./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-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 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 23:29:17,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:29:17,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:29:17,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:29:17,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:29:17,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:29:17,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:29:17,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:29:17,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:29:17,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:29:17,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:29:17,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:29:17,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:29:17,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:29:17,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:29:17,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:29:17,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:29:17,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:29:17,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:29:17,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:29:17,668 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:29:17,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:29:17,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:29:17,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:29:17,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:29:17,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:29:17,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:29:17,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:29:17,674 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:29:17,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:29:17,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:29:17,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:29:17,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:29:17,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:29:17,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:29:17,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:29:17,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:29:17,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:29:17,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:29:17,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:29:17,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:29:17,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:29:17,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:29:17,715 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:29:17,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:29:17,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:29:17,715 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:29:17,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:29:17,716 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:29:17,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:29:17,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:29:17,717 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:29:17,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:29:17,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:29:17,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:29:17,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:29:17,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:29:17,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:29:17,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:29:17,718 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:29:17,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:29:17,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:29:17,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:29:17,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:29:17,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:29:17,719 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:29:17,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:29:17,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:29:17,720 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:29:17,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:29:17,720 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:29:17,720 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:29:17,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:29:17,721 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-19 23:29:17,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:29:17,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:29:17,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:29:17,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:29:17,921 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:29:17,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-19 23:29:17,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3843669a7/46b724794bf64a6ab56d4fc6ed1fb5ef/FLAGed6026b0f [2022-07-19 23:29:18,683 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:29:18,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-19 23:29:18,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3843669a7/46b724794bf64a6ab56d4fc6ed1fb5ef/FLAGed6026b0f [2022-07-19 23:29:18,950 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3843669a7/46b724794bf64a6ab56d4fc6ed1fb5ef [2022-07-19 23:29:18,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:29:18,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:29:18,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:29:18,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:29:18,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:29:18,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:29:18" (1/1) ... [2022-07-19 23:29:18,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14be9860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:18, skipping insertion in model container [2022-07-19 23:29:18,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:29:18" (1/1) ... [2022-07-19 23:29:18,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:29:19,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:29:19,788 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-19 23:29:21,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:29:21,949 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:29:22,071 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-19 23:29:22,205 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) [2022-07-19 23:29:22,211 INFO L158 Benchmark]: Toolchain (without parser) took 3256.17ms. Allocated memory was 109.1MB in the beginning and 216.0MB in the end (delta: 107.0MB). Free memory was 68.4MB in the beginning and 104.4MB in the end (delta: -35.9MB). Peak memory consumption was 111.4MB. Max. memory is 16.1GB. [2022-07-19 23:29:22,211 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 23:29:22,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3254.56ms. Allocated memory was 109.1MB in the beginning and 216.0MB in the end (delta: 107.0MB). Free memory was 68.4MB in the beginning and 104.4MB in the end (delta: -35.9MB). Peak memory consumption was 111.4MB. Max. memory is 16.1GB. [2022-07-19 23:29:22,214 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3254.56ms. Allocated memory was 109.1MB in the beginning and 216.0MB in the end (delta: 107.0MB). Free memory was 68.4MB in the beginning and 104.4MB in the end (delta: -35.9MB). Peak memory consumption was 111.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-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 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 23:29:23,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:29:23,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:29:23,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:29:23,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:29:23,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:29:23,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:29:23,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:29:23,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:29:23,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:29:23,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:29:23,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:29:23,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:29:23,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:29:23,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:29:23,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:29:23,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:29:23,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:29:23,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:29:23,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:29:23,749 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:29:23,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:29:23,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:29:23,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:29:23,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:29:23,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:29:23,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:29:23,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:29:23,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:29:23,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:29:23,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:29:23,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:29:23,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:29:23,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:29:23,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:29:23,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:29:23,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:29:23,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:29:23,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:29:23,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:29:23,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:29:23,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:29:23,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-19 23:29:23,794 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:29:23,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:29:23,795 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:29:23,795 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:29:23,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:29:23,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:29:23,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:29:23,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:29:23,797 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:29:23,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:29:23,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:29:23,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:29:23,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:29:23,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:29:23,798 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 23:29:23,798 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 23:29:23,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 23:29:23,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:29:23,799 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:29:23,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:29:23,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:29:23,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:29:23,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:29:23,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:29:23,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:29:23,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:29:23,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:29:23,800 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 23:29:23,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 23:29:23,801 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:29:23,801 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:29:23,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:29:23,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 23:29:23,801 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-19 23:29:24,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:29:24,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:29:24,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:29:24,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:29:24,059 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:29:24,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-19 23:29:24,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/048edafcd/be29e74738b64680b251026996d08454/FLAG9ffea697c [2022-07-19 23:29:24,899 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:29:24,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-19 23:29:24,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/048edafcd/be29e74738b64680b251026996d08454/FLAG9ffea697c [2022-07-19 23:29:25,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/048edafcd/be29e74738b64680b251026996d08454 [2022-07-19 23:29:25,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:29:25,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:29:25,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:29:25,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:29:25,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:29:25,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:29:25" (1/1) ... [2022-07-19 23:29:25,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42db131c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:25, skipping insertion in model container [2022-07-19 23:29:25,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:29:25" (1/1) ... [2022-07-19 23:29:25,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:29:25,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:29:26,230 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-19 23:29:28,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:29:28,488 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-19 23:29:28,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:29:28,711 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-19 23:29:29,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:29:29,044 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:29:29,123 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-19 23:29:29,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:29:29,571 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:29:29,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29 WrapperNode [2022-07-19 23:29:29,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:29:29,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:29:29,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:29:29,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:29:29,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:29,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:29,996 INFO L137 Inliner]: procedures = 360, calls = 6656, calls flagged for inlining = 165, calls inlined = 158, statements flattened = 14845 [2022-07-19 23:29:29,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:29:29,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:29:29,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:29:29,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:29:30,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:29:30,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:29:30,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:29:30,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:29:30,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (1/1) ... [2022-07-19 23:29:30,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:29:30,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:29:30,420 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) [2022-07-19 23:29:30,436 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 [2022-07-19 23:29:30,446 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-19 23:29:30,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-19 23:29:30,447 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-19 23:29:30,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-19 23:29:30,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-19 23:29:30,447 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-19 23:29:30,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-19 23:29:30,448 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_sw_chnl [2022-07-19 23:29:30,448 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_sw_chnl [2022-07-19 23:29:30,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-19 23:29:30,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-19 23:29:30,448 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-19 23:29:30,448 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-19 23:29:30,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-19 23:29:30,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-19 23:29:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-19 23:29:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-19 23:29:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-19 23:29:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-19 23:29:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-19 23:29:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-19 23:29:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-19 23:29:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-19 23:29:30,449 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-19 23:29:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:29:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:29:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-19 23:29:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-19 23:29:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-19 23:29:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-19 23:29:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-19 23:29:30,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-19 23:29:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-19 23:29:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-19 23:29:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-19 23:29:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-19 23:29:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-19 23:29:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-19 23:29:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-19 23:29:30,451 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-19 23:29:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-19 23:29:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-19 23:29:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:29:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:29:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-19 23:29:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-19 23:29:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-19 23:29:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-19 23:29:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-19 23:29:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-19 23:29:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-19 23:29:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-19 23:29:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-19 23:29:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-19 23:29:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-19 23:29:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-19 23:29:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-19 23:29:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-19 23:29:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-19 23:29:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-19 23:29:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 23:29:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 23:29:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-19 23:29:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-19 23:29:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-19 23:29:30,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-19 23:29:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-19 23:29:30,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-19 23:29:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-19 23:29:30,455 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-19 23:29:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 23:29:30,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-19 23:29:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-19 23:29:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-19 23:29:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-19 23:29:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-19 23:29:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-19 23:29:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:29:30,456 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-19 23:29:30,456 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-19 23:29:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-19 23:29:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-19 23:29:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-19 23:29:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-19 23:29:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-19 23:29:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-19 23:29:30,457 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-19 23:29:30,457 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-19 23:29:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-19 23:29:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-19 23:29:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-19 23:29:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-19 23:29:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-19 23:29:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-19 23:29:30,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-19 23:29:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-19 23:29:30,458 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-19 23:29:30,459 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-19 23:29:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-19 23:29:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_network_type [2022-07-19 23:29:30,459 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_network_type [2022-07-19 23:29:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-19 23:29:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:29:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-19 23:29:30,459 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-19 23:29:30,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-19 23:29:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:29:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-19 23:29:30,460 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-19 23:29:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-19 23:29:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-19 23:29:30,460 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_key [2022-07-19 23:29:30,460 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_key [2022-07-19 23:29:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-19 23:29:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-19 23:29:30,461 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-19 23:29:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-19 23:29:30,461 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-19 23:29:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-19 23:29:30,461 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-19 23:29:30,461 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-19 23:29:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-19 23:29:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-19 23:29:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-19 23:29:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-19 23:29:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-19 23:29:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-19 23:29:30,462 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-19 23:29:30,462 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-19 23:29:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-19 23:29:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_gpio_radio_on_off_checking [2022-07-19 23:29:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_gpio_radio_on_off_checking [2022-07-19 23:29:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_desc [2022-07-19 23:29:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_desc [2022-07-19 23:29:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-19 23:29:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-19 23:29:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-19 23:29:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-19 23:29:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-19 23:29:30,464 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-19 23:29:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-19 23:29:30,464 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-19 23:29:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_desc [2022-07-19 23:29:30,464 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_desc [2022-07-19 23:29:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-19 23:29:30,464 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-19 23:29:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-19 23:29:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-19 23:29:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-19 23:29:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-19 23:29:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-19 23:29:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-19 23:29:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-19 23:29:30,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-19 23:29:30,465 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-19 23:29:30,466 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-19 23:29:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-19 23:29:30,466 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-19 23:29:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-19 23:29:30,466 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-19 23:29:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_interrupt_recognized [2022-07-19 23:29:30,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_interrupt_recognized [2022-07-19 23:29:30,466 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-19 23:29:30,466 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-19 23:29:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-19 23:29:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-19 23:29:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-19 23:29:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-19 23:29:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-19 23:29:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-19 23:29:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-19 23:29:30,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-19 23:29:30,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-19 23:29:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-19 23:29:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-19 23:29:30,468 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-19 23:29:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-19 23:29:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-19 23:29:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-19 23:29:30,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-19 23:29:30,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-19 23:29:30,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-19 23:29:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-19 23:29:30,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-19 23:29:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-19 23:29:30,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-19 23:29:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:29:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-19 23:29:30,469 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-19 23:29:30,469 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-19 23:29:30,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-19 23:29:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-07-19 23:29:30,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-07-19 23:29:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:29:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-19 23:29:30,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-19 23:29:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-19 23:29:30,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-19 23:29:30,470 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-19 23:29:30,471 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-19 23:29:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-19 23:29:30,471 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-19 23:29:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-19 23:29:30,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-19 23:29:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:29:30,471 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-19 23:29:30,471 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-19 23:29:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-19 23:29:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-19 23:29:30,472 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-19 23:29:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-19 23:29:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-19 23:29:30,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-19 23:29:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-19 23:29:30,472 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-19 23:29:30,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-19 23:29:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-19 23:29:30,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-19 23:29:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-19 23:29:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-19 23:29:30,473 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-19 23:29:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-19 23:29:30,473 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-19 23:29:30,473 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-19 23:29:30,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-19 23:29:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-19 23:29:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-19 23:29:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-19 23:29:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-19 23:29:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-19 23:29:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-19 23:29:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-19 23:29:30,474 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-19 23:29:30,474 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_rx_query_desc [2022-07-19 23:29:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_rx_query_desc [2022-07-19 23:29:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-19 23:29:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-19 23:29:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_allow_all_destaddr [2022-07-19 23:29:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_allow_all_destaddr [2022-07-19 23:29:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-19 23:29:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-19 23:29:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-19 23:29:30,475 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-19 23:29:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-19 23:29:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-19 23:29:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-19 23:29:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-19 23:29:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-19 23:29:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-19 23:29:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-19 23:29:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-19 23:29:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-19 23:29:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-19 23:29:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-19 23:29:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-19 23:29:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-19 23:29:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-19 23:29:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-19 23:29:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_power_state [2022-07-19 23:29:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_power_state [2022-07-19 23:29:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-07-19 23:29:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:29:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:29:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_desc [2022-07-19 23:29:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_desc [2022-07-19 23:29:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-19 23:29:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-19 23:29:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-19 23:29:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-19 23:29:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-19 23:29:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-19 23:29:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-19 23:29:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-19 23:29:31,719 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:29:31,724 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:29:37,478 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-19 23:31:30,459 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:31:30,486 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:31:30,487 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2022-07-19 23:31:30,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:31:30 BoogieIcfgContainer [2022-07-19 23:31:30,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:31:30,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:31:30,496 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:31:30,498 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:31:30,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:29:25" (1/3) ... [2022-07-19 23:31:30,502 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@590caa21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:31:30, skipping insertion in model container [2022-07-19 23:31:30,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:29:29" (2/3) ... [2022-07-19 23:31:30,503 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@590caa21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:31:30, skipping insertion in model container [2022-07-19 23:31:30,503 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:31:30" (3/3) ... [2022-07-19 23:31:30,505 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-19 23:31:30,517 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:31:30,517 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:31:30,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:31:30,627 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@5d18acb2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3712f780 [2022-07-19 23:31:30,627 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:31:30,641 INFO L276 IsEmpty]: Start isEmpty. Operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) [2022-07-19 23:31:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-07-19 23:31:30,662 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:31:30,663 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:31:30,664 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:31:30,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:31:30,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1651324075, now seen corresponding path program 1 times [2022-07-19 23:31:30,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:31:30,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [86334441] [2022-07-19 23:31:30,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:31:30,688 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:31:30,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:31:30,690 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) [2022-07-19 23:31:30,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-19 23:31:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:31:43,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 7552 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:31:43,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:31:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2022-07-19 23:31:44,281 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:31:44,282 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:31:44,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [86334441] [2022-07-19 23:31:44,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [86334441] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:31:44,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:31:44,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:31:44,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698300111] [2022-07-19 23:31:44,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:31:44,289 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:31:44,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:31:44,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:31:44,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:31:44,326 INFO L87 Difference]: Start difference. First operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-19 23:31:45,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:31:45,460 INFO L93 Difference]: Finished difference Result 7513 states and 11661 transitions. [2022-07-19 23:31:45,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 23:31:45,463 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 219 [2022-07-19 23:31:45,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:31:45,501 INFO L225 Difference]: With dead ends: 7513 [2022-07-19 23:31:45,501 INFO L226 Difference]: Without dead ends: 3213 [2022-07-19 23:31:45,530 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:31:45,533 INFO L413 NwaCegarLoop]: 5757 mSDtfsCounter, 2 mSDsluCounter, 11494 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 17251 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-19 23:31:45,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 17251 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-19 23:31:45,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3213 states. [2022-07-19 23:31:45,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3213 to 3213. [2022-07-19 23:31:45,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3213 states, 2261 states have (on average 1.4082264484741265) internal successors, (3184), 2312 states have internal predecessors, (3184), 855 states have call successors, (855), 96 states have call predecessors, (855), 96 states have return successors, (852), 825 states have call predecessors, (852), 850 states have call successors, (852) [2022-07-19 23:31:45,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 4891 transitions. [2022-07-19 23:31:45,768 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 4891 transitions. Word has length 219 [2022-07-19 23:31:45,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:31:45,769 INFO L495 AbstractCegarLoop]: Abstraction has 3213 states and 4891 transitions. [2022-07-19 23:31:45,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-19 23:31:45,770 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 4891 transitions. [2022-07-19 23:31:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-07-19 23:31:45,775 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:31:45,775 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:31:45,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-19 23:31:45,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:31:45,999 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:31:46,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:31:46,000 INFO L85 PathProgramCache]: Analyzing trace with hash -995720619, now seen corresponding path program 1 times [2022-07-19 23:31:46,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:31:46,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320947095] [2022-07-19 23:31:46,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:31:46,007 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:31:46,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:31:46,009 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) [2022-07-19 23:31:46,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-19 23:32:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:32:01,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 7728 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-19 23:32:01,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:32:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 202 proven. 1 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2022-07-19 23:32:01,933 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 23:32:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-19 23:32:03,305 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:32:03,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320947095] [2022-07-19 23:32:03,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1320947095] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 23:32:03,305 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 23:32:03,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-19 23:32:03,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684783291] [2022-07-19 23:32:03,306 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 23:32:03,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 23:32:03,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:32:03,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 23:32:03,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:32:03,308 INFO L87 Difference]: Start difference. First operand 3213 states and 4891 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-19 23:32:06,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:32:06,856 INFO L93 Difference]: Finished difference Result 6400 states and 9772 transitions. [2022-07-19 23:32:06,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-19 23:32:06,857 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 235 [2022-07-19 23:32:06,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:32:06,880 INFO L225 Difference]: With dead ends: 6400 [2022-07-19 23:32:06,881 INFO L226 Difference]: Without dead ends: 3227 [2022-07-19 23:32:06,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-19 23:32:06,896 INFO L413 NwaCegarLoop]: 4872 mSDtfsCounter, 23 mSDsluCounter, 14588 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 19460 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-19 23:32:06,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 19460 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-19 23:32:06,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2022-07-19 23:32:06,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 3227. [2022-07-19 23:32:07,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3227 states, 2273 states have (on average 1.409150901891773) internal successors, (3203), 2324 states have internal predecessors, (3203), 855 states have call successors, (855), 98 states have call predecessors, (855), 98 states have return successors, (856), 825 states have call predecessors, (856), 850 states have call successors, (856) [2022-07-19 23:32:07,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 3227 states and 4914 transitions. [2022-07-19 23:32:07,021 INFO L78 Accepts]: Start accepts. Automaton has 3227 states and 4914 transitions. Word has length 235 [2022-07-19 23:32:07,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:32:07,023 INFO L495 AbstractCegarLoop]: Abstraction has 3227 states and 4914 transitions. [2022-07-19 23:32:07,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-19 23:32:07,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 4914 transitions. [2022-07-19 23:32:07,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-19 23:32:07,026 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:32:07,027 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:32:07,243 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-19 23:32:07,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-19 23:32:07,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:32:07,267 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:32:07,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:32:07,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1192904513, now seen corresponding path program 2 times [2022-07-19 23:32:07,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:32:07,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [557454173] [2022-07-19 23:32:07,274 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-19 23:32:07,274 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:32:07,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:32:07,279 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) [2022-07-19 23:32:07,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-19 23:32:19,186 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-19 23:32:19,187 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-19 23:32:19,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 6957 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:32:19,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:32:20,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-19 23:32:20,306 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:32:20,307 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:32:20,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [557454173] [2022-07-19 23:32:20,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [557454173] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:32:20,307 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:32:20,307 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:32:20,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537549444] [2022-07-19 23:32:20,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:32:20,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:32:20,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:32:20,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:32:20,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:32:20,308 INFO L87 Difference]: Start difference. First operand 3227 states and 4914 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-19 23:32:21,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:32:21,329 INFO L93 Difference]: Finished difference Result 9495 states and 14476 transitions. [2022-07-19 23:32:21,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:32:21,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 253 [2022-07-19 23:32:21,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:32:21,374 INFO L225 Difference]: With dead ends: 9495 [2022-07-19 23:32:21,374 INFO L226 Difference]: Without dead ends: 6342 [2022-07-19 23:32:21,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:32:21,394 INFO L413 NwaCegarLoop]: 5700 mSDtfsCounter, 4727 mSDsluCounter, 4872 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4727 SdHoareTripleChecker+Valid, 10572 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-19 23:32:21,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4727 Valid, 10572 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-19 23:32:21,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6342 states. [2022-07-19 23:32:21,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6342 to 6338. [2022-07-19 23:32:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6338 states, 4479 states have (on average 1.4130386246930118) internal successors, (6329), 4576 states have internal predecessors, (6329), 1665 states have call successors, (1665), 193 states have call predecessors, (1665), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-19 23:32:21,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6338 states to 6338 states and 9662 transitions. [2022-07-19 23:32:21,647 INFO L78 Accepts]: Start accepts. Automaton has 6338 states and 9662 transitions. Word has length 253 [2022-07-19 23:32:21,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:32:21,648 INFO L495 AbstractCegarLoop]: Abstraction has 6338 states and 9662 transitions. [2022-07-19 23:32:21,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-19 23:32:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 6338 states and 9662 transitions. [2022-07-19 23:32:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-07-19 23:32:21,651 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:32:21,652 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:32:21,872 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-19 23:32:21,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-19 23:32:21,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:32:21,876 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:32:21,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:32:21,877 INFO L85 PathProgramCache]: Analyzing trace with hash 272883744, now seen corresponding path program 1 times [2022-07-19 23:32:21,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:32:21,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1909963899] [2022-07-19 23:32:21,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:32:21,883 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:32:21,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:32:21,885 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) [2022-07-19 23:32:21,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-19 23:33:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:33:07,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 7939 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:33:07,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:33:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-19 23:33:26,043 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:33:26,043 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:33:26,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1909963899] [2022-07-19 23:33:26,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1909963899] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:33:26,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:33:26,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 23:33:26,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174519000] [2022-07-19 23:33:26,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:33:26,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:33:26,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:33:26,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:33:26,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:33:26,048 INFO L87 Difference]: Start difference. First operand 6338 states and 9662 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-19 23:33:26,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:33:26,170 INFO L93 Difference]: Finished difference Result 6340 states and 9663 transitions. [2022-07-19 23:33:26,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:33:26,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 256 [2022-07-19 23:33:26,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:33:26,204 INFO L225 Difference]: With dead ends: 6340 [2022-07-19 23:33:26,204 INFO L226 Difference]: Without dead ends: 6337 [2022-07-19 23:33:26,209 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:33:26,211 INFO L413 NwaCegarLoop]: 4883 mSDtfsCounter, 4760 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4760 SdHoareTripleChecker+Valid, 4883 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:33:26,212 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4760 Valid, 4883 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 23:33:26,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6337 states. [2022-07-19 23:33:26,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6337 to 6337. [2022-07-19 23:33:26,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6337 states, 4479 states have (on average 1.412815360571556) internal successors, (6328), 4575 states have internal predecessors, (6328), 1664 states have call successors, (1664), 193 states have call predecessors, (1664), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-19 23:33:26,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6337 states to 6337 states and 9660 transitions. [2022-07-19 23:33:26,489 INFO L78 Accepts]: Start accepts. Automaton has 6337 states and 9660 transitions. Word has length 256 [2022-07-19 23:33:26,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:33:26,489 INFO L495 AbstractCegarLoop]: Abstraction has 6337 states and 9660 transitions. [2022-07-19 23:33:26,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-19 23:33:26,490 INFO L276 IsEmpty]: Start isEmpty. Operand 6337 states and 9660 transitions. [2022-07-19 23:33:26,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-07-19 23:33:26,493 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:33:26,493 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:33:26,715 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-19 23:33:26,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-19 23:33:26,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:33:26,729 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:33:26,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:33:26,729 INFO L85 PathProgramCache]: Analyzing trace with hash -134068571, now seen corresponding path program 1 times [2022-07-19 23:33:26,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:33:26,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [831449869] [2022-07-19 23:33:26,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:33:26,736 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:33:26,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:33:26,737 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) [2022-07-19 23:33:26,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process