./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.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 aa8e267205ea82031334b705a1456b5b2e4a81f5cccdeda416e33e0e404a518d --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:26:24,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:26:24,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:26:24,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:26:24,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:26:24,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:26:24,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:26:24,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:26:24,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:26:24,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:26:24,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:26:24,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:26:24,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:26:24,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:26:24,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:26:24,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:26:24,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:26:24,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:26:24,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:26:24,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:26:24,092 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:26:24,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:26:24,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:26:24,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:26:24,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:26:24,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:26:24,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:26:24,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:26:24,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:26:24,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:26:24,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:26:24,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:26:24,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:26:24,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:26:24,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:26:24,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:26:24,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:26:24,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:26:24,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:26:24,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:26:24,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:26:24,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:26:24,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 00:26:24,134 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:26:24,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:26:24,134 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:26:24,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:26:24,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:26:24,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:26:24,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:26:24,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:26:24,136 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:26:24,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:26:24,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 00:26:24,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:26:24,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:26:24,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:26:24,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:26:24,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:26:24,138 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:26:24,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:26:24,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:26:24,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:26:24,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:26:24,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:26:24,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:26:24,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:26:24,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:26:24,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 00:26:24,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 00:26:24,140 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:26:24,140 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:26:24,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:26:24,141 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa8e267205ea82031334b705a1456b5b2e4a81f5cccdeda416e33e0e404a518d [2022-07-20 00:26:24,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:26:24,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:26:24,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:26:24,407 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:26:24,408 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:26:24,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-20 00:26:24,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f49447d/ca6cdc0a807b4c059f37b1ae5913e6b2/FLAGa8401ea17 [2022-07-20 00:26:25,303 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:26:25,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-20 00:26:25,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f49447d/ca6cdc0a807b4c059f37b1ae5913e6b2/FLAGa8401ea17 [2022-07-20 00:26:25,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60f49447d/ca6cdc0a807b4c059f37b1ae5913e6b2 [2022-07-20 00:26:25,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:26:25,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:26:25,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:26:25,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:26:25,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:26:25,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:26:25" (1/1) ... [2022-07-20 00:26:25,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c535548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:25, skipping insertion in model container [2022-07-20 00:26:25,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:26:25" (1/1) ... [2022-07-20 00:26:25,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:26:25,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:26:28,654 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[601666,601679] [2022-07-20 00:26:28,771 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:26:28,852 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:26:29,117 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-20 00:26:29,125 INFO L158 Benchmark]: Toolchain (without parser) took 3628.35ms. Allocated memory was 132.1MB in the beginning and 228.6MB in the end (delta: 96.5MB). Free memory was 92.7MB in the beginning and 84.2MB in the end (delta: 8.5MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. [2022-07-20 00:26:29,126 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 00:26:29,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3626.88ms. Allocated memory was 132.1MB in the beginning and 228.6MB in the end (delta: 96.5MB). Free memory was 92.7MB in the beginning and 84.2MB in the end (delta: 8.5MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. [2022-07-20 00:26:29,128 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3626.88ms. Allocated memory was 132.1MB in the beginning and 228.6MB in the end (delta: 96.5MB). Free memory was 92.7MB in the beginning and 84.2MB in the end (delta: 8.5MB). Peak memory consumption was 114.4MB. 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.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 aa8e267205ea82031334b705a1456b5b2e4a81f5cccdeda416e33e0e404a518d --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:26:30,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:26:30,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:26:30,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:26:30,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:26:30,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:26:30,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:26:30,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:26:30,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:26:30,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:26:30,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:26:30,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:26:30,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:26:30,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:26:30,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:26:30,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:26:30,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:26:30,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:26:30,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:26:30,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:26:30,707 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:26:30,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:26:30,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:26:30,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:26:30,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:26:30,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:26:30,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:26:30,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:26:30,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:26:30,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:26:30,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:26:30,732 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:26:30,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:26:30,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:26:30,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:26:30,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:26:30,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:26:30,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:26:30,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:26:30,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:26:30,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:26:30,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:26:30,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 00:26:30,759 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:26:30,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:26:30,762 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:26:30,762 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:26:30,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:26:30,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:26:30,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:26:30,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:26:30,764 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:26:30,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:26:30,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:26:30,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:26:30,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:26:30,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:26:30,766 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 00:26:30,766 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 00:26:30,766 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 00:26:30,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:26:30,766 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:26:30,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:26:30,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:26:30,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:26:30,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:26:30,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:26:30,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:26:30,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:26:30,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:26:30,768 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 00:26:30,768 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 00:26:30,768 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:26:30,768 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:26:30,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:26:30,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 00:26:30,769 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa8e267205ea82031334b705a1456b5b2e4a81f5cccdeda416e33e0e404a518d [2022-07-20 00:26:31,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:26:31,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:26:31,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:26:31,046 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:26:31,047 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:26:31,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-20 00:26:31,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c232033/b6cc5491125c47b48d3ce7009b375064/FLAG755a8949f [2022-07-20 00:26:31,950 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:26:31,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-20 00:26:32,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c232033/b6cc5491125c47b48d3ce7009b375064/FLAG755a8949f [2022-07-20 00:26:32,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03c232033/b6cc5491125c47b48d3ce7009b375064 [2022-07-20 00:26:32,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:26:32,148 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:26:32,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:26:32,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:26:32,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:26:32,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:26:32" (1/1) ... [2022-07-20 00:26:32,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf9a69a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:32, skipping insertion in model container [2022-07-20 00:26:32,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:26:32" (1/1) ... [2022-07-20 00:26:32,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:26:32,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:26:35,332 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[601666,601679] [2022-07-20 00:26:35,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:26:35,527 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 00:26:35,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:26:36,019 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[601666,601679] [2022-07-20 00:26:36,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:26:36,086 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:26:36,575 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[601666,601679] [2022-07-20 00:26:36,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:26:36,716 INFO L208 MainTranslator]: Completed translation [2022-07-20 00:26:36,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36 WrapperNode [2022-07-20 00:26:36,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 00:26:36,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 00:26:36,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 00:26:36,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 00:26:36,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:36,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,196 INFO L137 Inliner]: procedures = 361, calls = 6228, calls flagged for inlining = 171, calls inlined = 164, statements flattened = 14188 [2022-07-20 00:26:37,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 00:26:37,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 00:26:37,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 00:26:37,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 00:26:37,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 00:26:37,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 00:26:37,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 00:26:37,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 00:26:37,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (1/1) ... [2022-07-20 00:26:37,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:26:37,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 00:26:37,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 00:26:37,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 00:26:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-20 00:26:37,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-20 00:26:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-20 00:26:37,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-20 00:26:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 00:26:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-20 00:26:37,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-20 00:26:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_sw_chnl [2022-07-20 00:26:37,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_sw_chnl [2022-07-20 00:26:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 00:26:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 00:26:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-20 00:26:37,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-20 00:26:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 00:26:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 00:26:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 00:26:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 00:26:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 00:26:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 00:26:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 00:26:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-20 00:26:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-20 00:26:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-20 00:26:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-20 00:26:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-20 00:26:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-20 00:26:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 00:26:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 00:26:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-20 00:26:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-20 00:26:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-20 00:26:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-20 00:26:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-20 00:26:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-20 00:26:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-20 00:26:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-20 00:26:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-20 00:26:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-20 00:26:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-07-20 00:26:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-07-20 00:26:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-20 00:26:37,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-20 00:26:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rfreg_delay [2022-07-20 00:26:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rfreg_delay [2022-07-20 00:26:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-20 00:26:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-20 00:26:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-20 00:26:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-20 00:26:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-20 00:26:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-20 00:26:37,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 00:26:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 00:26:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-20 00:26:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-20 00:26:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-20 00:26:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-20 00:26:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-20 00:26:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-20 00:26:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-20 00:26:37,828 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-20 00:26:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-20 00:26:37,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-20 00:26:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_addr_delay [2022-07-20 00:26:37,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_addr_delay [2022-07-20 00:26:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-20 00:26:37,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-20 00:26:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 00:26:37,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 00:26:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-20 00:26:37,829 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-20 00:26:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 00:26:37,829 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 00:26:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-20 00:26:37,829 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-20 00:26:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-20 00:26:37,829 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-20 00:26:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 00:26:37,830 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 00:26:37,830 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-20 00:26:37,830 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-20 00:26:37,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 00:26:37,830 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-20 00:26:37,831 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-20 00:26:37,831 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-20 00:26:37,831 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-20 00:26:37,831 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-20 00:26:37,831 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-20 00:26:37,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 00:26:37,832 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-20 00:26:37,832 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-20 00:26:37,832 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-20 00:26:37,832 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-20 00:26:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 00:26:37,833 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 00:26:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-20 00:26:37,833 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-20 00:26:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-20 00:26:37,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-20 00:26:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-20 00:26:37,834 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-20 00:26:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-20 00:26:37,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-20 00:26:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-20 00:26:37,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-20 00:26:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 00:26:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-20 00:26:37,834 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-20 00:26:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 00:26:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_network_type [2022-07-20 00:26:37,835 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_network_type [2022-07-20 00:26:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 00:26:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 00:26:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 00:26:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-20 00:26:37,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-20 00:26:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 00:26:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-20 00:26:37,839 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-20 00:26:37,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 00:26:37,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 00:26:37,839 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_key [2022-07-20 00:26:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_key [2022-07-20 00:26:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 00:26:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-20 00:26:37,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-20 00:26:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-20 00:26:37,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-20 00:26:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-20 00:26:37,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-20 00:26:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-20 00:26:37,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-20 00:26:37,842 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-20 00:26:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-20 00:26:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-20 00:26:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-20 00:26:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 00:26:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 00:26:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-20 00:26:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-20 00:26:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_gpio_radio_on_off_checking [2022-07-20 00:26:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_gpio_radio_on_off_checking [2022-07-20 00:26:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_desc [2022-07-20 00:26:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_desc [2022-07-20 00:26:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-20 00:26:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-20 00:26:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 00:26:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 00:26:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-20 00:26:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-20 00:26:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_desc [2022-07-20 00:26:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_desc [2022-07-20 00:26:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-20 00:26:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-20 00:26:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-20 00:26:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-20 00:26:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-20 00:26:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-20 00:26:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-20 00:26:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-20 00:26:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 00:26:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 00:26:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-20 00:26:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-20 00:26:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 00:26:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 00:26:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-20 00:26:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-20 00:26:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_interrupt_recognized [2022-07-20 00:26:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_interrupt_recognized [2022-07-20 00:26:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-20 00:26:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-20 00:26:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-20 00:26:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-20 00:26:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-20 00:26:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-20 00:26:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-20 00:26:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-20 00:26:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-20 00:26:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-20 00:26:37,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-20 00:26:37,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-20 00:26:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 00:26:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 00:26:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-20 00:26:37,848 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-20 00:26:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 00:26:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 00:26:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-20 00:26:37,848 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-20 00:26:37,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 00:26:37,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 00:26:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-20 00:26:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-20 00:26:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 00:26:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 00:26:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-20 00:26:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-20 00:26:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 00:26:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-20 00:26:37,849 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-20 00:26:37,849 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-20 00:26:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-20 00:26:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-20 00:26:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-20 00:26:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 00:26:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-20 00:26:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-20 00:26:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-20 00:26:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-20 00:26:37,850 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-20 00:26:37,850 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-20 00:26:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-20 00:26:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-20 00:26:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 00:26:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 00:26:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 00:26:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-20 00:26:37,851 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-20 00:26:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 00:26:37,851 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-20 00:26:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-20 00:26:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 00:26:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-20 00:26:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-20 00:26:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 00:26:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-20 00:26:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-20 00:26:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 00:26:37,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 00:26:37,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 00:26:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-20 00:26:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-20 00:26:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-20 00:26:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-20 00:26:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-20 00:26:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-20 00:26:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-20 00:26:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-20 00:26:37,853 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-20 00:26:37,853 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-20 00:26:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-20 00:26:37,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-20 00:26:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_rx_query_desc [2022-07-20 00:26:37,854 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_rx_query_desc [2022-07-20 00:26:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-20 00:26:37,854 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-20 00:26:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-20 00:26:37,854 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-20 00:26:37,854 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-20 00:26:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-20 00:26:37,855 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-20 00:26:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-20 00:26:37,855 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-20 00:26:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-20 00:26:37,855 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 00:26:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 00:26:37,855 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_is_tx_desc_closed [2022-07-20 00:26:37,855 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_is_tx_desc_closed [2022-07-20 00:26:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-20 00:26:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-20 00:26:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-20 00:26:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-20 00:26:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-20 00:26:37,856 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-20 00:26:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 00:26:37,856 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-20 00:26:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-20 00:26:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_power_state [2022-07-20 00:26:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_power_state [2022-07-20 00:26:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 00:26:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 00:26:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_desc [2022-07-20 00:26:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_desc [2022-07-20 00:26:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-20 00:26:37,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-20 00:26:37,857 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-20 00:26:37,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-20 00:26:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_btc_status_false [2022-07-20 00:26:37,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_btc_status_false [2022-07-20 00:26:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-20 00:26:37,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-20 00:26:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-20 00:26:37,858 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-20 00:26:37,858 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-20 00:26:37,858 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-20 00:26:38,916 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 00:26:38,918 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 00:26:45,306 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 00:28:49,468 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 00:28:49,492 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 00:28:49,492 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2022-07-20 00:28:49,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:28:49 BoogieIcfgContainer [2022-07-20 00:28:49,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 00:28:49,500 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 00:28:49,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 00:28:49,503 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 00:28:49,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 12:26:32" (1/3) ... [2022-07-20 00:28:49,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7429eda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:28:49, skipping insertion in model container [2022-07-20 00:28:49,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:26:36" (2/3) ... [2022-07-20 00:28:49,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7429eda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:28:49, skipping insertion in model container [2022-07-20 00:28:49,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:28:49" (3/3) ... [2022-07-20 00:28:49,509 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-20 00:28:49,520 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 00:28:49,520 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 00:28:49,627 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 00:28:49,634 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@6ca2196f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@15424c0f [2022-07-20 00:28:49,635 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 00:28:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand has 4906 states, 3378 states have (on average 1.4313203078744818) internal successors, (4835), 3489 states have internal predecessors, (4835), 1412 states have call successors, (1412), 127 states have call predecessors, (1412), 126 states have return successors, (1407), 1355 states have call predecessors, (1407), 1407 states have call successors, (1407) [2022-07-20 00:28:49,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2022-07-20 00:28:49,689 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:28:49,690 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:28:49,691 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:28:49,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:28:49,696 INFO L85 PathProgramCache]: Analyzing trace with hash -496746951, now seen corresponding path program 1 times [2022-07-20 00:28:49,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:28:49,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532211861] [2022-07-20 00:28:49,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:28:49,721 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:28:49,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:28:49,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:28:49,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 00:29:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:29:06,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 10138 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-20 00:29:06,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:29:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 9063 backedges. 602 proven. 0 refuted. 0 times theorem prover too weak. 8461 trivial. 0 not checked. [2022-07-20 00:29:06,576 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:29:06,577 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:29:06,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532211861] [2022-07-20 00:29:06,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [532211861] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:29:06,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:29:06,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 00:29:06,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309389026] [2022-07-20 00:29:06,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:29:06,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-20 00:29:06,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:29:06,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-20 00:29:06,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:29:06,633 INFO L87 Difference]: Start difference. First operand has 4906 states, 3378 states have (on average 1.4313203078744818) internal successors, (4835), 3489 states have internal predecessors, (4835), 1412 states have call successors, (1412), 127 states have call predecessors, (1412), 126 states have return successors, (1407), 1355 states have call predecessors, (1407), 1407 states have call successors, (1407) Second operand has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-07-20 00:29:06,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:29:06,972 INFO L93 Difference]: Finished difference Result 7308 states and 11328 transitions. [2022-07-20 00:29:06,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-20 00:29:06,974 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 749 [2022-07-20 00:29:06,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:29:07,015 INFO L225 Difference]: With dead ends: 7308 [2022-07-20 00:29:07,015 INFO L226 Difference]: Without dead ends: 3150 [2022-07-20 00:29:07,041 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 748 GetRequests, 748 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:29:07,046 INFO L413 NwaCegarLoop]: 5610 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5610 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 00:29:07,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5610 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 00:29:07,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3150 states. [2022-07-20 00:29:07,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3150 to 3150. [2022-07-20 00:29:07,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3150 states, 2251 states have (on average 1.4215904042647711) internal successors, (3200), 2298 states have internal predecessors, (3200), 798 states have call successors, (798), 101 states have call predecessors, (798), 100 states have return successors, (797), 772 states have call predecessors, (797), 797 states have call successors, (797) [2022-07-20 00:29:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 3150 states and 4795 transitions. [2022-07-20 00:29:07,287 INFO L78 Accepts]: Start accepts. Automaton has 3150 states and 4795 transitions. Word has length 749 [2022-07-20 00:29:07,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:29:07,289 INFO L495 AbstractCegarLoop]: Abstraction has 3150 states and 4795 transitions. [2022-07-20 00:29:07,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 49.0) internal successors, (98), 2 states have internal predecessors, (98), 2 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2022-07-20 00:29:07,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3150 states and 4795 transitions. [2022-07-20 00:29:07,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 750 [2022-07-20 00:29:07,303 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:29:07,305 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:29:07,519 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-20 00:29:07,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 137 [2022-07-20 00:29:07,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:29:07,653 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:29:07,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:29:07,654 INFO L85 PathProgramCache]: Analyzing trace with hash 2135129811, now seen corresponding path program 1 times [2022-07-20 00:29:07,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:29:07,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [42949261] [2022-07-20 00:29:07,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:29:07,665 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:29:07,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:29:07,666 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:29:07,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 00:29:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:29:23,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 10138 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-20 00:29:23,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:29:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 9063 backedges. 342 proven. 0 refuted. 0 times theorem prover too weak. 8721 trivial. 0 not checked. [2022-07-20 00:29:24,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:29:24,646 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:29:24,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [42949261] [2022-07-20 00:29:24,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [42949261] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:29:24,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:29:24,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 00:29:24,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365582125] [2022-07-20 00:29:24,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:29:24,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 00:29:24,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:29:24,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 00:29:24,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 00:29:24,650 INFO L87 Difference]: Start difference. First operand 3150 states and 4795 transitions. Second operand has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2022-07-20 00:29:32,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:29:32,298 INFO L93 Difference]: Finished difference Result 6264 states and 9578 transitions. [2022-07-20 00:29:32,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 00:29:32,300 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 749 [2022-07-20 00:29:32,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:29:32,325 INFO L225 Difference]: With dead ends: 6264 [2022-07-20 00:29:32,325 INFO L226 Difference]: Without dead ends: 3153 [2022-07-20 00:29:32,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 750 GetRequests, 744 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-20 00:29:32,341 INFO L413 NwaCegarLoop]: 4751 mSDtfsCounter, 6 mSDsluCounter, 18914 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 23665 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-07-20 00:29:32,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 23665 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2022-07-20 00:29:32,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2022-07-20 00:29:32,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 3153. [2022-07-20 00:29:32,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3153 states, 2253 states have (on average 1.4216600088770528) internal successors, (3203), 2301 states have internal predecessors, (3203), 798 states have call successors, (798), 101 states have call predecessors, (798), 101 states have return successors, (799), 772 states have call predecessors, (799), 797 states have call successors, (799) [2022-07-20 00:29:32,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 3153 states and 4800 transitions. [2022-07-20 00:29:32,471 INFO L78 Accepts]: Start accepts. Automaton has 3153 states and 4800 transitions. Word has length 749 [2022-07-20 00:29:32,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:29:32,473 INFO L495 AbstractCegarLoop]: Abstraction has 3153 states and 4800 transitions. [2022-07-20 00:29:32,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (63), 2 states have call predecessors, (63), 4 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2022-07-20 00:29:32,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 4800 transitions. [2022-07-20 00:29:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 789 [2022-07-20 00:29:32,481 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:29:32,481 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:29:32,691 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-20 00:29:32,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 137 [2022-07-20 00:29:32,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:29:32,804 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:29:32,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:29:32,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1828222290, now seen corresponding path program 1 times [2022-07-20 00:29:32,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:29:32,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [188044775] [2022-07-20 00:29:32,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:29:32,818 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:29:32,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:29:32,819 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:29:32,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 00:29:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:29:52,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 10567 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-20 00:29:52,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:29:53,660 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 898 proven. 1 refuted. 0 times theorem prover too weak. 10426 trivial. 0 not checked. [2022-07-20 00:29:53,660 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 00:29:58,091 INFO L134 CoverageAnalysis]: Checked inductivity of 11325 backedges. 10 proven. 371 refuted. 0 times theorem prover too weak. 10944 trivial. 0 not checked. [2022-07-20 00:29:58,091 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:29:58,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [188044775] [2022-07-20 00:29:58,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [188044775] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 00:29:58,092 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 00:29:58,092 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-20 00:29:58,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336515427] [2022-07-20 00:29:58,092 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 00:29:58,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-20 00:29:58,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:29:58,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-20 00:29:58,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-20 00:29:58,095 INFO L87 Difference]: Start difference. First operand 3153 states and 4800 transitions. Second operand has 11 states, 9 states have (on average 12.11111111111111) internal successors, (109), 11 states have internal predecessors, (109), 4 states have call successors, (102), 2 states have call predecessors, (102), 5 states have return successors, (102), 4 states have call predecessors, (102), 4 states have call successors, (102) [2022-07-20 00:30:08,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:30:08,370 INFO L93 Difference]: Finished difference Result 6280 states and 9603 transitions. [2022-07-20 00:30:08,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-20 00:30:08,372 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 12.11111111111111) internal successors, (109), 11 states have internal predecessors, (109), 4 states have call successors, (102), 2 states have call predecessors, (102), 5 states have return successors, (102), 4 states have call predecessors, (102), 4 states have call successors, (102) Word has length 788 [2022-07-20 00:30:08,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:30:08,395 INFO L225 Difference]: With dead ends: 6280 [2022-07-20 00:30:08,395 INFO L226 Difference]: Without dead ends: 3169 [2022-07-20 00:30:08,413 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1578 GetRequests, 1565 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-20 00:30:08,414 INFO L413 NwaCegarLoop]: 4752 mSDtfsCounter, 25 mSDsluCounter, 23704 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 28456 SdHoareTripleChecker+Invalid, 435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-07-20 00:30:08,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 28456 Invalid, 435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2022-07-20 00:30:08,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3169 states. [2022-07-20 00:30:08,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3169 to 3169. [2022-07-20 00:30:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3169 states, 2264 states have (on average 1.4204946996466432) internal successors, (3216), 2312 states have internal predecessors, (3216), 800 states have call successors, (800), 104 states have call predecessors, (800), 104 states have return successors, (803), 774 states have call predecessors, (803), 799 states have call successors, (803) [2022-07-20 00:30:08,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 3169 states and 4819 transitions. [2022-07-20 00:30:08,528 INFO L78 Accepts]: Start accepts. Automaton has 3169 states and 4819 transitions. Word has length 788 [2022-07-20 00:30:08,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:30:08,530 INFO L495 AbstractCegarLoop]: Abstraction has 3169 states and 4819 transitions. [2022-07-20 00:30:08,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 12.11111111111111) internal successors, (109), 11 states have internal predecessors, (109), 4 states have call successors, (102), 2 states have call predecessors, (102), 5 states have return successors, (102), 4 states have call predecessors, (102), 4 states have call successors, (102) [2022-07-20 00:30:08,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3169 states and 4819 transitions. [2022-07-20 00:30:08,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 810 [2022-07-20 00:30:08,536 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:30:08,537 INFO L195 NwaCegarLoop]: trace histogram [60, 39, 39, 39, 39, 39, 39, 39, 39, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:30:08,751 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-20 00:30:08,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 137 [2022-07-20 00:30:08,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:30:08,856 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:30:08,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:30:08,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1160861199, now seen corresponding path program 2 times [2022-07-20 00:30:08,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:30:08,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987636946] [2022-07-20 00:30:08,867 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-20 00:30:08,867 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:30:08,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:30:08,868 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:30:08,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 00:30:23,001 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-20 00:30:23,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-20 00:30:23,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 7848 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 00:30:23,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:30:24,371 INFO L134 CoverageAnalysis]: Checked inductivity of 13173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13173 trivial. 0 not checked. [2022-07-20 00:30:24,372 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:30:24,372 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:30:24,372 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987636946] [2022-07-20 00:30:24,372 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987636946] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:30:24,372 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:30:24,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 00:30:24,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38420241] [2022-07-20 00:30:24,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:30:24,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 00:30:24,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:30:24,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 00:30:24,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 00:30:24,374 INFO L87 Difference]: Start difference. First operand 3169 states and 4819 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2022-07-20 00:30:25,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:30:25,499 INFO L93 Difference]: Finished difference Result 9208 states and 14035 transitions. [2022-07-20 00:30:25,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 00:30:25,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) Word has length 809 [2022-07-20 00:30:25,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:30:25,550 INFO L225 Difference]: With dead ends: 9208 [2022-07-20 00:30:25,551 INFO L226 Difference]: Without dead ends: 6176 [2022-07-20 00:30:25,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 808 GetRequests, 807 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 00:30:25,572 INFO L413 NwaCegarLoop]: 5540 mSDtfsCounter, 4582 mSDsluCounter, 4776 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4582 SdHoareTripleChecker+Valid, 10316 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-20 00:30:25,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4582 Valid, 10316 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-20 00:30:25,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6176 states. [2022-07-20 00:30:25,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6176 to 6174. [2022-07-20 00:30:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6174 states, 4436 states have (on average 1.4280883678990082) internal successors, (6335), 4532 states have internal predecessors, (6335), 1533 states have call successors, (1533), 203 states have call predecessors, (1533), 204 states have return successors, (1538), 1482 states have call predecessors, (1538), 1532 states have call successors, (1538) [2022-07-20 00:30:25,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6174 states to 6174 states and 9406 transitions. [2022-07-20 00:30:25,850 INFO L78 Accepts]: Start accepts. Automaton has 6174 states and 9406 transitions. Word has length 809 [2022-07-20 00:30:25,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:30:25,853 INFO L495 AbstractCegarLoop]: Abstraction has 6174 states and 9406 transitions. [2022-07-20 00:30:25,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 1 states have call predecessors, (61), 1 states have call successors, (61) [2022-07-20 00:30:25,853 INFO L276 IsEmpty]: Start isEmpty. Operand 6174 states and 9406 transitions. [2022-07-20 00:30:25,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 830 [2022-07-20 00:30:25,861 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:30:25,861 INFO L195 NwaCegarLoop]: trace histogram [60, 39, 39, 39, 39, 39, 39, 39, 39, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:30:26,083 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-20 00:30:26,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 00:30:26,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:30:26,095 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:30:26,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:30:26,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1528459713, now seen corresponding path program 1 times [2022-07-20 00:30:26,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:30:26,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1070589164] [2022-07-20 00:30:26,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:30:26,104 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:30:26,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:30:26,106 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:30:26,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process