./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 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_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-?-6c24879 [2022-07-12 15:06:22,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:06:22,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:06:22,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:06:22,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:06:22,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:06:22,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:06:22,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:06:22,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:06:22,109 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:06:22,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:06:22,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:06:22,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:06:22,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:06:22,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:06:22,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:06:22,119 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:06:22,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:06:22,122 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:06:22,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:06:22,129 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:06:22,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:06:22,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:06:22,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:06:22,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:06:22,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:06:22,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:06:22,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:06:22,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:06:22,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:06:22,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:06:22,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:06:22,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:06:22,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:06:22,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:06:22,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:06:22,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:06:22,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:06:22,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:06:22,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:06:22,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:06:22,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:06:22,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 15:06:22,187 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:06:22,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:06:22,188 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:06:22,188 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:06:22,190 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:06:22,190 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:06:22,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:06:22,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:06:22,191 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:06:22,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:06:22,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 15:06:22,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:06:22,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:06:22,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:06:22,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:06:22,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:06:22,193 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:06:22,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:06:22,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:06:22,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:06:22,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:06:22,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:06:22,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:06:22,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:06:22,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:06:22,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 15:06:22,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 15:06:22,196 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:06:22,196 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:06:22,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:06:22,197 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-12 15:06:22,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:06:22,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:06:22,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:06:22,491 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:06:22,492 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:06:22,493 INFO L432 ainManager$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 [2022-07-12 15:06:22,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5daf67e21/411bffeeaa9043a3af5da0f22e25f54b/FLAGb7296316a [2022-07-12 15:06:23,513 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:06:23,514 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 [2022-07-12 15:06:23,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5daf67e21/411bffeeaa9043a3af5da0f22e25f54b/FLAGb7296316a [2022-07-12 15:06:23,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5daf67e21/411bffeeaa9043a3af5da0f22e25f54b [2022-07-12 15:06:23,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:06:23,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:06:23,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:06:23,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:06:23,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:06:23,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:06:23" (1/1) ... [2022-07-12 15:06:23,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f1611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:23, skipping insertion in model container [2022-07-12 15:06:23,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:06:23" (1/1) ... [2022-07-12 15:06:23,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:06:24,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:06:29,681 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] [2022-07-12 15:06:29,684 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] [2022-07-12 15:06:29,686 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] [2022-07-12 15:06:29,688 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] [2022-07-12 15:06:29,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:06:29,803 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:06:30,139 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) [2022-07-12 15:06:30,151 INFO L158 Benchmark]: Toolchain (without parser) took 6269.32ms. Allocated memory was 117.4MB in the beginning and 270.5MB in the end (delta: 153.1MB). Free memory was 72.7MB in the beginning and 163.2MB in the end (delta: -90.4MB). Peak memory consumption was 132.5MB. Max. memory is 16.1GB. [2022-07-12 15:06:30,152 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 15:06:30,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6265.07ms. Allocated memory was 117.4MB in the beginning and 270.5MB in the end (delta: 153.1MB). Free memory was 72.3MB in the beginning and 163.2MB in the end (delta: -90.9MB). Peak memory consumption was 132.5MB. Max. memory is 16.1GB. [2022-07-12 15:06:30,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6265.07ms. Allocated memory was 117.4MB in the beginning and 270.5MB in the end (delta: 153.1MB). Free memory was 72.3MB in the beginning and 163.2MB in the end (delta: -90.9MB). Peak memory consumption was 132.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-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-?-6c24879 [2022-07-12 15:06:32,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:06:32,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:06:32,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:06:32,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:06:32,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:06:32,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:06:32,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:06:32,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:06:32,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:06:32,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:06:32,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:06:32,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:06:32,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:06:32,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:06:32,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:06:32,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:06:32,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:06:32,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:06:32,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:06:32,128 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:06:32,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:06:32,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:06:32,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:06:32,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:06:32,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:06:32,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:06:32,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:06:32,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:06:32,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:06:32,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:06:32,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:06:32,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:06:32,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:06:32,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:06:32,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:06:32,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:06:32,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:06:32,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:06:32,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:06:32,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:06:32,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:06:32,153 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 15:06:32,191 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:06:32,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:06:32,192 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:06:32,192 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:06:32,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:06:32,193 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:06:32,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:06:32,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:06:32,194 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:06:32,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:06:32,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:06:32,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:06:32,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:06:32,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:06:32,196 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 15:06:32,196 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 15:06:32,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 15:06:32,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:06:32,210 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:06:32,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:06:32,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:06:32,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:06:32,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:06:32,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:06:32,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:06:32,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:06:32,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:06:32,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 15:06:32,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 15:06:32,212 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:06:32,213 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:06:32,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:06:32,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 15:06:32,214 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-12 15:06:32,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:06:32,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:06:32,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:06:32,572 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:06:32,572 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:06:32,575 INFO L432 ainManager$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 [2022-07-12 15:06:32,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a652da197/5babe04202574f068065d5e8412a1a8b/FLAG1c612a3b5 [2022-07-12 15:06:33,723 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:06:33,724 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 [2022-07-12 15:06:33,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a652da197/5babe04202574f068065d5e8412a1a8b/FLAG1c612a3b5 [2022-07-12 15:06:34,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a652da197/5babe04202574f068065d5e8412a1a8b [2022-07-12 15:06:34,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:06:34,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:06:34,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:06:34,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:06:34,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:06:34,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:06:34" (1/1) ... [2022-07-12 15:06:34,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366acebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:34, skipping insertion in model container [2022-07-12 15:06:34,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:06:34" (1/1) ... [2022-07-12 15:06:34,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:06:34,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:06:40,206 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] [2022-07-12 15:06:40,210 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] [2022-07-12 15:06:40,211 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] [2022-07-12 15:06:40,212 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] [2022-07-12 15:06:40,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:06:40,413 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 15:06:40,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:06:41,097 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] [2022-07-12 15:06:41,098 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] [2022-07-12 15:06:41,099 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] [2022-07-12 15:06:41,099 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] [2022-07-12 15:06:41,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:06:41,156 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:06:41,807 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] [2022-07-12 15:06:41,813 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724202,724215] [2022-07-12 15:06:41,814 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] [2022-07-12 15:06:41,814 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] [2022-07-12 15:06:41,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:06:42,199 INFO L208 MainTranslator]: Completed translation [2022-07-12 15:06:42,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42 WrapperNode [2022-07-12 15:06:42,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 15:06:42,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 15:06:42,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 15:06:42,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 15:06:42,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:42,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,132 INFO L137 Inliner]: procedures = 488, calls = 6568, calls flagged for inlining = 277, calls inlined = 254, statements flattened = 15598 [2022-07-12 15:06:43,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 15:06:43,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 15:06:43,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 15:06:43,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 15:06:43,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 15:06:43,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 15:06:43,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 15:06:43,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 15:06:43,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (1/1) ... [2022-07-12 15:06:43,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:06:43,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 15:06:43,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 15:06:43,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 15:06:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-12 15:06:43,958 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-12 15:06:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-12 15:06:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-12 15:06:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 15:06:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 15:06:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 15:06:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 15:06:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-12 15:06:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-12 15:06:43,960 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-12 15:06:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-12 15:06:43,960 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-12 15:06:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-12 15:06:43,960 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-12 15:06:43,960 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-12 15:06:43,960 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 15:06:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 15:06:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 15:06:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 15:06:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-12 15:06:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-12 15:06:43,961 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-12 15:06:43,961 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-12 15:06:43,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 15:06:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 15:06:43,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 15:06:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 15:06:43,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-12 15:06:43,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-12 15:06:43,962 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 15:06:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 15:06:43,963 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-12 15:06:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-12 15:06:43,963 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-12 15:06:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-12 15:06:43,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 15:06:43,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 15:06:43,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 15:06:43,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 15:06:43,964 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-12 15:06:43,964 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-12 15:06:43,964 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-12 15:06:43,964 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-12 15:06:43,964 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-12 15:06:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-12 15:06:43,965 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-12 15:06:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-12 15:06:43,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 15:06:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 15:06:43,965 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-12 15:06:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-12 15:06:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-12 15:06:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-12 15:06:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 15:06:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 15:06:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-12 15:06:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-12 15:06:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 15:06:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 15:06:43,967 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-12 15:06:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-12 15:06:43,967 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 15:06:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 15:06:43,967 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-12 15:06:43,967 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-12 15:06:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 15:06:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 15:06:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 15:06:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 15:06:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-12 15:06:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-12 15:06:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-12 15:06:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-12 15:06:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-12 15:06:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-12 15:06:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-12 15:06:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-12 15:06:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-12 15:06:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-12 15:06:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-12 15:06:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-12 15:06:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 15:06:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 15:06:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 15:06:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-12 15:06:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-12 15:06:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-12 15:06:43,971 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-12 15:06:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 15:06:43,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 15:06:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-12 15:06:43,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-12 15:06:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 15:06:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-12 15:06:43,972 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-12 15:06:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 15:06:43,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 15:06:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 15:06:43,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 15:06:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 15:06:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 15:06:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 15:06:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 15:06:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 15:06:43,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 15:06:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 15:06:43,973 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-12 15:06:43,974 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-12 15:06:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-12 15:06:43,974 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-12 15:06:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-12 15:06:43,974 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-12 15:06:43,974 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 15:06:43,974 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 15:06:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-12 15:06:43,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-12 15:06:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-12 15:06:43,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-12 15:06:43,975 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-12 15:06:43,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-12 15:06:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-12 15:06:43,976 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-12 15:06:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 15:06:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 15:06:43,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 15:06:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-12 15:06:43,976 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-12 15:06:43,976 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-12 15:06:43,977 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-12 15:06:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-12 15:06:43,977 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-12 15:06:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 15:06:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-12 15:06:43,977 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-12 15:06:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 15:06:43,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 15:06:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 15:06:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 15:06:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 15:06:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 15:06:43,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 15:06:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-12 15:06:43,978 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-12 15:06:43,978 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-12 15:06:43,979 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-12 15:06:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-12 15:06:43,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-12 15:06:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-12 15:06:43,979 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-12 15:06:43,979 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-12 15:06:43,979 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-12 15:06:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-12 15:06:43,980 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-12 15:06:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-12 15:06:43,980 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-12 15:06:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-12 15:06:43,980 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-12 15:06:43,980 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-12 15:06:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-12 15:06:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-12 15:06:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-12 15:06:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-12 15:06:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-12 15:06:43,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 15:06:43,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 15:06:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 15:06:43,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 15:06:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-12 15:06:43,982 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-12 15:06:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-12 15:06:43,982 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-12 15:06:43,982 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-12 15:06:43,982 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-12 15:06:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-12 15:06:43,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-12 15:06:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-12 15:06:43,983 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-12 15:06:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-12 15:06:43,983 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-12 15:06:43,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 15:06:43,984 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-12 15:06:43,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-12 15:06:43,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 15:06:43,984 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-12 15:06:43,984 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-12 15:06:43,984 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-12 15:06:43,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-12 15:06:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-12 15:06:43,985 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-12 15:06:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-12 15:06:43,985 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-12 15:06:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-12 15:06:43,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-12 15:06:43,985 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-12 15:06:43,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-12 15:06:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 15:06:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 15:06:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 15:06:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 15:06:43,986 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-12 15:06:43,986 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-12 15:06:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 15:06:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-12 15:06:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-12 15:06:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-12 15:06:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-12 15:06:43,987 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-12 15:06:43,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-12 15:06:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-12 15:06:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-12 15:06:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 15:06:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 15:06:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-12 15:06:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-12 15:06:43,988 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-12 15:06:43,988 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-12 15:06:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-12 15:06:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-12 15:06:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-12 15:06:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-12 15:06:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 15:06:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 15:06:43,989 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:06:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:06:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-12 15:06:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-12 15:06:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-12 15:06:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-12 15:06:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 15:06:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 15:06:43,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 15:06:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 15:06:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-12 15:06:43,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-12 15:06:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 15:06:43,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 15:06:43,991 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-12 15:06:43,991 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-12 15:06:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-12 15:06:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-12 15:06:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-12 15:06:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-12 15:06:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-12 15:06:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-12 15:06:43,992 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-12 15:06:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-12 15:06:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 15:06:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 15:06:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-12 15:06:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-12 15:06:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-12 15:06:43,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-12 15:06:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-12 15:06:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-12 15:06:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-12 15:06:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-12 15:06:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-12 15:06:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-12 15:06:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-12 15:06:43,994 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-12 15:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 15:06:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 15:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-12 15:06:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-12 15:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-12 15:06:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-12 15:06:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-12 15:06:43,995 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-12 15:06:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 15:06:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 15:06:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-12 15:06:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-12 15:06:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-12 15:06:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-12 15:06:43,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 15:06:43,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 15:06:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-12 15:06:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-12 15:06:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-12 15:06:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-12 15:06:43,997 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-12 15:06:43,997 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-12 15:06:45,496 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 15:06:45,500 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 15:06:46,180 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 15:08:42,730 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 15:09:00,437 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 15:09:00,477 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 15:09:00,477 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2022-07-12 15:09:00,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:09:00 BoogieIcfgContainer [2022-07-12 15:09:00,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 15:09:00,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 15:09:00,488 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 15:09:00,490 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 15:09:00,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:06:34" (1/3) ... [2022-07-12 15:09:00,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49340f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:09:00, skipping insertion in model container [2022-07-12 15:09:00,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:06:42" (2/3) ... [2022-07-12 15:09:00,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49340f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:09:00, skipping insertion in model container [2022-07-12 15:09:00,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:09:00" (3/3) ... [2022-07-12 15:09:00,494 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-12 15:09:00,506 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 15:09:00,507 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 15:09:00,661 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 15:09:00,666 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@596bb3ba, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@52526a7d [2022-07-12 15:09:00,667 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 15:09:00,690 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) [2022-07-12 15:09:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-07-12 15:09:00,719 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:09:00,720 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] [2022-07-12 15:09:00,721 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] === [2022-07-12 15:09:00,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:09:00,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1633542761, now seen corresponding path program 1 times [2022-07-12 15:09:00,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:09:00,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [255422986] [2022-07-12 15:09:00,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:09:00,754 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:09:00,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:09:00,759 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:09:00,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 15:09:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:09:16,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 7443 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:09:16,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:09:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-12 15:09:17,059 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:09:17,059 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:09:17,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [255422986] [2022-07-12 15:09:17,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [255422986] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:09:17,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:09:17,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:09:17,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175510851] [2022-07-12 15:09:17,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:09:17,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:09:17,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:09:17,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:09:17,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:09:17,113 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) [2022-07-12 15:09:18,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:09:18,964 INFO L93 Difference]: Finished difference Result 12410 states and 19267 transitions. [2022-07-12 15:09:18,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:09:18,967 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 [2022-07-12 15:09:18,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:09:19,059 INFO L225 Difference]: With dead ends: 12410 [2022-07-12 15:09:19,060 INFO L226 Difference]: Without dead ends: 7120 [2022-07-12 15:09:19,121 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 [2022-07-12 15:09:19,125 INFO L413 NwaCegarLoop]: 7283 mSDtfsCounter, 6076 mSDsluCounter, 6191 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6076 SdHoareTripleChecker+Valid, 13474 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 15:09:19,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6076 Valid, 13474 Invalid, 39 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 15:09:19,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7120 states. [2022-07-12 15:09:19,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7120 to 7120. [2022-07-12 15:09:19,738 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) [2022-07-12 15:09:19,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7120 states to 7120 states and 10523 transitions. [2022-07-12 15:09:19,803 INFO L78 Accepts]: Start accepts. Automaton has 7120 states and 10523 transitions. Word has length 315 [2022-07-12 15:09:19,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:09:19,807 INFO L495 AbstractCegarLoop]: Abstraction has 7120 states and 10523 transitions. [2022-07-12 15:09:19,808 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) [2022-07-12 15:09:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 7120 states and 10523 transitions. [2022-07-12 15:09:19,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-12 15:09:19,836 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:09:19,837 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] [2022-07-12 15:09:20,059 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-12 15:09:20,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 15:09:20,098 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:09:20,098 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] === [2022-07-12 15:09:20,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:09:20,098 INFO L85 PathProgramCache]: Analyzing trace with hash -687986772, now seen corresponding path program 1 times [2022-07-12 15:09:20,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:09:20,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [434839076] [2022-07-12 15:09:20,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:09:20,110 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:09:20,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:09:20,112 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:09:20,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 15:09:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:09:35,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:09:35,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:09:36,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-12 15:09:36,101 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:09:36,101 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:09:36,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [434839076] [2022-07-12 15:09:36,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [434839076] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:09:36,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:09:36,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:09:36,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722443682] [2022-07-12 15:09:36,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:09:36,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:09:36,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:09:36,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:09:36,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:09:36,105 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) [2022-07-12 15:09:37,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:09:37,728 INFO L93 Difference]: Finished difference Result 14194 states and 20978 transitions. [2022-07-12 15:09:37,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:09:37,729 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 [2022-07-12 15:09:37,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:09:37,827 INFO L225 Difference]: With dead ends: 14194 [2022-07-12 15:09:37,828 INFO L226 Difference]: Without dead ends: 10616 [2022-07-12 15:09:37,856 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 [2022-07-12 15:09:37,859 INFO L413 NwaCegarLoop]: 10514 mSDtfsCounter, 5162 mSDsluCounter, 5322 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 15:09:37,860 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5162 Valid, 15836 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 15:09:37,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10616 states. [2022-07-12 15:09:38,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10616 to 10616. [2022-07-12 15:09:38,540 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) [2022-07-12 15:09:38,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10616 states to 10616 states and 15693 transitions. [2022-07-12 15:09:38,603 INFO L78 Accepts]: Start accepts. Automaton has 10616 states and 15693 transitions. Word has length 372 [2022-07-12 15:09:38,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:09:38,606 INFO L495 AbstractCegarLoop]: Abstraction has 10616 states and 15693 transitions. [2022-07-12 15:09:38,606 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) [2022-07-12 15:09:38,606 INFO L276 IsEmpty]: Start isEmpty. Operand 10616 states and 15693 transitions. [2022-07-12 15:09:38,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-12 15:09:38,630 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:09:38,631 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] [2022-07-12 15:09:38,847 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-12 15:09:38,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 15:09:38,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:09:38,884 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] === [2022-07-12 15:09:38,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:09:38,884 INFO L85 PathProgramCache]: Analyzing trace with hash -625947158, now seen corresponding path program 1 times [2022-07-12 15:09:38,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:09:38,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1259037070] [2022-07-12 15:09:38,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:09:38,894 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:09:38,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:09:38,895 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:09:38,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 15:09:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:09:53,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:09:53,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:10:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-12 15:10:06,756 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:10:06,756 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:10:06,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1259037070] [2022-07-12 15:10:06,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1259037070] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:10:06,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:10:06,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 15:10:06,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015849320] [2022-07-12 15:10:06,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:10:06,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:10:06,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:10:06,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:10:06,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:10:06,758 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) [2022-07-12 15:10:08,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:10:08,314 INFO L93 Difference]: Finished difference Result 10622 states and 15698 transitions. [2022-07-12 15:10:08,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:10:08,314 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 [2022-07-12 15:10:08,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:10:08,406 INFO L225 Difference]: With dead ends: 10622 [2022-07-12 15:10:08,407 INFO L226 Difference]: Without dead ends: 10620 [2022-07-12 15:10:08,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:10:08,422 INFO L413 NwaCegarLoop]: 5349 mSDtfsCounter, 5219 mSDsluCounter, 10695 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5220 SdHoareTripleChecker+Valid, 16044 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 15:10:08,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5220 Valid, 16044 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 15:10:08,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10620 states. [2022-07-12 15:10:08,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10620 to 10620. [2022-07-12 15:10:09,008 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) [2022-07-12 15:10:09,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 15696 transitions. [2022-07-12 15:10:09,072 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 15696 transitions. Word has length 372 [2022-07-12 15:10:09,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:10:09,075 INFO L495 AbstractCegarLoop]: Abstraction has 10620 states and 15696 transitions. [2022-07-12 15:10:09,075 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) [2022-07-12 15:10:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 15696 transitions. [2022-07-12 15:10:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-07-12 15:10:09,100 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:10:09,101 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] [2022-07-12 15:10:09,323 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-12 15:10:09,393 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 15:10:09,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:10:09,393 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] === [2022-07-12 15:10:09,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:10:09,394 INFO L85 PathProgramCache]: Analyzing trace with hash -91932431, now seen corresponding path program 1 times [2022-07-12 15:10:09,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:10:09,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1308943420] [2022-07-12 15:10:09,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:10:09,407 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:10:09,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:10:09,408 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:10:09,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 15:10:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:10:24,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 7576 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:10:24,033 INFO L286 TraceCheckSpWp]: Computing forward predicates...