./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 eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-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-?-eb692b5 [2022-07-20 02:09:23,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:09:23,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:09:23,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:09:23,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:09:23,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:09:23,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:09:23,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:09:23,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:09:23,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:09:23,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:09:23,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:09:23,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:09:23,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:09:23,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:09:23,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:09:23,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:09:23,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:09:23,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:09:23,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:09:23,874 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:09:23,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:09:23,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:09:23,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:09:23,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:09:23,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:09:23,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:09:23,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:09:23,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:09:23,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:09:23,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:09:23,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:09:23,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:09:23,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:09:23,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:09:23,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:09:23,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:09:23,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:09:23,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:09:23,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:09:23,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:09:23,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:09:23,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 02:09:23,945 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:09:23,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:09:23,946 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:09:23,947 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:09:23,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:09:23,947 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:09:23,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:09:23,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:09:23,950 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:09:23,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:09:23,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 02:09:23,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:09:23,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:09:23,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:09:23,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:09:23,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:09:23,952 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:09:23,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:09:23,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:09:23,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:09:23,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:09:23,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:09:23,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:09:23,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:09:23,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:09:23,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 02:09:23,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 02:09:23,953 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:09:23,953 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:09:23,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:09:23,954 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-20 02:09:24,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:09:24,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:09:24,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:09:24,213 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:09:24,219 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:09:24,221 INFO L432 ainManager$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 [2022-07-20 02:09:24,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcccc6bd4/353f5658fb614cd2b88f50bd6ab5b628/FLAG7895923fe [2022-07-20 02:09:25,063 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:09:25,064 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 [2022-07-20 02:09:25,119 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcccc6bd4/353f5658fb614cd2b88f50bd6ab5b628/FLAG7895923fe [2022-07-20 02:09:25,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcccc6bd4/353f5658fb614cd2b88f50bd6ab5b628 [2022-07-20 02:09:25,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:09:25,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:09:25,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:09:25,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:09:25,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:09:25,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:09:25" (1/1) ... [2022-07-20 02:09:25,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51bf8584 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:25, skipping insertion in model container [2022-07-20 02:09:25,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:09:25" (1/1) ... [2022-07-20 02:09:25,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:09:25,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:09:29,981 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] [2022-07-20 02:09:29,983 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] [2022-07-20 02:09:29,984 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] [2022-07-20 02:09:29,984 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] [2022-07-20 02:09:30,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:09:30,082 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:09:30,355 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) [2022-07-20 02:09:30,362 INFO L158 Benchmark]: Toolchain (without parser) took 4782.20ms. Allocated memory was 115.3MB in the beginning and 264.2MB in the end (delta: 148.9MB). Free memory was 72.7MB in the beginning and 161.4MB in the end (delta: -88.7MB). Peak memory consumption was 143.4MB. Max. memory is 16.1GB. [2022-07-20 02:09:30,363 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 02:09:30,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4779.81ms. Allocated memory was 115.3MB in the beginning and 264.2MB in the end (delta: 148.9MB). Free memory was 72.3MB in the beginning and 161.4MB in the end (delta: -89.1MB). Peak memory consumption was 143.4MB. Max. memory is 16.1GB. [2022-07-20 02:09:30,365 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 115.3MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4779.81ms. Allocated memory was 115.3MB in the beginning and 264.2MB in the end (delta: 148.9MB). Free memory was 72.3MB in the beginning and 161.4MB in the end (delta: -89.1MB). Peak memory consumption was 143.4MB. 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-?-eb692b5 [2022-07-20 02:09:31,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:09:31,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:09:31,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:09:31,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:09:31,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:09:31,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:09:31,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:09:31,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:09:31,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:09:31,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:09:31,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:09:31,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:09:31,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:09:31,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:09:31,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:09:31,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:09:31,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:09:31,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:09:32,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:09:32,006 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:09:32,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:09:32,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:09:32,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:09:32,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:09:32,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:09:32,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:09:32,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:09:32,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:09:32,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:09:32,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:09:32,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:09:32,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:09:32,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:09:32,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:09:32,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:09:32,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:09:32,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:09:32,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:09:32,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:09:32,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:09:32,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:09:32,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 02:09:32,066 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:09:32,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:09:32,067 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:09:32,068 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:09:32,068 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:09:32,068 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:09:32,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:09:32,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:09:32,070 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:09:32,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:09:32,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:09:32,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:09:32,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:09:32,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:09:32,071 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 02:09:32,072 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 02:09:32,072 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 02:09:32,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:09:32,072 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:09:32,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:09:32,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:09:32,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:09:32,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:09:32,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:09:32,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:09:32,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:09:32,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:09:32,074 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 02:09:32,074 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 02:09:32,074 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:09:32,074 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:09:32,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:09:32,074 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 02:09:32,075 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-20 02:09:32,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:09:32,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:09:32,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:09:32,391 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:09:32,392 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:09:32,393 INFO L432 ainManager$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 [2022-07-20 02:09:32,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a49eedc/102c2f01c3c742a8825971ebde254a15/FLAGd334a3107 [2022-07-20 02:09:33,274 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:09:33,275 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 [2022-07-20 02:09:33,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a49eedc/102c2f01c3c742a8825971ebde254a15/FLAGd334a3107 [2022-07-20 02:09:33,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96a49eedc/102c2f01c3c742a8825971ebde254a15 [2022-07-20 02:09:33,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:09:33,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:09:33,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:09:33,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:09:33,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:09:33,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:09:33" (1/1) ... [2022-07-20 02:09:33,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198eb6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:33, skipping insertion in model container [2022-07-20 02:09:33,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:09:33" (1/1) ... [2022-07-20 02:09:33,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:09:33,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:09:38,396 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] [2022-07-20 02:09:38,398 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] [2022-07-20 02:09:38,398 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] [2022-07-20 02:09:38,398 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] [2022-07-20 02:09:38,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:09:38,487 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 02:09:38,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:09:39,074 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] [2022-07-20 02:09:39,074 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] [2022-07-20 02:09:39,075 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] [2022-07-20 02:09:39,075 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] [2022-07-20 02:09:39,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:09:39,114 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:09:39,715 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] [2022-07-20 02:09:39,716 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] [2022-07-20 02:09:39,716 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] [2022-07-20 02:09:39,716 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] [2022-07-20 02:09:39,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:09:39,878 INFO L208 MainTranslator]: Completed translation [2022-07-20 02:09:39,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39 WrapperNode [2022-07-20 02:09:39,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 02:09:39,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 02:09:39,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 02:09:39,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 02:09:39,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:39,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,264 INFO L137 Inliner]: procedures = 488, calls = 6568, calls flagged for inlining = 277, calls inlined = 254, statements flattened = 15598 [2022-07-20 02:09:40,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 02:09:40,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 02:09:40,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 02:09:40,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 02:09:40,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 02:09:40,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 02:09:40,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 02:09:40,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 02:09:40,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (1/1) ... [2022-07-20 02:09:40,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:09:40,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 02:09:40,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 02:09:40,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 02:09:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-20 02:09:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-20 02:09:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-20 02:09:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-20 02:09:40,818 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-20 02:09:40,818 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-20 02:09:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 02:09:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 02:09:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-20 02:09:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-20 02:09:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-20 02:09:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-20 02:09:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-20 02:09:40,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-20 02:09:40,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-20 02:09:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-20 02:09:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 02:09:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 02:09:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 02:09:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 02:09:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-20 02:09:40,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-20 02:09:40,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-20 02:09:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-20 02:09:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 02:09:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 02:09:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 02:09:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 02:09:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-20 02:09:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-20 02:09:40,821 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 02:09:40,821 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 02:09:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-20 02:09:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-20 02:09:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-20 02:09:40,822 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-20 02:09:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 02:09:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 02:09:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 02:09:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 02:09:40,822 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-20 02:09:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-20 02:09:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-20 02:09:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-20 02:09:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-20 02:09:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-20 02:09:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-20 02:09:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-20 02:09:40,823 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 02:09:40,823 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 02:09:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-20 02:09:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-20 02:09:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-20 02:09:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-20 02:09:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 02:09:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 02:09:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-20 02:09:40,824 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-20 02:09:40,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 02:09:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 02:09:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-20 02:09:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-20 02:09:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 02:09:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 02:09:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-20 02:09:40,825 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-20 02:09:40,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 02:09:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 02:09:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 02:09:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 02:09:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-20 02:09:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-20 02:09:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-20 02:09:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-20 02:09:40,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-20 02:09:40,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-20 02:09:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-20 02:09:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-20 02:09:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-20 02:09:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-20 02:09:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-20 02:09:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-20 02:09:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 02:09:40,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 02:09:40,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 02:09:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-20 02:09:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-20 02:09:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-20 02:09:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-20 02:09:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-20 02:09:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-20 02:09:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-20 02:09:40,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-20 02:09:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 02:09:40,828 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-20 02:09:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-20 02:09:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 02:09:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 02:09:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 02:09:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 02:09:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 02:09:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 02:09:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 02:09:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 02:09:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 02:09:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 02:09:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 02:09:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-20 02:09:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-20 02:09:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-20 02:09:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-20 02:09:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-20 02:09:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-20 02:09:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-20 02:09:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-20 02:09:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-20 02:09:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-20 02:09:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-20 02:09:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-20 02:09:40,831 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-20 02:09:40,831 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-20 02:09:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-20 02:09:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-20 02:09:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 02:09:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 02:09:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 02:09:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-20 02:09:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-20 02:09:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-20 02:09:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-20 02:09:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-20 02:09:40,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-20 02:09:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 02:09:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-20 02:09:40,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-20 02:09:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 02:09:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 02:09:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 02:09:40,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 02:09:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 02:09:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 02:09:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 02:09:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-20 02:09:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-20 02:09:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-20 02:09:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-20 02:09:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-20 02:09:40,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-20 02:09:40,834 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-20 02:09:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-20 02:09:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-20 02:09:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-20 02:09:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-20 02:09:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-20 02:09:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-20 02:09:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-20 02:09:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-20 02:09:40,835 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-20 02:09:40,835 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-20 02:09:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-20 02:09:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-20 02:09:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-20 02:09:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-20 02:09:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-20 02:09:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-20 02:09:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-20 02:09:40,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 02:09:40,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 02:09:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-20 02:09:40,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-20 02:09:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-20 02:09:40,837 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-20 02:09:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-20 02:09:40,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-20 02:09:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-20 02:09:40,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-20 02:09:40,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-20 02:09:40,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-20 02:09:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-20 02:09:40,838 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-20 02:09:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 02:09:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-20 02:09:40,838 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-20 02:09:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 02:09:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-20 02:09:40,838 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-20 02:09:40,838 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-20 02:09:40,838 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-20 02:09:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-20 02:09:40,839 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-20 02:09:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-20 02:09:40,839 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-20 02:09:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-20 02:09:40,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-20 02:09:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-20 02:09:40,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-20 02:09:40,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 02:09:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 02:09:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 02:09:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 02:09:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-20 02:09:40,840 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-20 02:09:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 02:09:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-20 02:09:40,840 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-20 02:09:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-20 02:09:40,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-20 02:09:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-20 02:09:40,841 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-20 02:09:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-20 02:09:40,841 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-20 02:09:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 02:09:40,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 02:09:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-20 02:09:40,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-20 02:09:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-20 02:09:40,841 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-20 02:09:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-20 02:09:40,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-20 02:09:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-20 02:09:40,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-20 02:09:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-20 02:09:40,842 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-20 02:09:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:09:40,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:09:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-20 02:09:40,843 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-20 02:09:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-20 02:09:40,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-20 02:09:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 02:09:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 02:09:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 02:09:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 02:09:40,843 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-20 02:09:40,843 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-20 02:09:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 02:09:40,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 02:09:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-20 02:09:40,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-20 02:09:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-20 02:09:40,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-20 02:09:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-20 02:09:40,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-20 02:09:40,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-20 02:09:40,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-20 02:09:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-20 02:09:40,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-20 02:09:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-20 02:09:40,845 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-20 02:09:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-20 02:09:40,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-20 02:09:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-20 02:09:40,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-20 02:09:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-20 02:09:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-20 02:09:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-20 02:09:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-20 02:09:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-20 02:09:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-20 02:09:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-20 02:09:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-20 02:09:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 02:09:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 02:09:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-20 02:09:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-20 02:09:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-20 02:09:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-20 02:09:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-20 02:09:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-20 02:09:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 02:09:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 02:09:40,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-20 02:09:40,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-20 02:09:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-20 02:09:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-20 02:09:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 02:09:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 02:09:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-20 02:09:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-20 02:09:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-20 02:09:40,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-20 02:09:40,848 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-20 02:09:40,849 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-20 02:09:42,034 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 02:09:42,036 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 02:09:42,469 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 02:11:39,121 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 02:11:58,056 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 02:11:58,086 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 02:11:58,086 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2022-07-20 02:11:58,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:11:58 BoogieIcfgContainer [2022-07-20 02:11:58,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 02:11:58,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 02:11:58,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 02:11:58,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 02:11:58,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:09:33" (1/3) ... [2022-07-20 02:11:58,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d6923cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:11:58, skipping insertion in model container [2022-07-20 02:11:58,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:09:39" (2/3) ... [2022-07-20 02:11:58,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d6923cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:11:58, skipping insertion in model container [2022-07-20 02:11:58,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:11:58" (3/3) ... [2022-07-20 02:11:58,099 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-20 02:11:58,108 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 02:11:58,109 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 02:11:58,225 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 02:11:58,230 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@15c44aeb, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@9781953 [2022-07-20 02:11:58,231 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 02:11:58,247 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) [2022-07-20 02:11:58,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-07-20 02:11:58,274 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:11:58,275 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] [2022-07-20 02:11:58,275 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] === [2022-07-20 02:11:58,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:11:58,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1633542761, now seen corresponding path program 1 times [2022-07-20 02:11:58,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:11:58,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1186922324] [2022-07-20 02:11:58,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:11:58,300 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:11:58,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:11:58,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:11:58,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 02:12:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:12:13,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 7443 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:12:13,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:12:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-20 02:12:13,880 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:12:13,880 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:12:13,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1186922324] [2022-07-20 02:12:13,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1186922324] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:12:13,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:12:13,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:12:13,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804813903] [2022-07-20 02:12:13,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:12:13,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:12:13,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:12:13,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:12:13,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:12:13,926 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) [2022-07-20 02:12:15,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:12:15,573 INFO L93 Difference]: Finished difference Result 12410 states and 19267 transitions. [2022-07-20 02:12:15,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:12:15,576 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 [2022-07-20 02:12:15,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:12:15,645 INFO L225 Difference]: With dead ends: 12410 [2022-07-20 02:12:15,646 INFO L226 Difference]: Without dead ends: 7120 [2022-07-20 02:12:15,696 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 [2022-07-20 02:12:15,699 INFO L413 NwaCegarLoop]: 7283 mSDtfsCounter, 6076 mSDsluCounter, 6191 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-07-20 02:12:15,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6076 Valid, 13474 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-20 02:12:15,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7120 states. [2022-07-20 02:12:16,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7120 to 7120. [2022-07-20 02:12:16,140 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) [2022-07-20 02:12:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7120 states to 7120 states and 10523 transitions. [2022-07-20 02:12:16,196 INFO L78 Accepts]: Start accepts. Automaton has 7120 states and 10523 transitions. Word has length 315 [2022-07-20 02:12:16,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:12:16,198 INFO L495 AbstractCegarLoop]: Abstraction has 7120 states and 10523 transitions. [2022-07-20 02:12:16,199 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) [2022-07-20 02:12:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 7120 states and 10523 transitions. [2022-07-20 02:12:16,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-20 02:12:16,220 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:12:16,221 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] [2022-07-20 02:12:16,435 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-20 02:12:16,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:12:16,437 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] === [2022-07-20 02:12:16,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:12:16,437 INFO L85 PathProgramCache]: Analyzing trace with hash -687986772, now seen corresponding path program 1 times [2022-07-20 02:12:16,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:12:16,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309067571] [2022-07-20 02:12:16,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:12:16,451 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:12:16,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:12:16,477 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:12:16,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 02:12:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:12:31,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:12:31,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:12:32,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-20 02:12:32,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:12:32,136 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:12:32,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309067571] [2022-07-20 02:12:32,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309067571] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:12:32,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:12:32,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:12:32,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919508820] [2022-07-20 02:12:32,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:12:32,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:12:32,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:12:32,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:12:32,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:12:32,141 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) [2022-07-20 02:12:33,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:12:33,550 INFO L93 Difference]: Finished difference Result 14194 states and 20978 transitions. [2022-07-20 02:12:33,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:12:33,550 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 [2022-07-20 02:12:33,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:12:33,886 INFO L225 Difference]: With dead ends: 14194 [2022-07-20 02:12:33,887 INFO L226 Difference]: Without dead ends: 10616 [2022-07-20 02:12:33,902 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 [2022-07-20 02:12:33,904 INFO L413 NwaCegarLoop]: 10514 mSDtfsCounter, 5162 mSDsluCounter, 5322 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2022-07-20 02:12:33,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5162 Valid, 15836 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-20 02:12:33,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10616 states. [2022-07-20 02:12:34,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10616 to 10616. [2022-07-20 02:12:34,285 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) [2022-07-20 02:12:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10616 states to 10616 states and 15693 transitions. [2022-07-20 02:12:34,329 INFO L78 Accepts]: Start accepts. Automaton has 10616 states and 15693 transitions. Word has length 372 [2022-07-20 02:12:34,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:12:34,331 INFO L495 AbstractCegarLoop]: Abstraction has 10616 states and 15693 transitions. [2022-07-20 02:12:34,331 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) [2022-07-20 02:12:34,331 INFO L276 IsEmpty]: Start isEmpty. Operand 10616 states and 15693 transitions. [2022-07-20 02:12:34,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-20 02:12:34,345 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:12:34,345 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] [2022-07-20 02:12:34,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 02:12:34,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:12:34,571 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] === [2022-07-20 02:12:34,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:12:34,572 INFO L85 PathProgramCache]: Analyzing trace with hash -625947158, now seen corresponding path program 1 times [2022-07-20 02:12:34,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:12:34,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1040206870] [2022-07-20 02:12:34,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:12:34,579 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:12:34,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:12:34,586 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:12:34,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 02:12:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:12:49,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 02:12:49,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:13:04,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-20 02:13:04,018 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:13:04,018 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:13:04,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1040206870] [2022-07-20 02:13:04,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1040206870] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:13:04,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:13:04,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 02:13:04,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293320955] [2022-07-20 02:13:04,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:13:04,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 02:13:04,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:13:04,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 02:13:04,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-20 02:13:04,020 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) [2022-07-20 02:13:05,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:13:05,366 INFO L93 Difference]: Finished difference Result 10622 states and 15698 transitions. [2022-07-20 02:13:05,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 02:13:05,367 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 [2022-07-20 02:13:05,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:13:05,436 INFO L225 Difference]: With dead ends: 10622 [2022-07-20 02:13:05,436 INFO L226 Difference]: Without dead ends: 10620 [2022-07-20 02:13:05,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-20 02:13:05,448 INFO L413 NwaCegarLoop]: 5349 mSDtfsCounter, 5219 mSDsluCounter, 10695 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 02:13:05,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5220 Valid, 16044 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 02:13:05,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10620 states. [2022-07-20 02:13:05,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10620 to 10620. [2022-07-20 02:13:05,817 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) [2022-07-20 02:13:05,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 15696 transitions. [2022-07-20 02:13:05,860 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 15696 transitions. Word has length 372 [2022-07-20 02:13:05,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:13:05,863 INFO L495 AbstractCegarLoop]: Abstraction has 10620 states and 15696 transitions. [2022-07-20 02:13:05,863 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) [2022-07-20 02:13:05,863 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 15696 transitions. [2022-07-20 02:13:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-07-20 02:13:05,880 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:13:05,880 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] [2022-07-20 02:13:06,107 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-20 02:13:06,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 02:13:06,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:13:06,152 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] === [2022-07-20 02:13:06,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:13:06,152 INFO L85 PathProgramCache]: Analyzing trace with hash -91932431, now seen corresponding path program 1 times [2022-07-20 02:13:06,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:13:06,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [744965716] [2022-07-20 02:13:06,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:13:06,159 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:13:06,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:13:06,172 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:13:06,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 02:13:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:13:20,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 7576 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 02:13:20,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:13:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-20 02:13:35,283 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 02:13:39,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-20 02:13:39,980 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:13:39,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [744965716] [2022-07-20 02:13:39,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [744965716] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-20 02:13:39,980 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-20 02:13:39,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-07-20 02:13:39,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258951105] [2022-07-20 02:13:39,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:13:39,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 02:13:39,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:13:39,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 02:13:39,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-20 02:13:39,982 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) [2022-07-20 02:13:41,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:13:41,615 INFO L93 Difference]: Finished difference Result 10626 states and 15701 transitions. [2022-07-20 02:13:41,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 02:13:41,615 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 [2022-07-20 02:13:41,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:13:41,664 INFO L225 Difference]: With dead ends: 10626 [2022-07-20 02:13:41,664 INFO L226 Difference]: Without dead ends: 10622 [2022-07-20 02:13:41,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 755 GetRequests, 747 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-20 02:13:41,677 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 [2022-07-20 02:13:41,678 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] [2022-07-20 02:13:41,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10622 states. [2022-07-20 02:13:42,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10622 to 10622. [2022-07-20 02:13:42,060 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) [2022-07-20 02:13:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10622 states to 10622 states and 15697 transitions. [2022-07-20 02:13:42,104 INFO L78 Accepts]: Start accepts. Automaton has 10622 states and 15697 transitions. Word has length 377 [2022-07-20 02:13:42,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:13:42,105 INFO L495 AbstractCegarLoop]: Abstraction has 10622 states and 15697 transitions. [2022-07-20 02:13:42,105 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) [2022-07-20 02:13:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 10622 states and 15697 transitions. [2022-07-20 02:13:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-07-20 02:13:42,123 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:13:42,123 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] [2022-07-20 02:13:42,340 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-20 02:13:42,355 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 02:13:42,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:13:42,355 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] === [2022-07-20 02:13:42,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:13:42,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1103802890, now seen corresponding path program 1 times [2022-07-20 02:13:42,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:13:42,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134396812] [2022-07-20 02:13:42,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:13:42,363 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:13:42,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:13:42,364 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:13:42,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process