./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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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-wireless-rtlwifi-rtl8192se-rtl8192se.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 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 13:40:24,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 13:40:24,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 13:40:24,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 13:40:24,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 13:40:24,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 13:40:24,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 13:40:24,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 13:40:24,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 13:40:24,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 13:40:24,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 13:40:24,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 13:40:24,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 13:40:24,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 13:40:24,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 13:40:24,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 13:40:24,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 13:40:24,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 13:40:24,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 13:40:24,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 13:40:24,692 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 13:40:24,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 13:40:24,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 13:40:24,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 13:40:24,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 13:40:24,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 13:40:24,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 13:40:24,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 13:40:24,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 13:40:24,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 13:40:24,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 13:40:24,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 13:40:24,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 13:40:24,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 13:40:24,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 13:40:24,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 13:40:24,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 13:40:24,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 13:40:24,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 13:40:24,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 13:40:24,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 13:40:24,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 13:40:24,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 13:40:24,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 13:40:24,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 13:40:24,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 13:40:24,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 13:40:24,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 13:40:24,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 13:40:24,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 13:40:24,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 13:40:24,740 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 13:40:24,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 13:40:24,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 13:40:24,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 13:40:24,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 13:40:24,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 13:40:24,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 13:40:24,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 13:40:24,742 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 13:40:24,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 13:40:24,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 13:40:24,743 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 13:40:24,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 13:40:24,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:40:24,744 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 13:40:24,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 13:40:24,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 13:40:24,744 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 13:40:24,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 13:40:24,744 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 13:40:24,744 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 13:40:24,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 13:40:24,745 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-21 13:40:25,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 13:40:25,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 13:40:25,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 13:40:25,019 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 13:40:25,020 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 13:40:25,021 INFO L432 ainManager$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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-21 13:40:25,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/125c5701e/4660b4063d4343aabdc460ca77e891de/FLAGc7dc8f161 [2022-07-21 13:40:25,943 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 13:40:25,944 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-21 13:40:26,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/125c5701e/4660b4063d4343aabdc460ca77e891de/FLAGc7dc8f161 [2022-07-21 13:40:26,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/125c5701e/4660b4063d4343aabdc460ca77e891de [2022-07-21 13:40:26,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 13:40:26,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 13:40:26,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 13:40:26,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 13:40:26,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 13:40:26,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:40:26" (1/1) ... [2022-07-21 13:40:26,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47604ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:26, skipping insertion in model container [2022-07-21 13:40:26,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:40:26" (1/1) ... [2022-07-21 13:40:26,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 13:40:26,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:40:30,813 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724036,724049] [2022-07-21 13:40:30,816 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724202,724215] [2022-07-21 13:40:30,816 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724366,724379] [2022-07-21 13:40:30,817 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724531,724544] [2022-07-21 13:40:30,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:40:30,935 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 13:40:31,151 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) 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) [2022-07-21 13:40:31,157 INFO L158 Benchmark]: Toolchain (without parser) took 5054.01ms. Allocated memory was 58.7MB in the beginning and 251.7MB in the end (delta: 192.9MB). Free memory was 22.8MB in the beginning and 142.5MB in the end (delta: -119.7MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. [2022-07-21 13:40:31,158 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 13:40:31,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5032.95ms. Allocated memory was 77.6MB in the beginning and 251.7MB in the end (delta: 174.1MB). Free memory was 47.3MB in the beginning and 142.5MB in the end (delta: -95.2MB). Peak memory consumption was 114.7MB. Max. memory is 16.1GB. [2022-07-21 13:40:31,160 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 58.7MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5032.95ms. Allocated memory was 77.6MB in the beginning and 251.7MB in the end (delta: 174.1MB). Free memory was 47.3MB in the beginning and 142.5MB in the end (delta: -95.2MB). Peak memory consumption was 114.7MB. 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-wireless-rtlwifi-rtl8192se-rtl8192se.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 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 13:40:32,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 13:40:32,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 13:40:32,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 13:40:32,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 13:40:32,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 13:40:32,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 13:40:32,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 13:40:32,714 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 13:40:32,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 13:40:32,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 13:40:32,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 13:40:32,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 13:40:32,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 13:40:32,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 13:40:32,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 13:40:32,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 13:40:32,729 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 13:40:32,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 13:40:32,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 13:40:32,735 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 13:40:32,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 13:40:32,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 13:40:32,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 13:40:32,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 13:40:32,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 13:40:32,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 13:40:32,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 13:40:32,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 13:40:32,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 13:40:32,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 13:40:32,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 13:40:32,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 13:40:32,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 13:40:32,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 13:40:32,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 13:40:32,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 13:40:32,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 13:40:32,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 13:40:32,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 13:40:32,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 13:40:32,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 13:40:32,753 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 13:40:32,786 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 13:40:32,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 13:40:32,787 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 13:40:32,787 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 13:40:32,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 13:40:32,788 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 13:40:32,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 13:40:32,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 13:40:32,789 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 13:40:32,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 13:40:32,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 13:40:32,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 13:40:32,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 13:40:32,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 13:40:32,790 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 13:40:32,791 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 13:40:32,791 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 13:40:32,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 13:40:32,791 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 13:40:32,791 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 13:40:32,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 13:40:32,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 13:40:32,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 13:40:32,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:40:32,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 13:40:32,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 13:40:32,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 13:40:32,792 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 13:40:32,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 13:40:32,793 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 13:40:32,793 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 13:40:32,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 13:40:32,793 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 13:40:32,793 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-21 13:40:33,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 13:40:33,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 13:40:33,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 13:40:33,042 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 13:40:33,043 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 13:40:33,044 INFO L432 ainManager$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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-21 13:40:33,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/677432ace/25b79219c80541268b824b894a1cdb35/FLAG59930d808 [2022-07-21 13:40:33,948 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 13:40:33,949 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-21 13:40:34,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/677432ace/25b79219c80541268b824b894a1cdb35/FLAG59930d808 [2022-07-21 13:40:34,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/677432ace/25b79219c80541268b824b894a1cdb35 [2022-07-21 13:40:34,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 13:40:34,396 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 13:40:34,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 13:40:34,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 13:40:34,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 13:40:34,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:40:34" (1/1) ... [2022-07-21 13:40:34,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5890e422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:34, skipping insertion in model container [2022-07-21 13:40:34,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:40:34" (1/1) ... [2022-07-21 13:40:34,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 13:40:34,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:40:39,270 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724036,724049] [2022-07-21 13:40:39,272 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724202,724215] [2022-07-21 13:40:39,273 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724366,724379] [2022-07-21 13:40:39,274 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724531,724544] [2022-07-21 13:40:39,321 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:40:39,382 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 13:40:39,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:40:39,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724036,724049] [2022-07-21 13:40:39,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724202,724215] [2022-07-21 13:40:39,886 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724366,724379] [2022-07-21 13:40:39,886 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724531,724544] [2022-07-21 13:40:39,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:40:39,925 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 13:40:40,443 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724036,724049] [2022-07-21 13:40:40,444 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724202,724215] [2022-07-21 13:40:40,445 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724366,724379] [2022-07-21 13:40:40,445 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-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724531,724544] [2022-07-21 13:40:40,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:40:40,673 INFO L208 MainTranslator]: Completed translation [2022-07-21 13:40:40,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40 WrapperNode [2022-07-21 13:40:40,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 13:40:40,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 13:40:40,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 13:40:40,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 13:40:40,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:40,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,186 INFO L137 Inliner]: procedures = 488, calls = 6568, calls flagged for inlining = 277, calls inlined = 254, statements flattened = 15598 [2022-07-21 13:40:41,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 13:40:41,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 13:40:41,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 13:40:41,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 13:40:41,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 13:40:41,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 13:40:41,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 13:40:41,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 13:40:41,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (1/1) ... [2022-07-21 13:40:41,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:40:41,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 13:40:41,664 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) [2022-07-21 13:40:41,684 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 [2022-07-21 13:40:41,698 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-21 13:40:41,699 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-21 13:40:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-21 13:40:41,699 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-21 13:40:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-21 13:40:41,699 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-21 13:40:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 13:40:41,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 13:40:41,699 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-21 13:40:41,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-21 13:40:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-21 13:40:41,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-21 13:40:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-21 13:40:41,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-21 13:40:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-21 13:40:41,700 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-21 13:40:41,700 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-21 13:40:41,701 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-21 13:40:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-21 13:40:41,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-21 13:40:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-21 13:40:41,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-21 13:40:41,701 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-21 13:40:41,702 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-21 13:40:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 13:40:41,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-21 13:40:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 13:40:41,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 13:40:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-21 13:40:41,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-21 13:40:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-21 13:40:41,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-21 13:40:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-21 13:40:41,703 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-21 13:40:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-21 13:40:41,703 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-21 13:40:41,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 13:40:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 13:40:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 13:40:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 13:40:41,704 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-21 13:40:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-21 13:40:41,705 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-21 13:40:41,705 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-21 13:40:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-21 13:40:41,706 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-21 13:40:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-21 13:40:41,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-21 13:40:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-21 13:40:41,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-21 13:40:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-21 13:40:41,706 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-21 13:40:41,706 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-21 13:40:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-21 13:40:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-21 13:40:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-21 13:40:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-21 13:40:41,707 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-21 13:40:41,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-21 13:40:41,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-21 13:40:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-21 13:40:41,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-21 13:40:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-21 13:40:41,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-21 13:40:41,708 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-21 13:40:41,709 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-21 13:40:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 13:40:41,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 13:40:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-21 13:40:41,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-21 13:40:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-21 13:40:41,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-21 13:40:41,709 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-21 13:40:41,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-21 13:40:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-21 13:40:41,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-21 13:40:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-21 13:40:41,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-21 13:40:41,710 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-21 13:40:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-21 13:40:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-21 13:40:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-21 13:40:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 13:40:41,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-21 13:40:41,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-21 13:40:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-21 13:40:41,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-21 13:40:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-21 13:40:41,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-21 13:40:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-21 13:40:41,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-21 13:40:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-21 13:40:41,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-21 13:40:41,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 13:40:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-21 13:40:41,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-21 13:40:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-21 13:40:41,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-21 13:40:41,713 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 13:40:41,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 13:40:41,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 13:40:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 13:40:41,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-21 13:40:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-21 13:40:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:40:41,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:40:41,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-21 13:40:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-21 13:40:41,718 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-21 13:40:41,718 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-21 13:40:41,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-21 13:40:41,719 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-21 13:40:41,723 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-21 13:40:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-21 13:40:41,723 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-21 13:40:41,723 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-21 13:40:41,723 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-21 13:40:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-21 13:40:41,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-21 13:40:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-21 13:40:41,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-21 13:40:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-21 13:40:41,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-21 13:40:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-21 13:40:41,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 13:40:41,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 13:40:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-21 13:40:41,725 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-21 13:40:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-21 13:40:41,725 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-21 13:40:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-21 13:40:41,725 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-21 13:40:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 13:40:41,725 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-21 13:40:41,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-21 13:40:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 13:40:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 13:40:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 13:40:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 13:40:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 13:40:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 13:40:41,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 13:40:41,726 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-21 13:40:41,727 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-21 13:40:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-21 13:40:41,727 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-21 13:40:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-21 13:40:41,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-21 13:40:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-21 13:40:41,727 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-21 13:40:41,727 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-21 13:40:41,727 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-21 13:40:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-21 13:40:41,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-21 13:40:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-21 13:40:41,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-21 13:40:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-21 13:40:41,728 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-21 13:40:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-21 13:40:41,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-21 13:40:41,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-21 13:40:41,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-21 13:40:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-21 13:40:41,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-21 13:40:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-21 13:40:41,729 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-21 13:40:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 13:40:41,729 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 13:40:41,729 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-21 13:40:41,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-21 13:40:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-21 13:40:41,730 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-21 13:40:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-21 13:40:41,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-21 13:40:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-21 13:40:41,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-21 13:40:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-21 13:40:41,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-21 13:40:41,730 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-21 13:40:41,731 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-21 13:40:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 13:40:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-21 13:40:41,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-21 13:40:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 13:40:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-21 13:40:41,731 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-21 13:40:41,731 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-21 13:40:41,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-21 13:40:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-21 13:40:41,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-21 13:40:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-21 13:40:41,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-21 13:40:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-21 13:40:41,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-21 13:40:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-21 13:40:41,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-21 13:40:41,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 13:40:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 13:40:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 13:40:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 13:40:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-21 13:40:41,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-21 13:40:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 13:40:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-21 13:40:41,733 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-21 13:40:41,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-21 13:40:41,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-21 13:40:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-21 13:40:41,734 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-21 13:40:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-21 13:40:41,734 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-21 13:40:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-21 13:40:41,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-21 13:40:41,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-21 13:40:41,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-21 13:40:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-21 13:40:41,735 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-21 13:40:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-21 13:40:41,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-21 13:40:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-21 13:40:41,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-21 13:40:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-21 13:40:41,735 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-21 13:40:41,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 13:40:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 13:40:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-21 13:40:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-21 13:40:41,736 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-21 13:40:41,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-21 13:40:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-21 13:40:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-21 13:40:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 13:40:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-21 13:40:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-21 13:40:41,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-21 13:40:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 13:40:41,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-21 13:40:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-21 13:40:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-21 13:40:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-21 13:40:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-21 13:40:42,924 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 13:40:42,928 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 13:40:43,540 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 13:42:25,417 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-21 13:42:41,085 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 13:42:41,109 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 13:42:41,109 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2022-07-21 13:42:41,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:42:41 BoogieIcfgContainer [2022-07-21 13:42:41,117 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 13:42:41,119 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 13:42:41,119 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 13:42:41,121 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 13:42:41,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:40:34" (1/3) ... [2022-07-21 13:42:41,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e6e16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:42:41, skipping insertion in model container [2022-07-21 13:42:41,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:40:40" (2/3) ... [2022-07-21 13:42:41,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e6e16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:42:41, skipping insertion in model container [2022-07-21 13:42:41,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:42:41" (3/3) ... [2022-07-21 13:42:41,123 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-21 13:42:41,133 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 13:42:41,133 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 13:42:41,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 13:42:41,264 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@1537d14f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@33ebc589 [2022-07-21 13:42:41,264 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 13:42:41,282 INFO L276 IsEmpty]: Start isEmpty. Operand has 5654 states, 3888 states have (on average 1.3742283950617284) internal successors, (5343), 4022 states have internal predecessors, (5343), 1662 states have call successors, (1662), 126 states have call predecessors, (1662), 125 states have return successors, (1652), 1580 states have call predecessors, (1652), 1652 states have call successors, (1652) [2022-07-21 13:42:41,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-07-21 13:42:41,315 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:42:41,316 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:42:41,316 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] === [2022-07-21 13:42:41,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:42:41,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1633542761, now seen corresponding path program 1 times [2022-07-21 13:42:41,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:42:41,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1668523812] [2022-07-21 13:42:41,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:42:41,342 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:42:41,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:42:41,344 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) [2022-07-21 13:42:41,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 13:42:54,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:42:55,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 7443 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:42:55,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:42:56,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-21 13:42:56,430 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:42:56,431 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:42:56,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1668523812] [2022-07-21 13:42:56,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1668523812] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:42:56,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:42:56,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:42:56,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667586311] [2022-07-21 13:42:56,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:42:56,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:42:56,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:42:56,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:42:56,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:42:56,471 INFO L87 Difference]: Start difference. First operand has 5654 states, 3888 states have (on average 1.3742283950617284) internal successors, (5343), 4022 states have internal predecessors, (5343), 1662 states have call successors, (1662), 126 states have call predecessors, (1662), 125 states have return successors, (1652), 1580 states have call predecessors, (1652), 1652 states have call successors, (1652) 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, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-21 13:42:58,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:42:58,124 INFO L93 Difference]: Finished difference Result 12410 states and 19267 transitions. [2022-07-21 13:42:58,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:42:58,126 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, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 315 [2022-07-21 13:42:58,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:42:58,202 INFO L225 Difference]: With dead ends: 12410 [2022-07-21 13:42:58,202 INFO L226 Difference]: Without dead ends: 7120 [2022-07-21 13:42:58,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:42:58,257 INFO L413 NwaCegarLoop]: 7283 mSDtfsCounter, 6076 mSDsluCounter, 6191 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6076 SdHoareTripleChecker+Valid, 13474 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 13:42:58,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6076 Valid, 13474 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 13:42:58,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7120 states. [2022-07-21 13:42:58,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7120 to 7120. [2022-07-21 13:42:58,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7120 states, 5095 states have (on average 1.3509322865554465) internal successors, (6883), 5190 states have internal predecessors, (6883), 1822 states have call successors, (1822), 203 states have call predecessors, (1822), 202 states have return successors, (1818), 1768 states have call predecessors, (1818), 1818 states have call successors, (1818) [2022-07-21 13:42:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7120 states to 7120 states and 10523 transitions. [2022-07-21 13:42:58,782 INFO L78 Accepts]: Start accepts. Automaton has 7120 states and 10523 transitions. Word has length 315 [2022-07-21 13:42:58,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:42:58,783 INFO L495 AbstractCegarLoop]: Abstraction has 7120 states and 10523 transitions. [2022-07-21 13:42:58,784 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, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-21 13:42:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 7120 states and 10523 transitions. [2022-07-21 13:42:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-21 13:42:58,803 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:42:58,804 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:42:59,020 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-21 13:42:59,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:42:59,027 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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] === [2022-07-21 13:42:59,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:42:59,027 INFO L85 PathProgramCache]: Analyzing trace with hash -687986772, now seen corresponding path program 1 times [2022-07-21 13:42:59,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:42:59,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1023215172] [2022-07-21 13:42:59,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:42:59,035 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:42:59,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:42:59,038 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) [2022-07-21 13:42:59,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 13:43:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:43:13,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 13:43:13,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:43:13,968 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-21 13:43:13,968 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:43:13,969 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:43:13,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1023215172] [2022-07-21 13:43:13,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1023215172] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:43:13,969 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:43:13,969 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 13:43:13,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437673510] [2022-07-21 13:43:13,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:43:13,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 13:43:13,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:43:13,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 13:43:13,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:43:13,972 INFO L87 Difference]: Start difference. First operand 7120 states and 10523 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-21 13:43:15,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:43:15,436 INFO L93 Difference]: Finished difference Result 14194 states and 20978 transitions. [2022-07-21 13:43:15,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 13:43:15,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 372 [2022-07-21 13:43:15,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:43:15,503 INFO L225 Difference]: With dead ends: 14194 [2022-07-21 13:43:15,503 INFO L226 Difference]: Without dead ends: 10616 [2022-07-21 13:43:15,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 13:43:15,527 INFO L413 NwaCegarLoop]: 10514 mSDtfsCounter, 5162 mSDsluCounter, 5322 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5162 SdHoareTripleChecker+Valid, 15836 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-21 13:43:15,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5162 Valid, 15836 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-21 13:43:15,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10616 states. [2022-07-21 13:43:15,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10616 to 10616. [2022-07-21 13:43:15,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10616 states, 7605 states have (on average 1.3518737672583827) internal successors, (10281), 7746 states have internal predecessors, (10281), 2708 states have call successors, (2708), 303 states have call predecessors, (2708), 302 states have return successors, (2704), 2629 states have call predecessors, (2704), 2704 states have call successors, (2704) [2022-07-21 13:43:15,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10616 states to 10616 states and 15693 transitions. [2022-07-21 13:43:15,984 INFO L78 Accepts]: Start accepts. Automaton has 10616 states and 15693 transitions. Word has length 372 [2022-07-21 13:43:15,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:43:15,986 INFO L495 AbstractCegarLoop]: Abstraction has 10616 states and 15693 transitions. [2022-07-21 13:43:15,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-21 13:43:15,986 INFO L276 IsEmpty]: Start isEmpty. Operand 10616 states and 15693 transitions. [2022-07-21 13:43:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-21 13:43:16,002 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:43:16,003 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:43:16,229 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-21 13:43:16,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:43:16,230 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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] === [2022-07-21 13:43:16,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:43:16,230 INFO L85 PathProgramCache]: Analyzing trace with hash -625947158, now seen corresponding path program 1 times [2022-07-21 13:43:16,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:43:16,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [134557029] [2022-07-21 13:43:16,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:43:16,237 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:43:16,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:43:16,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 13:43:16,240 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) [2022-07-21 13:43:16,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 13:43:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:43:30,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 13:43:30,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:43:42,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-21 13:43:42,033 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 13:43:42,033 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:43:42,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [134557029] [2022-07-21 13:43:42,033 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [134557029] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:43:42,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:43:42,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:43:42,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42922158] [2022-07-21 13:43:42,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:43:42,034 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:43:42,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:43:42,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:43:42,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:43:42,035 INFO L87 Difference]: Start difference. First operand 10616 states and 15693 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2022-07-21 13:43:43,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:43:43,439 INFO L93 Difference]: Finished difference Result 10622 states and 15698 transitions. [2022-07-21 13:43:43,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 13:43:43,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 372 [2022-07-21 13:43:43,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:43:43,522 INFO L225 Difference]: With dead ends: 10622 [2022-07-21 13:43:43,522 INFO L226 Difference]: Without dead ends: 10620 [2022-07-21 13:43:43,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 13:43:43,537 INFO L413 NwaCegarLoop]: 5349 mSDtfsCounter, 5219 mSDsluCounter, 10695 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5220 SdHoareTripleChecker+Valid, 16044 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 13:43:43,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5220 Valid, 16044 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 13:43:43,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10620 states. [2022-07-21 13:43:43,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10620 to 10620. [2022-07-21 13:43:43,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10620 states, 7608 states have (on average 1.3517350157728707) internal successors, (10284), 7749 states have internal predecessors, (10284), 2708 states have call successors, (2708), 304 states have call predecessors, (2708), 303 states have return successors, (2704), 2629 states have call predecessors, (2704), 2704 states have call successors, (2704) [2022-07-21 13:43:43,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 15696 transitions. [2022-07-21 13:43:43,997 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 15696 transitions. Word has length 372 [2022-07-21 13:43:44,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:43:44,001 INFO L495 AbstractCegarLoop]: Abstraction has 10620 states and 15696 transitions. [2022-07-21 13:43:44,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2022-07-21 13:43:44,001 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 15696 transitions. [2022-07-21 13:43:44,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-07-21 13:43:44,016 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:43:44,017 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:43:44,231 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-21 13:43:44,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-21 13:43:44,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:43:44,269 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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] === [2022-07-21 13:43:44,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:43:44,270 INFO L85 PathProgramCache]: Analyzing trace with hash -91932431, now seen corresponding path program 1 times [2022-07-21 13:43:44,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:43:44,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1771918619] [2022-07-21 13:43:44,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:43:44,281 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:43:44,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:43:44,282 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) [2022-07-21 13:43:44,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-21 13:43:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:43:58,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 7576 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 13:43:58,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 13:44:10,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-21 13:44:10,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 13:44:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-21 13:44:13,857 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 13:44:13,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1771918619] [2022-07-21 13:44:13,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1771918619] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-21 13:44:13,858 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 13:44:13,858 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-07-21 13:44:13,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020403073] [2022-07-21 13:44:13,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:44:13,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:44:13,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 13:44:13,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:44:13,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-21 13:44:13,859 INFO L87 Difference]: Start difference. First operand 10620 states and 15696 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-21 13:44:15,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 13:44:15,418 INFO L93 Difference]: Finished difference Result 10626 states and 15701 transitions. [2022-07-21 13:44:15,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 13:44:15,418 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 377 [2022-07-21 13:44:15,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 13:44:15,474 INFO L225 Difference]: With dead ends: 10626 [2022-07-21 13:44:15,474 INFO L226 Difference]: Without dead ends: 10622 [2022-07-21 13:44:15,485 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 755 GetRequests, 747 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-21 13:44:15,487 INFO L413 NwaCegarLoop]: 5352 mSDtfsCounter, 5263 mSDsluCounter, 10694 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5264 SdHoareTripleChecker+Valid, 16046 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 13:44:15,488 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5264 Valid, 16046 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 13:44:15,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10622 states. [2022-07-21 13:44:15,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10622 to 10622. [2022-07-21 13:44:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10622 states, 7610 states have (on average 1.3515111695137976) internal successors, (10285), 7750 states have internal predecessors, (10285), 2708 states have call successors, (2708), 305 states have call predecessors, (2708), 303 states have return successors, (2704), 2629 states have call predecessors, (2704), 2704 states have call successors, (2704) [2022-07-21 13:44:15,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10622 states to 10622 states and 15697 transitions. [2022-07-21 13:44:15,933 INFO L78 Accepts]: Start accepts. Automaton has 10622 states and 15697 transitions. Word has length 377 [2022-07-21 13:44:15,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 13:44:15,934 INFO L495 AbstractCegarLoop]: Abstraction has 10622 states and 15697 transitions. [2022-07-21 13:44:15,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-21 13:44:15,934 INFO L276 IsEmpty]: Start isEmpty. Operand 10622 states and 15697 transitions. [2022-07-21 13:44:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-07-21 13:44:15,953 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:44:15,953 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:44:16,164 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-21 13:44:16,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-21 13:44:16,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 13:44:16,208 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] === [2022-07-21 13:44:16,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:44:16,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1103802890, now seen corresponding path program 1 times [2022-07-21 13:44:16,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 13:44:16,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1117069806] [2022-07-21 13:44:16,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:44:16,216 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 13:44:16,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 13:44:16,218 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) [2022-07-21 13:44:16,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-21 13:44:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:44:29,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 7583 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 13:44:29,990 INFO L286 TraceCheckSpWp]: Computing forward predicates...