./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 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-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-?-791161d [2022-07-23 02:19:51,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:19:51,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:19:51,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:19:51,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:19:51,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:19:51,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:19:51,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:19:51,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:19:51,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:19:51,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:19:51,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:19:51,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:19:51,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:19:51,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:19:51,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:19:51,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:19:51,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:19:51,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:19:51,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:19:51,310 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:19:51,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:19:51,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:19:51,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:19:51,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:19:51,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:19:51,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:19:51,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:19:51,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:19:51,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:19:51,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:19:51,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:19:51,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:19:51,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:19:51,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:19:51,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:19:51,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:19:51,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:19:51,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:19:51,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:19:51,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:19:51,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:19:51,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 02:19:51,349 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:19:51,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:19:51,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:19:51,350 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:19:51,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:19:51,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:19:51,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:19:51,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:19:51,352 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:19:51,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:19:51,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 02:19:51,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:19:51,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:19:51,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:19:51,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:19:51,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:19:51,354 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:19:51,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:19:51,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:19:51,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:19:51,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:19:51,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:19:51,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:19:51,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:19:51,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:19:51,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 02:19:51,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 02:19:51,356 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:19:51,356 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:19:51,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:19:51,356 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2022-07-23 02:19:51,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:19:51,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:19:51,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:19:51,594 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:19:51,594 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:19:51,595 INFO L432 ainManager$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 [2022-07-23 02:19:51,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5865ed3a3/e4230a1d67ad453bb9ae95707b3669c9/FLAGe0cb521b9 [2022-07-23 02:19:52,553 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:19:52,554 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 [2022-07-23 02:19:52,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5865ed3a3/e4230a1d67ad453bb9ae95707b3669c9/FLAGe0cb521b9 [2022-07-23 02:19:52,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5865ed3a3/e4230a1d67ad453bb9ae95707b3669c9 [2022-07-23 02:19:52,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:19:52,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:19:52,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:19:52,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:19:52,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:19:52,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:19:52" (1/1) ... [2022-07-23 02:19:52,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6456c94d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:19:52, skipping insertion in model container [2022-07-23 02:19:52,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:19:52" (1/1) ... [2022-07-23 02:19:52,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:19:52,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:19:59,383 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] [2022-07-23 02:19:59,385 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] [2022-07-23 02:19:59,386 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] [2022-07-23 02:19:59,386 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] [2022-07-23 02:19:59,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:19:59,499 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:19:59,682 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) [2022-07-23 02:19:59,688 INFO L158 Benchmark]: Toolchain (without parser) took 6990.03ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 88.7MB in the beginning and 159.0MB in the end (delta: -70.3MB). Peak memory consumption was 111.2MB. Max. memory is 16.1GB. [2022-07-23 02:19:59,689 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 66.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 02:19:59,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6988.59ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 88.3MB in the beginning and 159.0MB in the end (delta: -70.7MB). Peak memory consumption was 111.2MB. Max. memory is 16.1GB. [2022-07-23 02:19:59,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 66.3MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6988.59ms. Allocated memory was 123.7MB in the beginning and 247.5MB in the end (delta: 123.7MB). Free memory was 88.3MB in the beginning and 159.0MB in the end (delta: -70.7MB). Peak memory consumption was 111.2MB. 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-?-791161d [2022-07-23 02:20:01,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:20:01,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:20:01,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:20:01,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:20:01,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:20:01,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:20:01,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:20:01,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:20:01,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:20:01,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:20:01,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:20:01,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:20:01,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:20:01,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:20:01,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:20:01,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:20:01,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:20:01,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:20:01,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:20:01,418 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:20:01,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:20:01,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:20:01,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:20:01,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:20:01,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:20:01,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:20:01,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:20:01,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:20:01,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:20:01,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:20:01,433 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:20:01,434 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:20:01,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:20:01,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:20:01,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:20:01,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:20:01,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:20:01,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:20:01,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:20:01,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:20:01,438 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:20:01,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 02:20:01,461 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:20:01,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:20:01,462 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:20:01,462 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:20:01,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:20:01,463 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:20:01,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:20:01,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:20:01,464 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:20:01,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:20:01,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:20:01,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:20:01,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:20:01,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:20:01,465 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 02:20:01,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 02:20:01,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 02:20:01,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:20:01,466 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:20:01,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:20:01,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:20:01,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:20:01,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:20:01,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:20:01,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:20:01,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:20:01,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:20:01,467 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 02:20:01,468 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 02:20:01,468 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:20:01,468 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:20:01,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:20:01,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 02:20:01,468 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70e4e56f3340c1b20d9142537fb15f82141ddbe721f83e6a5c46f084f6374a2 [2022-07-23 02:20:01,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:20:01,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:20:01,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:20:01,752 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:20:01,753 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:20:01,755 INFO L432 ainManager$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 [2022-07-23 02:20:01,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ce873de/fcef75ef4bce43d5a89a9b866be8277a/FLAGec13a1d8d [2022-07-23 02:20:02,749 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:20:02,750 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 [2022-07-23 02:20:02,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ce873de/fcef75ef4bce43d5a89a9b866be8277a/FLAGec13a1d8d [2022-07-23 02:20:03,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11ce873de/fcef75ef4bce43d5a89a9b866be8277a [2022-07-23 02:20:03,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:20:03,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:20:03,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:20:03,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:20:03,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:20:03,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:20:03" (1/1) ... [2022-07-23 02:20:03,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b211283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:03, skipping insertion in model container [2022-07-23 02:20:03,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:20:03" (1/1) ... [2022-07-23 02:20:03,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:20:03,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:20:10,884 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] [2022-07-23 02:20:10,887 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] [2022-07-23 02:20:10,887 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] [2022-07-23 02:20:10,888 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] [2022-07-23 02:20:10,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:20:10,992 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 02:20:11,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:20:11,439 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] [2022-07-23 02:20:11,440 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] [2022-07-23 02:20:11,440 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] [2022-07-23 02:20:11,441 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] [2022-07-23 02:20:11,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:20:11,469 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:20:12,058 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] [2022-07-23 02:20:12,066 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] [2022-07-23 02:20:12,067 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] [2022-07-23 02:20:12,067 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] [2022-07-23 02:20:12,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:20:12,333 INFO L208 MainTranslator]: Completed translation [2022-07-23 02:20:12,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12 WrapperNode [2022-07-23 02:20:12,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 02:20:12,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 02:20:12,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 02:20:12,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 02:20:12,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:12,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:12,776 INFO L137 Inliner]: procedures = 716, calls = 7462, calls flagged for inlining = 381, calls inlined = 353, statements flattened = 15312 [2022-07-23 02:20:12,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 02:20:12,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 02:20:12,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 02:20:12,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 02:20:12,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:12,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:13,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:13,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:13,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:13,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:13,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:13,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 02:20:13,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 02:20:13,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 02:20:13,506 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 02:20:13,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (1/1) ... [2022-07-23 02:20:13,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:20:13,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 02:20:13,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 02:20:13,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 02:20:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-23 02:20:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-23 02:20:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-23 02:20:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-23 02:20:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-23 02:20:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 02:20:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 02:20:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-23 02:20:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-23 02:20:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-23 02:20:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-23 02:20:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-23 02:20:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-23 02:20:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-23 02:20:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-23 02:20:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-23 02:20:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-23 02:20:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 02:20:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 02:20:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-23 02:20:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-23 02:20:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-23 02:20:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-23 02:20:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-23 02:20:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-23 02:20:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-23 02:20:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-23 02:20:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-23 02:20:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-23 02:20:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-23 02:20:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-23 02:20:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-23 02:20:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-23 02:20:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-23 02:20:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-23 02:20:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-23 02:20:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-23 02:20:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-23 02:20:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-23 02:20:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-23 02:20:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-23 02:20:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-23 02:20:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-23 02:20:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-23 02:20:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-23 02:20:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-23 02:20:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-23 02:20:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-07-23 02:20:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-07-23 02:20:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 02:20:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 02:20:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-23 02:20:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-23 02:20:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-23 02:20:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-23 02:20:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-23 02:20:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-23 02:20:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-07-23 02:20:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-07-23 02:20:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-23 02:20:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-23 02:20:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-23 02:20:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-23 02:20:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-23 02:20:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-23 02:20:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 02:20:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 02:20:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-23 02:20:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-23 02:20:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-23 02:20:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-23 02:20:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-23 02:20:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-23 02:20:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-23 02:20:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-23 02:20:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-23 02:20:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-23 02:20:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 02:20:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 02:20:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-23 02:20:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-23 02:20:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-23 02:20:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-23 02:20:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-23 02:20:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-23 02:20:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-23 02:20:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-23 02:20:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-23 02:20:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-23 02:20:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 02:20:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 02:20:13,577 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 02:20:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-23 02:20:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-23 02:20:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-23 02:20:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-23 02:20:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-23 02:20:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-23 02:20:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 02:20:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 02:20:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-23 02:20:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-23 02:20:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 02:20:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-23 02:20:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-23 02:20:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-23 02:20:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-23 02:20:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-23 02:20:13,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-23 02:20:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-23 02:20:13,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-23 02:20:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-23 02:20:13,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-23 02:20:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-23 02:20:13,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-23 02:20:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-23 02:20:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-23 02:20:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-23 02:20:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-23 02:20:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-23 02:20:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-23 02:20:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 02:20:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 02:20:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-07-23 02:20:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-07-23 02:20:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-23 02:20:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-23 02:20:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-23 02:20:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-23 02:20:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-23 02:20:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-23 02:20:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-23 02:20:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-23 02:20:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 02:20:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 02:20:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-23 02:20:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-23 02:20:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-23 02:20:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-23 02:20:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-23 02:20:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-23 02:20:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-23 02:20:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-23 02:20:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-23 02:20:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-23 02:20:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 02:20:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 02:20:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-23 02:20:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-23 02:20:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 02:20:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 02:20:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 02:20:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 02:20:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-23 02:20:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-23 02:20:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-23 02:20:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-23 02:20:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-23 02:20:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-23 02:20:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-23 02:20:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-23 02:20:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-23 02:20:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-23 02:20:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-23 02:20:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-23 02:20:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-23 02:20:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-23 02:20:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-23 02:20:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-23 02:20:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-23 02:20:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-23 02:20:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-23 02:20:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-23 02:20:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-23 02:20:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-23 02:20:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-23 02:20:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-23 02:20:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-23 02:20:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-23 02:20:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-23 02:20:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-23 02:20:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-23 02:20:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-23 02:20:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-23 02:20:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-23 02:20:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 02:20:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-23 02:20:13,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-23 02:20:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-23 02:20:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-23 02:20:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-23 02:20:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-23 02:20:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-23 02:20:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-23 02:20:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-23 02:20:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-23 02:20:13,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-23 02:20:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-23 02:20:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-23 02:20:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-23 02:20:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 02:20:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-23 02:20:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-23 02:20:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 02:20:13,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 02:20:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 02:20:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 02:20:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 02:20:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 02:20:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 02:20:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 02:20:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 02:20:13,592 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-23 02:20:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-23 02:20:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-23 02:20:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-23 02:20:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-23 02:20:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-23 02:20:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-23 02:20:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-23 02:20:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-23 02:20:13,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-23 02:20:13,593 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-07-23 02:20:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-07-23 02:20:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-23 02:20:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-23 02:20:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-23 02:20:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-23 02:20:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-23 02:20:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-23 02:20:13,594 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-23 02:20:13,594 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-23 02:20:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-23 02:20:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-23 02:20:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 02:20:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 02:20:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-23 02:20:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-23 02:20:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-23 02:20:13,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-23 02:20:13,595 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-23 02:20:13,596 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-23 02:20:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-23 02:20:13,596 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-23 02:20:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-23 02:20:13,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-23 02:20:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-23 02:20:13,596 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-23 02:20:13,596 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-23 02:20:13,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-23 02:20:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-23 02:20:13,597 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-23 02:20:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-23 02:20:13,597 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-23 02:20:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-23 02:20:13,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-23 02:20:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 02:20:13,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 02:20:13,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 02:20:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-23 02:20:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-23 02:20:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-23 02:20:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-23 02:20:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-23 02:20:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-23 02:20:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 02:20:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-23 02:20:13,598 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-23 02:20:13,598 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 02:20:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 02:20:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 02:20:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-23 02:20:13,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-23 02:20:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 02:20:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 02:20:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 02:20:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 02:20:13,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 02:20:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 02:20:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-23 02:20:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-23 02:20:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-23 02:20:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-23 02:20:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-23 02:20:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-23 02:20:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-23 02:20:13,600 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-23 02:20:13,600 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-23 02:20:13,601 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-23 02:20:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-23 02:20:13,601 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-23 02:20:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-23 02:20:13,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-23 02:20:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-23 02:20:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-23 02:20:13,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-23 02:20:13,601 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-23 02:20:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-23 02:20:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-23 02:20:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-23 02:20:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-23 02:20:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-23 02:20:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-23 02:20:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-23 02:20:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-23 02:20:13,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-23 02:20:13,602 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-23 02:20:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-23 02:20:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-23 02:20:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-23 02:20:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-23 02:20:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-23 02:20:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-23 02:20:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-23 02:20:13,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-23 02:20:13,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-23 02:20:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-23 02:20:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-23 02:20:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-23 02:20:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-23 02:20:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-23 02:20:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-23 02:20:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 02:20:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 02:20:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-23 02:20:13,604 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-23 02:20:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-23 02:20:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-23 02:20:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-23 02:20:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-23 02:20:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-23 02:20:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-23 02:20:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-23 02:20:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-23 02:20:13,605 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-23 02:20:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-23 02:20:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-23 02:20:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-23 02:20:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-23 02:20:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-23 02:20:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-23 02:20:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-23 02:20:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 02:20:13,606 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 02:20:13,606 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 02:20:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-23 02:20:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-23 02:20:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-23 02:20:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-23 02:20:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-23 02:20:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-23 02:20:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-23 02:20:13,607 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-23 02:20:13,607 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-23 02:20:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-23 02:20:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 02:20:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-23 02:20:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-23 02:20:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-23 02:20:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-23 02:20:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-23 02:20:13,608 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-23 02:20:13,608 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-23 02:20:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-23 02:20:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-23 02:20:13,609 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-23 02:20:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 02:20:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 02:20:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 02:20:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 02:20:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 02:20:13,609 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-23 02:20:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-23 02:20:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-23 02:20:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-23 02:20:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-23 02:20:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-23 02:20:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-23 02:20:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-23 02:20:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-23 02:20:13,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-23 02:20:13,610 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-23 02:20:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-23 02:20:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-23 02:20:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-23 02:20:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 02:20:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 02:20:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 02:20:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 02:20:13,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-23 02:20:13,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-23 02:20:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-23 02:20:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-23 02:20:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-23 02:20:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-23 02:20:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-23 02:20:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-23 02:20:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-07-23 02:20:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-07-23 02:20:13,612 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-07-23 02:20:13,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-07-23 02:20:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-23 02:20:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-23 02:20:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-23 02:20:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-07-23 02:20:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-23 02:20:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-23 02:20:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-23 02:20:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-23 02:20:13,613 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-23 02:20:13,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-23 02:20:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-23 02:20:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-23 02:20:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-23 02:20:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-23 02:20:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-23 02:20:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-23 02:20:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:20:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:20:13,614 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 02:20:13,614 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 02:20:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-23 02:20:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-23 02:20:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-23 02:20:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-23 02:20:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 02:20:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 02:20:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-23 02:20:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-07-23 02:20:13,615 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-23 02:20:13,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-23 02:20:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 02:20:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 02:20:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 02:20:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 02:20:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-23 02:20:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-23 02:20:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 02:20:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 02:20:13,616 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-23 02:20:13,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-23 02:20:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-23 02:20:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-23 02:20:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-23 02:20:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-23 02:20:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-23 02:20:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-23 02:20:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-23 02:20:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-23 02:20:13,617 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-23 02:20:13,617 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-23 02:20:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-23 02:20:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-23 02:20:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-23 02:20:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-23 02:20:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-23 02:20:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-23 02:20:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-23 02:20:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-23 02:20:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-23 02:20:13,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-23 02:20:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-23 02:20:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-23 02:20:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-23 02:20:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-23 02:20:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-23 02:20:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-23 02:20:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-23 02:20:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-23 02:20:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-23 02:20:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-23 02:20:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-23 02:20:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-23 02:20:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 02:20:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 02:20:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-23 02:20:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-23 02:20:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-23 02:20:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-23 02:20:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-23 02:20:13,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-23 02:20:13,620 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-23 02:20:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-23 02:20:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-23 02:20:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-23 02:20:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-23 02:20:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-23 02:20:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-23 02:20:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-23 02:20:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-23 02:20:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-23 02:20:13,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-23 02:20:13,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-23 02:20:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 02:20:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 02:20:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-23 02:20:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-23 02:20:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-23 02:20:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-23 02:20:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-23 02:20:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-23 02:20:13,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-23 02:20:13,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 02:20:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 02:20:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-23 02:20:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-23 02:20:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-23 02:20:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-23 02:20:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-23 02:20:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-23 02:20:13,623 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-23 02:20:13,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-23 02:20:14,902 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 02:20:14,906 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 02:20:15,025 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 02:23:22,385 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 02:23:38,295 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 02:23:38,318 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 02:23:38,318 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-23 02:23:38,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:23:38 BoogieIcfgContainer [2022-07-23 02:23:38,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 02:23:38,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 02:23:38,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 02:23:38,331 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 02:23:38,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 02:20:03" (1/3) ... [2022-07-23 02:23:38,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f65efa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:23:38, skipping insertion in model container [2022-07-23 02:23:38,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:20:12" (2/3) ... [2022-07-23 02:23:38,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f65efa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:23:38, skipping insertion in model container [2022-07-23 02:23:38,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:23:38" (3/3) ... [2022-07-23 02:23:38,335 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-23 02:23:38,354 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 02:23:38,355 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-23 02:23:38,469 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 02:23:38,477 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@acf98cb, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@73e123d4 [2022-07-23 02:23:38,478 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-23 02:23:38,494 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) [2022-07-23 02:23:38,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-07-23 02:23:38,523 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:23:38,524 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] [2022-07-23 02:23:38,525 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)] === [2022-07-23 02:23:38,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:23:38,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1314971238, now seen corresponding path program 1 times [2022-07-23 02:23:38,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:23:38,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1967548099] [2022-07-23 02:23:38,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:23:38,552 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:23:38,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:23:38,569 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:23:38,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-23 02:23:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:23:41,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 4785 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:23:41,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:23:42,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-23 02:23:42,234 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:23:42,235 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:23:42,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1967548099] [2022-07-23 02:23:42,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1967548099] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:23:42,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:23:42,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:23:42,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348725084] [2022-07-23 02:23:42,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:23:42,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:23:42,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:23:42,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:23:42,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:23:42,287 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) [2022-07-23 02:23:43,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:23:43,663 INFO L93 Difference]: Finished difference Result 15224 states and 22128 transitions. [2022-07-23 02:23:43,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:23:43,666 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 [2022-07-23 02:23:43,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:23:43,764 INFO L225 Difference]: With dead ends: 15224 [2022-07-23 02:23:43,764 INFO L226 Difference]: Without dead ends: 10105 [2022-07-23 02:23:43,812 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 [2022-07-23 02:23:43,821 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, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-23 02:23:43,822 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7193 Valid, 15837 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-23 02:23:43,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10105 states. [2022-07-23 02:23:44,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10105 to 10101. [2022-07-23 02:23:44,386 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) [2022-07-23 02:23:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10101 states to 10101 states and 14477 transitions. [2022-07-23 02:23:44,452 INFO L78 Accepts]: Start accepts. Automaton has 10101 states and 14477 transitions. Word has length 226 [2022-07-23 02:23:44,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:23:44,454 INFO L495 AbstractCegarLoop]: Abstraction has 10101 states and 14477 transitions. [2022-07-23 02:23:44,455 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) [2022-07-23 02:23:44,455 INFO L276 IsEmpty]: Start isEmpty. Operand 10101 states and 14477 transitions. [2022-07-23 02:23:44,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-07-23 02:23:44,462 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:23:44,462 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] [2022-07-23 02:23:44,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-23 02:23:44,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:23:44,688 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)] === [2022-07-23 02:23:44,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:23:44,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1404913797, now seen corresponding path program 1 times [2022-07-23 02:23:44,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:23:44,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [870629838] [2022-07-23 02:23:44,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:23:44,696 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:23:44,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:23:44,697 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:23:44,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-23 02:23:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:23:47,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 4914 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:23:47,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:23:48,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-23 02:23:48,265 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:23:48,265 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:23:48,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [870629838] [2022-07-23 02:23:48,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [870629838] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:23:48,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:23:48,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:23:48,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690443885] [2022-07-23 02:23:48,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:23:48,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:23:48,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:23:48,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:23:48,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:23:48,272 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) [2022-07-23 02:23:49,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:23:49,481 INFO L93 Difference]: Finished difference Result 25207 states and 36121 transitions. [2022-07-23 02:23:49,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:23:49,481 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 [2022-07-23 02:23:49,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:23:49,596 INFO L225 Difference]: With dead ends: 25207 [2022-07-23 02:23:49,596 INFO L226 Difference]: Without dead ends: 15147 [2022-07-23 02:23:49,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:23:49,654 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 [2022-07-23 02:23:49,654 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] [2022-07-23 02:23:49,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15147 states. [2022-07-23 02:23:50,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15147 to 15128. [2022-07-23 02:23:50,372 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) [2022-07-23 02:23:50,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15128 states to 15128 states and 21674 transitions. [2022-07-23 02:23:50,462 INFO L78 Accepts]: Start accepts. Automaton has 15128 states and 21674 transitions. Word has length 237 [2022-07-23 02:23:50,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:23:50,464 INFO L495 AbstractCegarLoop]: Abstraction has 15128 states and 21674 transitions. [2022-07-23 02:23:50,464 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) [2022-07-23 02:23:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 15128 states and 21674 transitions. [2022-07-23 02:23:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-07-23 02:23:50,469 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:23:50,469 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] [2022-07-23 02:23:50,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-07-23 02:23:50,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:23:50,684 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)] === [2022-07-23 02:23:50,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:23:50,684 INFO L85 PathProgramCache]: Analyzing trace with hash 30710706, now seen corresponding path program 1 times [2022-07-23 02:23:50,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:23:50,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716220708] [2022-07-23 02:23:50,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:23:50,691 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:23:50,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:23:50,693 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:23:50,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-23 02:23:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:23:53,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 4939 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:23:53,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:23:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-23 02:23:54,370 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:23:54,370 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:23:54,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [716220708] [2022-07-23 02:23:54,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [716220708] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:23:54,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:23:54,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:23:54,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282508302] [2022-07-23 02:23:54,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:23:54,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:23:54,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:23:54,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:23:54,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:23:54,371 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) [2022-07-23 02:23:56,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:23:56,984 INFO L93 Difference]: Finished difference Result 39311 states and 56042 transitions. [2022-07-23 02:23:56,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:23:56,985 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 [2022-07-23 02:23:56,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:23:57,333 INFO L225 Difference]: With dead ends: 39311 [2022-07-23 02:23:57,347 INFO L226 Difference]: Without dead ends: 24224 [2022-07-23 02:23:57,440 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 [2022-07-23 02:23:57,442 INFO L413 NwaCegarLoop]: 8145 mSDtfsCounter, 4301 mSDsluCounter, 7199 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s 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, 2.1s IncrementalHoareTripleChecker+Time [2022-07-23 02:23:57,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4301 Valid, 15344 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-23 02:23:57,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24224 states. [2022-07-23 02:23:58,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24224 to 24201. [2022-07-23 02:23:58,375 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) [2022-07-23 02:23:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24201 states to 24201 states and 34389 transitions. [2022-07-23 02:23:58,788 INFO L78 Accepts]: Start accepts. Automaton has 24201 states and 34389 transitions. Word has length 244 [2022-07-23 02:23:58,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:23:58,789 INFO L495 AbstractCegarLoop]: Abstraction has 24201 states and 34389 transitions. [2022-07-23 02:23:58,789 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) [2022-07-23 02:23:58,789 INFO L276 IsEmpty]: Start isEmpty. Operand 24201 states and 34389 transitions. [2022-07-23 02:23:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-07-23 02:23:58,792 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:23:58,792 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] [2022-07-23 02:23:58,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-23 02:23:58,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:23:58,993 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)] === [2022-07-23 02:23:58,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:23:58,994 INFO L85 PathProgramCache]: Analyzing trace with hash 823357194, now seen corresponding path program 1 times [2022-07-23 02:23:59,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:23:59,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1033296434] [2022-07-23 02:23:59,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:23:59,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:23:59,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:23:59,003 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:23:59,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-23 02:24:01,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:24:01,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 4967 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:24:01,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:24:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-23 02:24:02,577 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:24:02,577 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:24:02,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1033296434] [2022-07-23 02:24:02,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1033296434] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:24:02,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:24:02,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:24:02,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578166384] [2022-07-23 02:24:02,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:24:02,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:24:02,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:24:02,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:24:02,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:24:02,579 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) [2022-07-23 02:24:04,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:24:04,893 INFO L93 Difference]: Finished difference Result 51664 states and 73478 transitions. [2022-07-23 02:24:04,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:24:04,893 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 [2022-07-23 02:24:04,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:24:05,037 INFO L225 Difference]: With dead ends: 51664 [2022-07-23 02:24:05,038 INFO L226 Difference]: Without dead ends: 27504 [2022-07-23 02:24:05,121 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 [2022-07-23 02:24:05,123 INFO L413 NwaCegarLoop]: 12848 mSDtfsCounter, 6387 mSDsluCounter, 7246 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s 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, 1.6s IncrementalHoareTripleChecker+Time [2022-07-23 02:24:05,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6387 Valid, 20094 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-23 02:24:05,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27504 states. [2022-07-23 02:24:05,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27504 to 27481. [2022-07-23 02:24:05,988 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) [2022-07-23 02:24:06,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27481 states to 27481 states and 39045 transitions. [2022-07-23 02:24:06,124 INFO L78 Accepts]: Start accepts. Automaton has 27481 states and 39045 transitions. Word has length 245 [2022-07-23 02:24:06,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:24:06,125 INFO L495 AbstractCegarLoop]: Abstraction has 27481 states and 39045 transitions. [2022-07-23 02:24:06,125 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) [2022-07-23 02:24:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 27481 states and 39045 transitions. [2022-07-23 02:24:06,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-07-23 02:24:06,129 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:24:06,129 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] [2022-07-23 02:24:06,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-23 02:24:06,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:24:06,347 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)] === [2022-07-23 02:24:06,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:24:06,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1139690946, now seen corresponding path program 1 times [2022-07-23 02:24:06,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:24:06,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [216433445] [2022-07-23 02:24:06,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:24:06,354 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:24:06,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:24:06,355 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:24:06,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process