./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 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-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-?-791161d [2022-07-23 02:24:05,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:24:05,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:24:05,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:24:05,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:24:05,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:24:05,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:24:05,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:24:05,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:24:05,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:24:05,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:24:05,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:24:05,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:24:05,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:24:05,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:24:05,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:24:05,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:24:05,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:24:05,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:24:05,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:24:05,788 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:24:05,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:24:05,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:24:05,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:24:05,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:24:05,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:24:05,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:24:05,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:24:05,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:24:05,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:24:05,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:24:05,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:24:05,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:24:05,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:24:05,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:24:05,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:24:05,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:24:05,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:24:05,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:24:05,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:24:05,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:24:05,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:24:05,813 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 02:24:05,849 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:24:05,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:24:05,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:24:05,849 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:24:05,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:24:05,850 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:24:05,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:24:05,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:24:05,853 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:24:05,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:24:05,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 02:24:05,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:24:05,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:24:05,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:24:05,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:24:05,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:24:05,855 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:24:05,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:24:05,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:24:05,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:24:05,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:24:05,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:24:05,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:24:05,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:24:05,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:24:05,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 02:24:05,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 02:24:05,859 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:24:05,859 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:24:05,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:24:05,859 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-23 02:24:06,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:24:06,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:24:06,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:24:06,142 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:24:06,143 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:24:06,144 INFO L432 ainManager$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 [2022-07-23 02:24:06,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5fcfcd32/b94ee5ee4e994bfb94b6c06a0c4ec1d3/FLAGb11f98abe [2022-07-23 02:24:07,114 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:24:07,115 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 [2022-07-23 02:24:07,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5fcfcd32/b94ee5ee4e994bfb94b6c06a0c4ec1d3/FLAGb11f98abe [2022-07-23 02:24:07,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5fcfcd32/b94ee5ee4e994bfb94b6c06a0c4ec1d3 [2022-07-23 02:24:07,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:24:07,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:24:07,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:24:07,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:24:07,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:24:07,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:24:07" (1/1) ... [2022-07-23 02:24:07,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68933b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:07, skipping insertion in model container [2022-07-23 02:24:07,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:24:07" (1/1) ... [2022-07-23 02:24:07,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:24:07,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:24:12,211 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[724036,724049] [2022-07-23 02:24:12,213 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] [2022-07-23 02:24:12,214 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] [2022-07-23 02:24:12,214 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] [2022-07-23 02:24:12,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:24:12,393 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:24:12,610 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) [2022-07-23 02:24:12,615 INFO L158 Benchmark]: Toolchain (without parser) took 5382.27ms. Allocated memory was 115.3MB in the beginning and 230.7MB in the end (delta: 115.3MB). Free memory was 71.2MB in the beginning and 104.2MB in the end (delta: -33.1MB). Peak memory consumption was 121.1MB. Max. memory is 16.1GB. [2022-07-23 02:24:12,616 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 86.0MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 02:24:12,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5380.84ms. Allocated memory was 115.3MB in the beginning and 230.7MB in the end (delta: 115.3MB). Free memory was 70.8MB in the beginning and 104.2MB in the end (delta: -33.5MB). Peak memory consumption was 119.0MB. Max. memory is 16.1GB. [2022-07-23 02:24:12,618 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 86.0MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5380.84ms. Allocated memory was 115.3MB in the beginning and 230.7MB in the end (delta: 115.3MB). Free memory was 70.8MB in the beginning and 104.2MB in the end (delta: -33.5MB). Peak memory consumption was 119.0MB. 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-?-791161d [2022-07-23 02:24:14,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:24:14,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:24:14,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:24:14,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:24:14,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:24:14,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:24:14,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:24:14,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:24:14,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:24:14,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:24:14,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:24:14,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:24:14,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:24:14,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:24:14,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:24:14,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:24:14,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:24:14,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:24:14,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:24:14,373 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:24:14,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:24:14,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:24:14,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:24:14,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:24:14,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:24:14,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:24:14,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:24:14,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:24:14,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:24:14,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:24:14,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:24:14,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:24:14,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:24:14,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:24:14,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:24:14,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:24:14,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:24:14,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:24:14,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:24:14,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:24:14,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:24:14,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 02:24:14,441 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:24:14,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:24:14,442 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:24:14,442 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:24:14,443 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:24:14,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:24:14,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:24:14,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:24:14,444 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:24:14,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:24:14,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:24:14,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:24:14,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:24:14,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:24:14,446 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 02:24:14,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 02:24:14,446 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 02:24:14,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:24:14,447 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:24:14,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:24:14,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:24:14,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:24:14,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:24:14,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:24:14,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:24:14,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:24:14,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:24:14,449 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 02:24:14,449 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 02:24:14,449 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:24:14,449 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:24:14,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:24:14,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 02:24:14,450 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-23 02:24:14,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:24:14,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:24:14,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:24:14,903 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:24:14,904 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:24:14,905 INFO L432 ainManager$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 [2022-07-23 02:24:14,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18c2f975a/a7a901a189e948359e6a1eb67601985b/FLAG99ce52f5f [2022-07-23 02:24:16,071 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:24:16,071 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 [2022-07-23 02:24:16,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18c2f975a/a7a901a189e948359e6a1eb67601985b/FLAG99ce52f5f [2022-07-23 02:24:16,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/18c2f975a/a7a901a189e948359e6a1eb67601985b [2022-07-23 02:24:16,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:24:16,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:24:16,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:24:16,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:24:16,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:24:16,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:24:16" (1/1) ... [2022-07-23 02:24:16,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4927d55e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:16, skipping insertion in model container [2022-07-23 02:24:16,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:24:16" (1/1) ... [2022-07-23 02:24:16,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:24:16,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:24:22,309 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] [2022-07-23 02:24:22,312 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] [2022-07-23 02:24:22,313 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] [2022-07-23 02:24:22,313 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] [2022-07-23 02:24:22,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:24:22,466 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 02:24:22,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:24:22,956 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] [2022-07-23 02:24:22,957 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] [2022-07-23 02:24:22,958 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] [2022-07-23 02:24:22,958 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] [2022-07-23 02:24:22,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:24:22,996 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:24:23,425 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] [2022-07-23 02:24:23,426 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] [2022-07-23 02:24:23,427 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] [2022-07-23 02:24:23,427 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] [2022-07-23 02:24:23,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:24:23,673 INFO L208 MainTranslator]: Completed translation [2022-07-23 02:24:23,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23 WrapperNode [2022-07-23 02:24:23,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 02:24:23,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 02:24:23,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 02:24:23,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 02:24:23,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:23,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,416 INFO L137 Inliner]: procedures = 488, calls = 6568, calls flagged for inlining = 277, calls inlined = 254, statements flattened = 15598 [2022-07-23 02:24:24,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 02:24:24,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 02:24:24,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 02:24:24,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 02:24:24,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 02:24:24,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 02:24:24,942 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 02:24:24,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 02:24:24,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (1/1) ... [2022-07-23 02:24:24,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:24:24,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 02:24:24,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 02:24:25,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 02:24:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-23 02:24:25,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-23 02:24:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-23 02:24:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-23 02:24:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-23 02:24:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-23 02:24:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 02:24:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 02:24:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-23 02:24:25,020 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-23 02:24:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-23 02:24:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-23 02:24:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-23 02:24:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-23 02:24:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-23 02:24:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-23 02:24:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 02:24:25,021 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 02:24:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-23 02:24:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-23 02:24:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-23 02:24:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-23 02:24:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-23 02:24:25,022 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-23 02:24:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 02:24:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 02:24:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 02:24:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 02:24:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-23 02:24:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-23 02:24:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 02:24:25,023 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 02:24:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-23 02:24:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-23 02:24:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-23 02:24:25,024 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-23 02:24:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 02:24:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 02:24:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 02:24:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 02:24:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-23 02:24:25,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-23 02:24:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-23 02:24:25,025 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-23 02:24:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-23 02:24:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-23 02:24:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-23 02:24:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-23 02:24:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 02:24:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 02:24:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-23 02:24:25,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-23 02:24:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-23 02:24:25,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-23 02:24:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 02:24:25,027 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 02:24:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-23 02:24:25,027 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-23 02:24:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 02:24:25,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 02:24:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-23 02:24:25,028 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-23 02:24:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 02:24:25,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 02:24:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-23 02:24:25,028 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-23 02:24:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 02:24:25,029 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 02:24:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-23 02:24:25,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-23 02:24:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-23 02:24:25,029 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-23 02:24:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-23 02:24:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-23 02:24:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-23 02:24:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-23 02:24:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-23 02:24:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-23 02:24:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-23 02:24:25,030 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-23 02:24:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-23 02:24:25,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-23 02:24:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 02:24:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-23 02:24:25,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-23 02:24:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-23 02:24:25,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-23 02:24:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-23 02:24:25,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-23 02:24:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-23 02:24:25,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-23 02:24:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-23 02:24:25,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-23 02:24:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 02:24:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-23 02:24:25,033 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-23 02:24:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 02:24:25,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 02:24:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 02:24:25,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 02:24:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 02:24:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 02:24:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 02:24:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 02:24:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:24:25,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:24:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 02:24:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-23 02:24:25,035 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-23 02:24:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-23 02:24:25,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-23 02:24:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-23 02:24:25,035 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-23 02:24:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-23 02:24:25,035 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-23 02:24:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-23 02:24:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-23 02:24:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-23 02:24:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-23 02:24:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-23 02:24:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-23 02:24:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-23 02:24:25,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-23 02:24:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 02:24:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 02:24:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 02:24:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-23 02:24:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-23 02:24:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-23 02:24:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-23 02:24:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-23 02:24:25,037 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-23 02:24:25,038 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 02:24:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 02:24:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 02:24:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-23 02:24:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-23 02:24:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-23 02:24:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-23 02:24:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-23 02:24:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-23 02:24:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-23 02:24:25,039 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-23 02:24:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-23 02:24:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-23 02:24:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-23 02:24:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-23 02:24:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-23 02:24:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-23 02:24:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-23 02:24:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-23 02:24:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-23 02:24:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-23 02:24:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-23 02:24:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-23 02:24:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-23 02:24:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-23 02:24:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-23 02:24:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-23 02:24:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 02:24:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 02:24:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-23 02:24:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-23 02:24:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-23 02:24:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-23 02:24:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-23 02:24:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-23 02:24:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-23 02:24:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-23 02:24:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-23 02:24:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-23 02:24:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-23 02:24:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-23 02:24:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 02:24:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-23 02:24:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-23 02:24:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 02:24:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-23 02:24:25,043 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-23 02:24:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-23 02:24:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-23 02:24:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-23 02:24:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-23 02:24:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-23 02:24:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-23 02:24:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-23 02:24:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-23 02:24:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-23 02:24:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 02:24:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-23 02:24:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-23 02:24:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-23 02:24:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-23 02:24:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-23 02:24:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-23 02:24:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-23 02:24:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-23 02:24:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 02:24:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 02:24:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-23 02:24:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-23 02:24:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-23 02:24:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-23 02:24:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-23 02:24:25,047 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-23 02:24:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-23 02:24:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-23 02:24:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-23 02:24:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-23 02:24:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:24:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:24:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-23 02:24:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-23 02:24:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-23 02:24:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-23 02:24:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 02:24:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 02:24:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 02:24:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 02:24:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-23 02:24:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-23 02:24:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 02:24:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 02:24:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-23 02:24:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-23 02:24:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-23 02:24:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-23 02:24:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-23 02:24:25,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-23 02:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-23 02:24:25,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-23 02:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-23 02:24:25,051 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-23 02:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-23 02:24:25,051 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-23 02:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-23 02:24:25,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-23 02:24:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-23 02:24:25,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-23 02:24:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-23 02:24:25,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-23 02:24:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-23 02:24:25,052 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-23 02:24:25,053 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-23 02:24:25,053 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-23 02:24:25,053 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-23 02:24:25,053 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-23 02:24:25,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 02:24:25,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 02:24:25,053 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-23 02:24:25,053 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-23 02:24:25,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-23 02:24:25,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-23 02:24:25,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-23 02:24:25,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-23 02:24:25,054 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 02:24:25,054 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 02:24:25,054 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-23 02:24:25,054 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-23 02:24:25,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-23 02:24:25,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-23 02:24:25,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 02:24:25,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 02:24:25,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-23 02:24:25,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-23 02:24:25,055 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-23 02:24:25,055 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-23 02:24:25,056 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-23 02:24:25,056 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-23 02:24:26,305 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 02:24:26,308 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 02:24:26,926 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 02:26:17,266 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 02:26:35,219 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 02:26:35,249 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 02:26:35,249 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2022-07-23 02:26:35,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:26:35 BoogieIcfgContainer [2022-07-23 02:26:35,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 02:26:35,258 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 02:26:35,258 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 02:26:35,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 02:26:35,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 02:24:16" (1/3) ... [2022-07-23 02:26:35,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2ba028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:26:35, skipping insertion in model container [2022-07-23 02:26:35,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:24:23" (2/3) ... [2022-07-23 02:26:35,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2ba028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:26:35, skipping insertion in model container [2022-07-23 02:26:35,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:26:35" (3/3) ... [2022-07-23 02:26:35,263 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-23 02:26:35,273 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 02:26:35,273 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 02:26:35,399 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 02:26:35,405 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@29103fb1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5e2d08 [2022-07-23 02:26:35,405 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 02:26:35,425 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) [2022-07-23 02:26:35,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-07-23 02:26:35,464 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:26:35,465 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] [2022-07-23 02:26:35,466 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] === [2022-07-23 02:26:35,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:26:35,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1633542761, now seen corresponding path program 1 times [2022-07-23 02:26:35,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:26:35,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1925310207] [2022-07-23 02:26:35,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:26:35,497 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:26:35,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:26:35,525 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:26:35,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-23 02:26:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:26:52,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 7443 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:26:52,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:26:52,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-23 02:26:52,648 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:26:52,648 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:26:52,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1925310207] [2022-07-23 02:26:52,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1925310207] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:26:52,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:26:52,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:26:52,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566709887] [2022-07-23 02:26:52,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:26:52,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:26:52,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:26:52,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:26:52,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:26:52,694 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) [2022-07-23 02:26:54,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:26:54,687 INFO L93 Difference]: Finished difference Result 12410 states and 19267 transitions. [2022-07-23 02:26:54,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:26:54,689 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 [2022-07-23 02:26:54,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:26:54,762 INFO L225 Difference]: With dead ends: 12410 [2022-07-23 02:26:54,762 INFO L226 Difference]: Without dead ends: 7120 [2022-07-23 02:26:54,811 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 [2022-07-23 02:26:54,816 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, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-23 02:26:54,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6076 Valid, 13474 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-23 02:26:54,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7120 states. [2022-07-23 02:26:55,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7120 to 7120. [2022-07-23 02:26:55,255 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) [2022-07-23 02:26:55,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7120 states to 7120 states and 10523 transitions. [2022-07-23 02:26:55,304 INFO L78 Accepts]: Start accepts. Automaton has 7120 states and 10523 transitions. Word has length 315 [2022-07-23 02:26:55,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:26:55,307 INFO L495 AbstractCegarLoop]: Abstraction has 7120 states and 10523 transitions. [2022-07-23 02:26:55,307 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) [2022-07-23 02:26:55,308 INFO L276 IsEmpty]: Start isEmpty. Operand 7120 states and 10523 transitions. [2022-07-23 02:26:55,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-23 02:26:55,327 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:26:55,327 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] [2022-07-23 02:26:55,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-23 02:26:55,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:26:55,554 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] === [2022-07-23 02:26:55,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:26:55,555 INFO L85 PathProgramCache]: Analyzing trace with hash -687986772, now seen corresponding path program 1 times [2022-07-23 02:26:55,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:26:55,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [973359830] [2022-07-23 02:26:55,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:26:55,564 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:26:55,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:26:55,581 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:26:55,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-23 02:27:10,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:27:11,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:27:11,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:27:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-23 02:27:12,007 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:27:12,007 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:27:12,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [973359830] [2022-07-23 02:27:12,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [973359830] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:27:12,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:27:12,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:27:12,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742013134] [2022-07-23 02:27:12,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:27:12,008 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:27:12,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:27:12,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:27:12,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:27:12,009 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) [2022-07-23 02:27:13,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:27:13,477 INFO L93 Difference]: Finished difference Result 14194 states and 20978 transitions. [2022-07-23 02:27:13,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:27:13,478 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 [2022-07-23 02:27:13,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:27:13,801 INFO L225 Difference]: With dead ends: 14194 [2022-07-23 02:27:13,801 INFO L226 Difference]: Without dead ends: 10616 [2022-07-23 02:27:13,822 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 [2022-07-23 02:27:13,825 INFO L413 NwaCegarLoop]: 10514 mSDtfsCounter, 5162 mSDsluCounter, 5322 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5162 SdHoareTripleChecker+Valid, 15836 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-23 02:27:13,825 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5162 Valid, 15836 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-23 02:27:13,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10616 states. [2022-07-23 02:27:14,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10616 to 10616. [2022-07-23 02:27:14,308 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) [2022-07-23 02:27:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10616 states to 10616 states and 15693 transitions. [2022-07-23 02:27:14,350 INFO L78 Accepts]: Start accepts. Automaton has 10616 states and 15693 transitions. Word has length 372 [2022-07-23 02:27:14,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:27:14,351 INFO L495 AbstractCegarLoop]: Abstraction has 10616 states and 15693 transitions. [2022-07-23 02:27:14,351 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) [2022-07-23 02:27:14,352 INFO L276 IsEmpty]: Start isEmpty. Operand 10616 states and 15693 transitions. [2022-07-23 02:27:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-23 02:27:14,371 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:27:14,372 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] [2022-07-23 02:27:14,592 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-23 02:27:14,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-23 02:27:14,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:27:14,669 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] === [2022-07-23 02:27:14,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:27:14,669 INFO L85 PathProgramCache]: Analyzing trace with hash -625947158, now seen corresponding path program 1 times [2022-07-23 02:27:14,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:27:14,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1347829458] [2022-07-23 02:27:14,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:27:14,676 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:27:14,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:27:14,678 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:27:14,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-23 02:27:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:27:30,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 02:27:30,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:27:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-23 02:27:42,322 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:27:42,322 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:27:42,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1347829458] [2022-07-23 02:27:42,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1347829458] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:27:42,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:27:42,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 02:27:42,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081425021] [2022-07-23 02:27:42,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:27:42,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 02:27:42,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:27:42,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 02:27:42,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 02:27:42,324 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) [2022-07-23 02:27:43,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:27:43,796 INFO L93 Difference]: Finished difference Result 10622 states and 15698 transitions. [2022-07-23 02:27:43,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 02:27:43,797 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 [2022-07-23 02:27:43,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:27:43,861 INFO L225 Difference]: With dead ends: 10622 [2022-07-23 02:27:43,861 INFO L226 Difference]: Without dead ends: 10620 [2022-07-23 02:27:43,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-23 02:27:43,873 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 [2022-07-23 02:27:43,874 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] [2022-07-23 02:27:43,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10620 states. [2022-07-23 02:27:44,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10620 to 10620. [2022-07-23 02:27:44,268 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) [2022-07-23 02:27:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 15696 transitions. [2022-07-23 02:27:44,326 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 15696 transitions. Word has length 372 [2022-07-23 02:27:44,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:27:44,329 INFO L495 AbstractCegarLoop]: Abstraction has 10620 states and 15696 transitions. [2022-07-23 02:27:44,329 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) [2022-07-23 02:27:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 15696 transitions. [2022-07-23 02:27:44,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-07-23 02:27:44,346 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:27:44,347 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] [2022-07-23 02:27:44,567 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-23 02:27:44,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-23 02:27:44,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:27:44,598 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] === [2022-07-23 02:27:44,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:27:44,599 INFO L85 PathProgramCache]: Analyzing trace with hash -91932431, now seen corresponding path program 1 times [2022-07-23 02:27:44,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:27:44,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1923246763] [2022-07-23 02:27:44,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:27:44,611 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:27:44,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:27:44,616 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:27:44,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-23 02:27:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:27:59,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 7576 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 02:27:59,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:28:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-23 02:28:11,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 02:28:15,501 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-23 02:28:15,501 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:28:15,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1923246763] [2022-07-23 02:28:15,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1923246763] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-23 02:28:15,501 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-23 02:28:15,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-07-23 02:28:15,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549737197] [2022-07-23 02:28:15,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:28:15,502 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 02:28:15,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:28:15,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 02:28:15,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-23 02:28:15,502 INFO L87 Difference]: Start difference. First operand 10620 states and 15696 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-23 02:28:17,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:28:17,182 INFO L93 Difference]: Finished difference Result 10626 states and 15701 transitions. [2022-07-23 02:28:17,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 02:28:17,184 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 377 [2022-07-23 02:28:17,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:28:17,230 INFO L225 Difference]: With dead ends: 10626 [2022-07-23 02:28:17,230 INFO L226 Difference]: Without dead ends: 10622 [2022-07-23 02:28:17,237 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 755 GetRequests, 747 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-23 02:28:17,239 INFO L413 NwaCegarLoop]: 5352 mSDtfsCounter, 5263 mSDsluCounter, 10694 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5264 SdHoareTripleChecker+Valid, 16046 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-23 02:28:17,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5264 Valid, 16046 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-23 02:28:17,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10622 states. [2022-07-23 02:28:17,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10622 to 10622. [2022-07-23 02:28:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10622 states, 7610 states have (on average 1.3515111695137976) internal successors, (10285), 7750 states have internal predecessors, (10285), 2708 states have call successors, (2708), 305 states have call predecessors, (2708), 303 states have return successors, (2704), 2629 states have call predecessors, (2704), 2704 states have call successors, (2704) [2022-07-23 02:28:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10622 states to 10622 states and 15697 transitions. [2022-07-23 02:28:17,703 INFO L78 Accepts]: Start accepts. Automaton has 10622 states and 15697 transitions. Word has length 377 [2022-07-23 02:28:17,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:28:17,704 INFO L495 AbstractCegarLoop]: Abstraction has 10622 states and 15697 transitions. [2022-07-23 02:28:17,704 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-23 02:28:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 10622 states and 15697 transitions. [2022-07-23 02:28:17,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-07-23 02:28:17,722 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:28:17,722 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 02:28:17,935 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-23 02:28:18,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-23 02:28:18,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:28:18,013 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 02:28:18,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:28:18,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1103802890, now seen corresponding path program 1 times [2022-07-23 02:28:18,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:28:18,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1678462309] [2022-07-23 02:28:18,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:28:18,022 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:28:18,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:28:18,024 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:28:18,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process