./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 f4b24e32 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-?-f4b24e3 [2022-07-14 02:48:15,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:48:15,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:48:15,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:48:15,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:48:15,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:48:15,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:48:15,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:48:15,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:48:15,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:48:15,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:48:15,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:48:15,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:48:15,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:48:15,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:48:15,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:48:15,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:48:15,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:48:15,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:48:16,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:48:16,006 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:48:16,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:48:16,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:48:16,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:48:16,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:48:16,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:48:16,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:48:16,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:48:16,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:48:16,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:48:16,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:48:16,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:48:16,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:48:16,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:48:16,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:48:16,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:48:16,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:48:16,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:48:16,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:48:16,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:48:16,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:48:16,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:48:16,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:48:16,045 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:48:16,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:48:16,045 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:48:16,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:48:16,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:48:16,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:48:16,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:48:16,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:48:16,047 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:48:16,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:48:16,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:48:16,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:48:16,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:48:16,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:48:16,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:48:16,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:48:16,049 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:48:16,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:48:16,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:48:16,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:48:16,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:48:16,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:48:16,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:48:16,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:48:16,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:48:16,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:48:16,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:48:16,052 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:48:16,052 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:48:16,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:48:16,052 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-14 02:48:16,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:48:16,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:48:16,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:48:16,267 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:48:16,267 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:48:16,268 INFO L432 ainManager$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 [2022-07-14 02:48:16,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c5af2b8/e576c0eae7ac4890a7187101962550a9/FLAGc53221242 [2022-07-14 02:48:17,130 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:48:17,131 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 [2022-07-14 02:48:17,180 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c5af2b8/e576c0eae7ac4890a7187101962550a9/FLAGc53221242 [2022-07-14 02:48:17,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c5af2b8/e576c0eae7ac4890a7187101962550a9 [2022-07-14 02:48:17,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:48:17,351 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:48:17,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:48:17,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:48:17,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:48:17,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:48:17" (1/1) ... [2022-07-14 02:48:17,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4b7a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:17, skipping insertion in model container [2022-07-14 02:48:17,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:48:17" (1/1) ... [2022-07-14 02:48:17,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:48:17,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:48:23,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[724036,724049] [2022-07-14 02:48:23,279 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] [2022-07-14 02:48:23,294 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] [2022-07-14 02:48:23,298 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] [2022-07-14 02:48:23,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:48:23,408 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:48:23,616 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) [2022-07-14 02:48:23,621 INFO L158 Benchmark]: Toolchain (without parser) took 6268.80ms. Allocated memory was 117.4MB in the beginning and 257.9MB in the end (delta: 140.5MB). Free memory was 79.5MB in the beginning and 130.5MB in the end (delta: -51.0MB). Peak memory consumption was 137.4MB. Max. memory is 16.1GB. [2022-07-14 02:48:23,622 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 49.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 02:48:23,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6254.31ms. Allocated memory was 117.4MB in the beginning and 257.9MB in the end (delta: 140.5MB). Free memory was 79.5MB in the beginning and 130.5MB in the end (delta: -51.0MB). Peak memory consumption was 137.4MB. Max. memory is 16.1GB. [2022-07-14 02:48:23,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 49.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6254.31ms. Allocated memory was 117.4MB in the beginning and 257.9MB in the end (delta: 140.5MB). Free memory was 79.5MB in the beginning and 130.5MB in the end (delta: -51.0MB). Peak memory consumption was 137.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:48:25,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:48:25,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:48:25,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:48:25,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:48:25,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:48:25,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:48:25,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:48:25,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:48:25,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:48:25,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:48:25,317 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:48:25,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:48:25,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:48:25,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:48:25,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:48:25,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:48:25,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:48:25,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:48:25,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:48:25,332 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:48:25,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:48:25,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:48:25,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:48:25,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:48:25,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:48:25,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:48:25,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:48:25,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:48:25,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:48:25,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:48:25,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:48:25,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:48:25,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:48:25,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:48:25,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:48:25,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:48:25,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:48:25,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:48:25,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:48:25,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:48:25,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:48:25,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 02:48:25,387 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:48:25,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:48:25,388 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:48:25,388 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:48:25,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:48:25,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:48:25,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:48:25,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:48:25,390 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:48:25,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:48:25,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:48:25,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:48:25,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:48:25,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:48:25,391 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 02:48:25,392 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 02:48:25,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 02:48:25,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:48:25,392 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:48:25,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:48:25,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:48:25,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:48:25,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:48:25,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:48:25,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:48:25,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:48:25,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:48:25,394 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 02:48:25,394 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 02:48:25,394 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:48:25,394 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:48:25,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:48:25,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 02:48:25,395 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c85be5538b7be6ae4d421378b14a580c581b5a44735f8cf49d763b83850661e [2022-07-14 02:48:25,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:48:25,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:48:25,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:48:25,726 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:48:25,727 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:48:25,729 INFO L432 ainManager$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 [2022-07-14 02:48:25,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27b0ad87/855f29701d944560a4cfbe5752357190/FLAG2d3ca4b47 [2022-07-14 02:48:26,633 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:48:26,634 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 [2022-07-14 02:48:26,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27b0ad87/855f29701d944560a4cfbe5752357190/FLAG2d3ca4b47 [2022-07-14 02:48:26,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27b0ad87/855f29701d944560a4cfbe5752357190 [2022-07-14 02:48:26,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:48:26,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:48:26,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:48:26,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:48:26,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:48:26,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:48:26" (1/1) ... [2022-07-14 02:48:26,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44847e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:26, skipping insertion in model container [2022-07-14 02:48:26,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:48:26" (1/1) ... [2022-07-14 02:48:26,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:48:26,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:48:31,015 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] [2022-07-14 02:48:31,018 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] [2022-07-14 02:48:31,018 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] [2022-07-14 02:48:31,019 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] [2022-07-14 02:48:31,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:48:31,152 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 02:48:31,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:48:31,700 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] [2022-07-14 02:48:31,701 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] [2022-07-14 02:48:31,701 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] [2022-07-14 02:48:31,701 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] [2022-07-14 02:48:31,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:48:31,739 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:48:32,275 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] [2022-07-14 02:48:32,276 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] [2022-07-14 02:48:32,276 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] [2022-07-14 02:48:32,277 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] [2022-07-14 02:48:32,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:48:32,473 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:48:32,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32 WrapperNode [2022-07-14 02:48:32,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:48:32,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:48:32,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:48:32,475 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:48:32,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:32,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:32,937 INFO L137 Inliner]: procedures = 488, calls = 6568, calls flagged for inlining = 277, calls inlined = 254, statements flattened = 15598 [2022-07-14 02:48:32,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:48:32,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:48:32,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:48:32,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:48:32,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:32,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:33,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:33,015 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:33,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:33,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:33,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:33,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:48:33,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:48:33,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:48:33,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:48:33,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (1/1) ... [2022-07-14 02:48:33,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:48:33,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:48:33,648 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) [2022-07-14 02:48:33,667 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 [2022-07-14 02:48:33,682 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-14 02:48:33,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-14 02:48:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-14 02:48:33,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-14 02:48:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 02:48:33,683 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 02:48:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:48:33,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:48:33,683 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-14 02:48:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-14 02:48:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-14 02:48:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-14 02:48:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-14 02:48:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-14 02:48:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-14 02:48:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-14 02:48:33,684 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 02:48:33,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 02:48:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-14 02:48:33,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-14 02:48:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-14 02:48:33,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-14 02:48:33,685 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-14 02:48:33,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-14 02:48:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:48:33,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 02:48:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:48:33,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:48:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-14 02:48:33,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-07-14 02:48:33,686 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 02:48:33,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 02:48:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-14 02:48:33,687 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-14 02:48:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-14 02:48:33,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-14 02:48:33,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:48:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 02:48:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 02:48:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 02:48:33,688 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-14 02:48:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-14 02:48:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-14 02:48:33,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-14 02:48:33,689 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-14 02:48:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-14 02:48:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-14 02:48:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-14 02:48:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 02:48:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 02:48:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-14 02:48:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-14 02:48:33,690 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-14 02:48:33,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-14 02:48:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 02:48:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 02:48:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-14 02:48:33,691 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-14 02:48:33,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 02:48:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 02:48:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-14 02:48:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-14 02:48:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 02:48:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 02:48:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-14 02:48:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-14 02:48:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:48:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:48:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 02:48:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 02:48:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-14 02:48:33,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-14 02:48:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-14 02:48:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-14 02:48:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-14 02:48:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-14 02:48:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-14 02:48:33,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-14 02:48:33,694 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-14 02:48:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-14 02:48:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-14 02:48:33,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-14 02:48:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:48:33,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 02:48:33,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 02:48:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-14 02:48:33,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-14 02:48:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-14 02:48:33,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-14 02:48:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 02:48:33,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 02:48:33,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-14 02:48:33,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-14 02:48:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:48:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-14 02:48:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-14 02:48:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 02:48:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 02:48:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:48:33,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:48:33,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:48:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 02:48:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 02:48:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 02:48:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:48:33,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:48:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 02:48:33,701 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-14 02:48:33,701 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-14 02:48:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-14 02:48:33,702 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-14 02:48:33,702 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-14 02:48:33,707 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-14 02:48:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 02:48:33,707 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 02:48:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-14 02:48:33,707 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-14 02:48:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-14 02:48:33,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-14 02:48:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-14 02:48:33,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-14 02:48:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-14 02:48:33,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-14 02:48:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 02:48:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:48:33,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:48:33,708 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-14 02:48:33,708 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-14 02:48:33,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-14 02:48:33,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-14 02:48:33,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:48:33,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 02:48:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:48:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:48:33,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:48:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-14 02:48:33,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-14 02:48:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 02:48:33,710 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 02:48:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-14 02:48:33,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-14 02:48:33,710 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-14 02:48:33,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-14 02:48:33,711 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-14 02:48:33,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-14 02:48:33,711 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-14 02:48:33,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-14 02:48:33,711 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-14 02:48:33,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-14 02:48:33,711 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-14 02:48:33,711 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-14 02:48:33,711 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-14 02:48:33,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-14 02:48:33,712 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-14 02:48:33,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-14 02:48:33,712 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-14 02:48:33,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-14 02:48:33,712 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 02:48:33,712 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 02:48:33,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:48:33,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:48:33,712 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-14 02:48:33,712 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-14 02:48:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-14 02:48:33,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-14 02:48:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-14 02:48:33,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-14 02:48:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-14 02:48:33,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-14 02:48:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-14 02:48:33,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-14 02:48:33,713 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-14 02:48:33,713 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-14 02:48:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:48:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-14 02:48:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-14 02:48:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:48:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-14 02:48:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-14 02:48:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-14 02:48:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-14 02:48:33,714 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-14 02:48:33,714 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-14 02:48:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-14 02:48:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-14 02:48:33,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 02:48:33,715 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-14 02:48:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-14 02:48:33,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:48:33,716 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-14 02:48:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-14 02:48:33,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-14 02:48:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-14 02:48:33,716 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 02:48:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 02:48:33,716 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-14 02:48:33,716 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-14 02:48:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 02:48:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 02:48:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-14 02:48:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-14 02:48:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-14 02:48:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-14 02:48:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-14 02:48:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-14 02:48:33,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-14 02:48:33,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-14 02:48:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-14 02:48:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-14 02:48:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:48:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:48:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-14 02:48:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-14 02:48:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-14 02:48:33,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-14 02:48:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 02:48:33,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 02:48:33,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 02:48:33,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 02:48:33,719 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-14 02:48:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-14 02:48:33,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:48:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:48:33,719 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-14 02:48:33,719 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-14 02:48:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-14 02:48:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-14 02:48:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-14 02:48:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-14 02:48:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-14 02:48:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-14 02:48:33,720 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-14 02:48:33,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-14 02:48:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 02:48:33,721 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 02:48:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-14 02:48:33,721 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-14 02:48:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-14 02:48:33,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-14 02:48:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-14 02:48:33,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-14 02:48:33,721 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-14 02:48:33,721 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-14 02:48:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-14 02:48:33,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-14 02:48:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-14 02:48:33,722 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-14 02:48:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 02:48:33,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 02:48:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-14 02:48:33,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-14 02:48:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-14 02:48:33,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-14 02:48:33,722 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-14 02:48:33,723 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-14 02:48:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 02:48:33,723 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 02:48:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-14 02:48:33,723 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-14 02:48:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-14 02:48:33,723 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-14 02:48:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 02:48:33,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 02:48:33,723 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-14 02:48:33,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-14 02:48:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-14 02:48:33,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-14 02:48:33,724 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-14 02:48:33,724 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-14 02:48:34,848 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:48:34,850 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:48:35,466 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:50:18,905 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 02:50:36,259 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:50:36,296 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:50:36,297 INFO L299 CfgBuilder]: Removed 26 assume(true) statements. [2022-07-14 02:50:36,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:50:36 BoogieIcfgContainer [2022-07-14 02:50:36,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:50:36,305 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:50:36,306 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:50:36,308 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:50:36,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:48:26" (1/3) ... [2022-07-14 02:50:36,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4621cb11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:50:36, skipping insertion in model container [2022-07-14 02:50:36,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:48:32" (2/3) ... [2022-07-14 02:50:36,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4621cb11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:50:36, skipping insertion in model container [2022-07-14 02:50:36,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:50:36" (3/3) ... [2022-07-14 02:50:36,310 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-14 02:50:36,321 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:50:36,322 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:50:36,444 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:50:36,448 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@67174f50, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@24c7faf [2022-07-14 02:50:36,448 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:50:36,467 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) [2022-07-14 02:50:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-07-14 02:50:36,490 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:50:36,491 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] [2022-07-14 02:50:36,492 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] === [2022-07-14 02:50:36,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:50:36,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1633542761, now seen corresponding path program 1 times [2022-07-14 02:50:36,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:50:36,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [750270257] [2022-07-14 02:50:36,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:50:36,528 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:50:36,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:50:36,530 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) [2022-07-14 02:50:36,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 02:50:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:50:52,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 7443 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:50:52,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:50:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-14 02:50:53,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:50:53,022 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:50:53,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [750270257] [2022-07-14 02:50:53,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [750270257] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:50:53,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:50:53,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:50:53,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822112878] [2022-07-14 02:50:53,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:50:53,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:50:53,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:50:53,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:50:53,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:50:53,063 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) [2022-07-14 02:50:54,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:50:54,692 INFO L93 Difference]: Finished difference Result 12410 states and 19267 transitions. [2022-07-14 02:50:54,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:50:54,694 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 [2022-07-14 02:50:54,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:50:54,766 INFO L225 Difference]: With dead ends: 12410 [2022-07-14 02:50:54,767 INFO L226 Difference]: Without dead ends: 7120 [2022-07-14 02:50:54,813 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 [2022-07-14 02:50:54,816 INFO L413 NwaCegarLoop]: 7283 mSDtfsCounter, 6076 mSDsluCounter, 6191 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6076 SdHoareTripleChecker+Valid, 13474 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-14 02:50:54,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6076 Valid, 13474 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-14 02:50:54,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7120 states. [2022-07-14 02:50:55,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7120 to 7120. [2022-07-14 02:50:55,267 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) [2022-07-14 02:50:55,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7120 states to 7120 states and 10523 transitions. [2022-07-14 02:50:55,319 INFO L78 Accepts]: Start accepts. Automaton has 7120 states and 10523 transitions. Word has length 315 [2022-07-14 02:50:55,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:50:55,321 INFO L495 AbstractCegarLoop]: Abstraction has 7120 states and 10523 transitions. [2022-07-14 02:50:55,322 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) [2022-07-14 02:50:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 7120 states and 10523 transitions. [2022-07-14 02:50:55,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-14 02:50:55,346 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:50:55,347 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:50:55,563 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-14 02:50:55,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:50:55,563 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] === [2022-07-14 02:50:55,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:50:55,564 INFO L85 PathProgramCache]: Analyzing trace with hash -687986772, now seen corresponding path program 1 times [2022-07-14 02:50:55,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:50:55,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1714511697] [2022-07-14 02:50:55,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:50:55,570 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:50:55,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:50:55,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-14 02:50:55,588 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) [2022-07-14 02:50:55,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 02:51:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:51:11,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:51:11,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:51:12,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-14 02:51:12,133 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:51:12,133 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:51:12,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1714511697] [2022-07-14 02:51:12,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1714511697] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:51:12,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:51:12,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:51:12,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824611323] [2022-07-14 02:51:12,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:51:12,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:51:12,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:51:12,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:51:12,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:51:12,135 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) [2022-07-14 02:51:13,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:51:13,526 INFO L93 Difference]: Finished difference Result 14194 states and 20978 transitions. [2022-07-14 02:51:13,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:51:13,527 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 [2022-07-14 02:51:13,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:51:13,597 INFO L225 Difference]: With dead ends: 14194 [2022-07-14 02:51:13,597 INFO L226 Difference]: Without dead ends: 10616 [2022-07-14 02:51:13,617 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 [2022-07-14 02:51:13,618 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, 1.1s IncrementalHoareTripleChecker+Time [2022-07-14 02:51:13,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5162 Valid, 15836 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-14 02:51:13,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10616 states. [2022-07-14 02:51:14,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10616 to 10616. [2022-07-14 02:51:14,150 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) [2022-07-14 02:51:14,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10616 states to 10616 states and 15693 transitions. [2022-07-14 02:51:14,217 INFO L78 Accepts]: Start accepts. Automaton has 10616 states and 15693 transitions. Word has length 372 [2022-07-14 02:51:14,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:51:14,219 INFO L495 AbstractCegarLoop]: Abstraction has 10616 states and 15693 transitions. [2022-07-14 02:51:14,219 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) [2022-07-14 02:51:14,219 INFO L276 IsEmpty]: Start isEmpty. Operand 10616 states and 15693 transitions. [2022-07-14 02:51:14,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-07-14 02:51:14,235 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:51:14,236 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] [2022-07-14 02:51:14,452 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-14 02:51:14,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 02:51:14,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:51:14,481 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] === [2022-07-14 02:51:14,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:51:14,482 INFO L85 PathProgramCache]: Analyzing trace with hash -625947158, now seen corresponding path program 1 times [2022-07-14 02:51:14,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:51:14,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059194388] [2022-07-14 02:51:14,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:51:14,492 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:51:14,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:51:14,494 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) [2022-07-14 02:51:14,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 02:51:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:51:29,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 7569 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 02:51:29,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:51:41,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-14 02:51:41,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:51:41,319 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:51:41,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059194388] [2022-07-14 02:51:41,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059194388] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:51:41,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:51:41,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 02:51:41,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958262561] [2022-07-14 02:51:41,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:51:41,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 02:51:41,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:51:41,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 02:51:41,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:51:41,320 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) [2022-07-14 02:51:42,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:51:42,591 INFO L93 Difference]: Finished difference Result 10622 states and 15698 transitions. [2022-07-14 02:51:42,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 02:51:42,591 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 [2022-07-14 02:51:42,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:51:42,656 INFO L225 Difference]: With dead ends: 10622 [2022-07-14 02:51:42,656 INFO L226 Difference]: Without dead ends: 10620 [2022-07-14 02:51:42,668 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:51:42,671 INFO L413 NwaCegarLoop]: 5349 mSDtfsCounter, 5219 mSDsluCounter, 10695 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5220 SdHoareTripleChecker+Valid, 16044 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-14 02:51:42,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5220 Valid, 16044 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-14 02:51:42,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10620 states. [2022-07-14 02:51:43,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10620 to 10620. [2022-07-14 02:51:43,043 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) [2022-07-14 02:51:43,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 15696 transitions. [2022-07-14 02:51:43,083 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 15696 transitions. Word has length 372 [2022-07-14 02:51:43,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:51:43,085 INFO L495 AbstractCegarLoop]: Abstraction has 10620 states and 15696 transitions. [2022-07-14 02:51:43,085 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) [2022-07-14 02:51:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 15696 transitions. [2022-07-14 02:51:43,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2022-07-14 02:51:43,100 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:51:43,101 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:51:43,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 02:51:43,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:51:43,327 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] === [2022-07-14 02:51:43,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:51:43,328 INFO L85 PathProgramCache]: Analyzing trace with hash -91932431, now seen corresponding path program 1 times [2022-07-14 02:51:43,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:51:43,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [700667363] [2022-07-14 02:51:43,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:51:43,334 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:51:43,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:51:43,340 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) [2022-07-14 02:51:43,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 02:51:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:51:58,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 7576 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 02:51:58,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:52:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-14 02:52:11,302 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-14 02:52:15,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3292 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3290 trivial. 0 not checked. [2022-07-14 02:52:15,221 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:52:15,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [700667363] [2022-07-14 02:52:15,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [700667363] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-14 02:52:15,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-14 02:52:15,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-07-14 02:52:15,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126593274] [2022-07-14 02:52:15,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:52:15,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 02:52:15,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:52:15,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 02:52:15,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:52:15,223 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) [2022-07-14 02:52:17,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:52:17,067 INFO L93 Difference]: Finished difference Result 10626 states and 15701 transitions. [2022-07-14 02:52:17,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 02:52:17,068 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 [2022-07-14 02:52:17,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:52:17,132 INFO L225 Difference]: With dead ends: 10626 [2022-07-14 02:52:17,133 INFO L226 Difference]: Without dead ends: 10622 [2022-07-14 02:52:17,146 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 [2022-07-14 02:52:17,148 INFO L413 NwaCegarLoop]: 5352 mSDtfsCounter, 5263 mSDsluCounter, 10694 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-07-14 02:52:17,150 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] [2022-07-14 02:52:17,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10622 states. [2022-07-14 02:52:17,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10622 to 10622. [2022-07-14 02:52:17,554 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) [2022-07-14 02:52:17,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10622 states to 10622 states and 15697 transitions. [2022-07-14 02:52:17,600 INFO L78 Accepts]: Start accepts. Automaton has 10622 states and 15697 transitions. Word has length 377 [2022-07-14 02:52:17,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:52:17,601 INFO L495 AbstractCegarLoop]: Abstraction has 10622 states and 15697 transitions. [2022-07-14 02:52:17,601 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) [2022-07-14 02:52:17,601 INFO L276 IsEmpty]: Start isEmpty. Operand 10622 states and 15697 transitions. [2022-07-14 02:52:17,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-07-14 02:52:17,620 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:52:17,620 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] [2022-07-14 02:52:17,847 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-14 02:52:17,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-14 02:52:17,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:52:17,874 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] === [2022-07-14 02:52:17,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:52:17,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1103802890, now seen corresponding path program 1 times [2022-07-14 02:52:17,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:52:17,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092226716] [2022-07-14 02:52:17,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:52:17,886 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:52:17,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:52:17,889 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) [2022-07-14 02:52:17,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-14 02:52:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:52:33,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 7583 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 02:52:33,281 INFO L286 TraceCheckSpWp]: Computing forward predicates...