20 02:05:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-20 02:05:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-20 02:05:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-20 02:05:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-07-20 02:05:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-07-20 02:05:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-07-20 02:05:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-07-20 02:05:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-20 02:05:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-20 02:05:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-20 02:05:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-20 02:05:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-20 02:05:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-20 02:05:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-20 02:05:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-20 02:05:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-20 02:05:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-20 02:05:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-20 02:05:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-20 02:05:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-20 02:05:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-20 02:05:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-20 02:05:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-20 02:05:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:05:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:05:19,179 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 02:05:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 02:05:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-20 02:05:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-20 02:05:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-20 02:05:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-20 02:05:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 02:05:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 02:05:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-20 02:05:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-20 02:05:19,180 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-20 02:05:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-20 02:05:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 02:05:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 02:05:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 02:05:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 02:05:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-20 02:05:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-20 02:05:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 02:05:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 02:05:19,181 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-20 02:05:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-20 02:05:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-20 02:05:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-20 02:05:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-20 02:05:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-20 02:05:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-20 02:05:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-20 02:05:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-20 02:05:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-20 02:05:19,182 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-20 02:05:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-20 02:05:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-20 02:05:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-20 02:05:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-20 02:05:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-20 02:05:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-20 02:05:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-20 02:05:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-20 02:05:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-20 02:05:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-20 02:05:19,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-20 02:05:19,183 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-20 02:05:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-20 02:05:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-20 02:05:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-20 02:05:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-20 02:05:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-20 02:05:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-20 02:05:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-20 02:05:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-20 02:05:19,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-20 02:05:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-20 02:05:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-20 02:05:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 02:05:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 02:05:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-20 02:05:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-20 02:05:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-20 02:05:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-20 02:05:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-20 02:05:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-20 02:05:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-20 02:05:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-20 02:05:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-20 02:05:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-20 02:05:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-20 02:05:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-20 02:05:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-20 02:05:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-20 02:05:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-20 02:05:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-20 02:05:19,186 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-20 02:05:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-20 02:05:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 02:05:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 02:05:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-20 02:05:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-20 02:05:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-20 02:05:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-20 02:05:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-20 02:05:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-20 02:05:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-20 02:05:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 02:05:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 02:05:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-20 02:05:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-20 02:05:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-20 02:05:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-20 02:05:19,191 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-20 02:05:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-20 02:05:19,191 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-20 02:05:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-20 02:05:20,392 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 02:05:20,397 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 02:05:20,546 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 02:08:22,469 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 02:08:36,773 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 02:08:36,828 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 02:08:36,828 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-20 02:08:36,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:08:36 BoogieIcfgContainer [2022-07-20 02:08:36,834 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 02:08:36,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 02:08:36,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 02:08:36,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 02:08:36,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:05:11" (1/3) ... [2022-07-20 02:08:36,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14ef1374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:08:36, skipping insertion in model container [2022-07-20 02:08:36,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:05:18" (2/3) ... [2022-07-20 02:08:36,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14ef1374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:08:36, skipping insertion in model container [2022-07-20 02:08:36,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:08:36" (3/3) ... [2022-07-20 02:08:36,843 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-20 02:08:36,860 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 02:08:36,860 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-20 02:08:36,999 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 02:08:37,007 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@5a43f565, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2a352879 [2022-07-20 02:08:37,008 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-20 02:08:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 5147 states, 3654 states have (on average 1.3409961685823755) internal successors, (4900), 3718 states have internal predecessors, (4900), 1252 states have call successors, (1252), 239 states have call predecessors, (1252), 238 states have return successors, (1245), 1229 states have call predecessors, (1245), 1245 states have call successors, (1245) [2022-07-20 02:08:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-07-20 02:08:37,051 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:08:37,052 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:08:37,052 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:08:37,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:08:37,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1314971238, now seen corresponding path program 1 times [2022-07-20 02:08:37,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:08:37,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2057906580] [2022-07-20 02:08:37,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:08:37,074 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:08:37,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:08:37,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:08:37,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 02:08:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:08:40,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 4785 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:08:40,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:08:40,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-20 02:08:40,705 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:08:40,706 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:08:40,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2057906580] [2022-07-20 02:08:40,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2057906580] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:08:40,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:08:40,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:08:40,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599421071] [2022-07-20 02:08:40,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:08:40,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:08:40,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:08:40,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:08:40,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:08:40,750 INFO L87 Difference]: Start difference. First operand has 5147 states, 3654 states have (on average 1.3409961685823755) internal successors, (4900), 3718 states have internal predecessors, (4900), 1252 states have call successors, (1252), 239 states have call predecessors, (1252), 238 states have return successors, (1245), 1229 states have call predecessors, (1245), 1245 states have call successors, (1245) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-20 02:08:42,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:08:42,128 INFO L93 Difference]: Finished difference Result 15224 states and 22128 transitions. [2022-07-20 02:08:42,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:08:42,130 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 226 [2022-07-20 02:08:42,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:08:42,207 INFO L225 Difference]: With dead ends: 15224 [2022-07-20 02:08:42,207 INFO L226 Difference]: Without dead ends: 10105 [2022-07-20 02:08:42,246 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:08:42,251 INFO L413 NwaCegarLoop]: 8553 mSDtfsCounter, 7193 mSDsluCounter, 7284 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7193 SdHoareTripleChecker+Valid, 15837 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-20 02:08:42,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7193 Valid, 15837 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-20 02:08:42,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10105 states. [2022-07-20 02:08:42,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10105 to 10101. [2022-07-20 02:08:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10101 states, 7178 states have (on average 1.3353301755363611) internal successors, (9585), 7305 states have internal predecessors, (9585), 2448 states have call successors, (2448), 473 states have call predecessors, (2448), 472 states have return successors, (2444), 2412 states have call predecessors, (2444), 2444 states have call successors, (2444) [2022-07-20 02:08:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10101 states to 10101 states and 14477 transitions. [2022-07-20 02:08:42,643 INFO L78 Accepts]: Start accepts. Automaton has 10101 states and 14477 transitions. Word has length 226 [2022-07-20 02:08:42,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:08:42,644 INFO L495 AbstractCegarLoop]: Abstraction has 10101 states and 14477 transitions. [2022-07-20 02:08:42,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-20 02:08:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 10101 states and 14477 transitions. [2022-07-20 02:08:42,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-07-20 02:08:42,650 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:08:42,650 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:08:42,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 02:08:42,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:08:42,876 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:08:42,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:08:42,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1404913797, now seen corresponding path program 1 times [2022-07-20 02:08:42,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:08:42,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1459561860] [2022-07-20 02:08:42,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:08:42,883 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:08:42,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:08:42,904 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:08:42,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 02:08:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:08:46,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 4914 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:08:46,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:08:46,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-20 02:08:46,632 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:08:46,633 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:08:46,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1459561860] [2022-07-20 02:08:46,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1459561860] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:08:46,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:08:46,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:08:46,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767389692] [2022-07-20 02:08:46,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:08:46,638 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:08:46,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:08:46,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:08:46,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:08:46,639 INFO L87 Difference]: Start difference. First operand 10101 states and 14477 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-20 02:08:47,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:08:47,866 INFO L93 Difference]: Finished difference Result 25207 states and 36121 transitions. [2022-07-20 02:08:47,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:08:47,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 237 [2022-07-20 02:08:47,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:08:47,982 INFO L225 Difference]: With dead ends: 25207 [2022-07-20 02:08:47,983 INFO L226 Difference]: Without dead ends: 15147 [2022-07-20 02:08:48,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:08:48,045 INFO L413 NwaCegarLoop]: 8549 mSDtfsCounter, 7215 mSDsluCounter, 7294 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7215 SdHoareTripleChecker+Valid, 15843 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-20 02:08:48,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7215 Valid, 15843 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-20 02:08:48,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15147 states. [2022-07-20 02:08:48,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15147 to 15128. [2022-07-20 02:08:48,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15128 states, 10753 states have (on average 1.3350692829907933) internal successors, (14356), 10946 states have internal predecessors, (14356), 3661 states have call successors, (3661), 712 states have call predecessors, (3661), 711 states have return successors, (3657), 3604 states have call predecessors, (3657), 3657 states have call successors, (3657) [2022-07-20 02:08:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15128 states to 15128 states and 21674 transitions. [2022-07-20 02:08:48,863 INFO L78 Accepts]: Start accepts. Automaton has 15128 states and 21674 transitions. Word has length 237 [2022-07-20 02:08:48,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:08:48,865 INFO L495 AbstractCegarLoop]: Abstraction has 15128 states and 21674 transitions. [2022-07-20 02:08:48,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-20 02:08:48,866 INFO L276 IsEmpty]: Start isEmpty. Operand 15128 states and 21674 transitions. [2022-07-20 02:08:48,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-07-20 02:08:48,870 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:08:48,870 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:08:48,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 02:08:49,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:08:49,083 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:08:49,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:08:49,084 INFO L85 PathProgramCache]: Analyzing trace with hash 30710706, now seen corresponding path program 1 times [2022-07-20 02:08:49,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:08:49,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [165896901] [2022-07-20 02:08:49,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:08:49,089 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:08:49,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:08:49,096 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:08:49,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 02:08:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:08:52,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 4939 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:08:52,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:08:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-20 02:08:52,618 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:08:52,619 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:08:52,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [165896901] [2022-07-20 02:08:52,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [165896901] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:08:52,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:08:52,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:08:52,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321587790] [2022-07-20 02:08:52,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:08:52,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:08:52,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:08:52,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:08:52,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:08:52,620 INFO L87 Difference]: Start difference. First operand 15128 states and 21674 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-20 02:08:55,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:08:55,203 INFO L93 Difference]: Finished difference Result 39311 states and 56042 transitions. [2022-07-20 02:08:55,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:08:55,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 244 [2022-07-20 02:08:55,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:08:55,325 INFO L225 Difference]: With dead ends: 39311 [2022-07-20 02:08:55,325 INFO L226 Difference]: Without dead ends: 24224 [2022-07-20 02:08:55,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:08:55,397 INFO L413 NwaCegarLoop]: 8145 mSDtfsCounter, 4301 mSDsluCounter, 7199 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4301 SdHoareTripleChecker+Valid, 15344 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-07-20 02:08:55,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4301 Valid, 15344 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-07-20 02:08:55,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24224 states. [2022-07-20 02:08:55,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24224 to 24201. [2022-07-20 02:08:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24201 states, 17190 states have (on average 1.3280395578824897) internal successors, (22829), 17508 states have internal predecessors, (22829), 5782 states have call successors, (5782), 1230 states have call predecessors, (5782), 1226 states have return successors, (5778), 5684 states have call predecessors, (5778), 5778 states have call successors, (5778) [2022-07-20 02:08:56,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24201 states to 24201 states and 34389 transitions. [2022-07-20 02:08:56,112 INFO L78 Accepts]: Start accepts. Automaton has 24201 states and 34389 transitions. Word has length 244 [2022-07-20 02:08:56,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:08:56,113 INFO L495 AbstractCegarLoop]: Abstraction has 24201 states and 34389 transitions. [2022-07-20 02:08:56,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-20 02:08:56,113 INFO L276 IsEmpty]: Start isEmpty. Operand 24201 states and 34389 transitions. [2022-07-20 02:08:56,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-07-20 02:08:56,118 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:08:56,118 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:08:56,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 02:08:56,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:08:56,347 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:08:56,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:08:56,348 INFO L85 PathProgramCache]: Analyzing trace with hash 823357194, now seen corresponding path program 1 times [2022-07-20 02:08:56,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:08:56,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1997188969] [2022-07-20 02:08:56,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:08:56,360 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:08:56,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:08:56,362 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:08:56,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 02:08:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:08:59,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 4967 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:08:59,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:09:00,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-20 02:09:00,112 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:09:00,112 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:09:00,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1997188969] [2022-07-20 02:09:00,113 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1997188969] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:09:00,113 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:09:00,113 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:09:00,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643365790] [2022-07-20 02:09:00,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:09:00,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:09:00,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:09:00,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:09:00,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:09:00,114 INFO L87 Difference]: Start difference. First operand 24201 states and 34389 transitions. Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-20 02:09:02,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:09:02,090 INFO L93 Difference]: Finished difference Result 51664 states and 73478 transitions. [2022-07-20 02:09:02,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:09:02,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 245 [2022-07-20 02:09:02,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:09:02,220 INFO L225 Difference]: With dead ends: 51664 [2022-07-20 02:09:02,221 INFO L226 Difference]: Without dead ends: 27504 [2022-07-20 02:09:02,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:09:02,305 INFO L413 NwaCegarLoop]: 12848 mSDtfsCounter, 6387 mSDsluCounter, 7246 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6387 SdHoareTripleChecker+Valid, 20094 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-20 02:09:02,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6387 Valid, 20094 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-20 02:09:02,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27504 states. [2022-07-20 02:09:03,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27504 to 27481. [2022-07-20 02:09:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27481 states, 19607 states have (on average 1.3318202682715357) internal successors, (26113), 19969 states have internal predecessors, (26113), 6468 states have call successors, (6468), 1410 states have call predecessors, (6468), 1403 states have return successors, (6464), 6339 states have call predecessors, (6464), 6464 states have call successors, (6464) [2022-07-20 02:09:03,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27481 states to 27481 states and 39045 transitions. [2022-07-20 02:09:03,358 INFO L78 Accepts]: Start accepts. Automaton has 27481 states and 39045 transitions. Word has length 245 [2022-07-20 02:09:03,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:09:03,359 INFO L495 AbstractCegarLoop]: Abstraction has 27481 states and 39045 transitions. [2022-07-20 02:09:03,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-07-20 02:09:03,359 INFO L276 IsEmpty]: Start isEmpty. Operand 27481 states and 39045 transitions. [2022-07-20 02:09:03,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-07-20 02:09:03,363 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:09:03,364 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:09:03,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 02:09:03,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:09:03,591 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:09:03,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:09:03,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1139690946, now seen corresponding path program 1 times [2022-07-20 02:09:03,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:09:03,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [16405185] [2022-07-20 02:09:03,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:09:03,596 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:09:03,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:09:03,598 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:09:03,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 02:09:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:09:06,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 4910 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:09:06,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:09:07,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2022-07-20 02:09:07,032 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:09:07,033 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:09:07,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [16405185] [2022-07-20 02:09:07,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [16405185] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:09:07,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:09:07,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:09:07,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120992545] [2022-07-20 02:09:07,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:09:07,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:09:07,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:09:07,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:09:07,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:09:07,034 INFO L87 Difference]: Start difference. First operand 27481 states and 39045 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-20 02:09:08,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:09:08,896 INFO L93 Difference]: Finished difference Result 80694 states and 114788 transitions. [2022-07-20 02:09:08,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:09:08,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 282 [2022-07-20 02:09:08,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:09:09,147 INFO L225 Difference]: With dead ends: 80694 [2022-07-20 02:09:09,148 INFO L226 Difference]: Without dead ends: 53847 [2022-07-20 02:09:09,236 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:09:09,237 INFO L413 NwaCegarLoop]: 9807 mSDtfsCounter, 7154 mSDsluCounter, 7290 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7154 SdHoareTripleChecker+Valid, 17097 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-20 02:09:09,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7154 Valid, 17097 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-20 02:09:09,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53847 states. [2022-07-20 02:09:10,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53847 to 53843. [2022-07-20 02:09:10,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53843 states, 38463 states have (on average 1.3330473442009203) internal successors, (51273), 39147 states have internal predecessors, (51273), 12643 states have call successors, (12643), 2743 states have call predecessors, (12643), 2734 states have return successors, (12639), 12427 states have call predecessors, (12639), 12639 states have call successors, (12639) [2022-07-20 02:09:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53843 states to 53843 states and 76555 transitions. [2022-07-20 02:09:10,965 INFO L78 Accepts]: Start accepts. Automaton has 53843 states and 76555 transitions. Word has length 282 [2022-07-20 02:09:10,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:09:10,966 INFO L495 AbstractCegarLoop]: Abstraction has 53843 states and 76555 transitions. [2022-07-20 02:09:10,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-20 02:09:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 53843 states and 76555 transitions. [2022-07-20 02:09:10,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-07-20 02:09:10,972 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:09:10,972 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:09:11,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-20 02:09:11,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:09:11,191 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:09:11,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:09:11,192 INFO L85 PathProgramCache]: Analyzing trace with hash -999142336, now seen corresponding path program 1 times [2022-07-20 02:09:11,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:09:11,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [713855252] [2022-07-20 02:09:11,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:09:11,196 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:09:11,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:09:11,198 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:09:11,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 02:09:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:09:14,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 4910 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 02:09:14,647 INFO L286 TraceCheckSpWp]: Computing forward predicates...