./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 15:35:03,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:35:03,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:35:03,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:35:03,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:35:03,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:35:03,730 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:35:03,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:35:03,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:35:03,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:35:03,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:35:03,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:35:03,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:35:03,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:35:03,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:35:03,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:35:03,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:35:03,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:35:03,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:35:03,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:35:03,755 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:35:03,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:35:03,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:35:03,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:35:03,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:35:03,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:35:03,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:35:03,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:35:03,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:35:03,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:35:03,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:35:03,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:35:03,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:35:03,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:35:03,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:35:03,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:35:03,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:35:03,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:35:03,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:35:03,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:35:03,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:35:03,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:35:03,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 15:35:03,799 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:35:03,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:35:03,800 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:35:03,800 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:35:03,801 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:35:03,801 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:35:03,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:35:03,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:35:03,802 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:35:03,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:35:03,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 15:35:03,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:35:03,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:35:03,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:35:03,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:35:03,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:35:03,804 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:35:03,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:35:03,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:35:03,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:35:03,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:35:03,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:35:03,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:35:03,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:35:03,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:35:03,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 15:35:03,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 15:35:03,806 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:35:03,806 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:35:03,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:35:03,806 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-12 15:35:04,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:35:04,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:35:04,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:35:04,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:35:04,059 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:35:04,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-12 15:35:04,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6c657f4/29ed82fb96584b8ab02679ce4f146cf9/FLAGc256d5eca [2022-07-12 15:35:04,918 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:35:04,918 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-12 15:35:04,980 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6c657f4/29ed82fb96584b8ab02679ce4f146cf9/FLAGc256d5eca [2022-07-12 15:35:05,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6c657f4/29ed82fb96584b8ab02679ce4f146cf9 [2022-07-12 15:35:05,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:35:05,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:35:05,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:35:05,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:35:05,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:35:05,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:35:05" (1/1) ... [2022-07-12 15:35:05,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa5f99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:05, skipping insertion in model container [2022-07-12 15:35:05,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:35:05" (1/1) ... [2022-07-12 15:35:05,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:35:05,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:35:10,169 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-12 15:35:10,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-12 15:35:10,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-12 15:35:10,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-12 15:35:10,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:35:10,287 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:35:10,572 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-12 15:35:10,581 INFO L158 Benchmark]: Toolchain (without parser) took 5152.81ms. Allocated memory was 136.3MB in the beginning and 285.2MB in the end (delta: 148.9MB). Free memory was 95.1MB in the beginning and 123.0MB in the end (delta: -27.9MB). Peak memory consumption was 119.7MB. Max. memory is 16.1GB. [2022-07-12 15:35:10,582 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 56.6MB in the beginning and 56.5MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 15:35:10,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5151.20ms. Allocated memory was 136.3MB in the beginning and 285.2MB in the end (delta: 148.9MB). Free memory was 95.1MB in the beginning and 123.0MB in the end (delta: -27.9MB). Peak memory consumption was 119.7MB. Max. memory is 16.1GB. [2022-07-12 15:35:10,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 56.6MB in the beginning and 56.5MB in the end (delta: 44.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5151.20ms. Allocated memory was 136.3MB in the beginning and 285.2MB in the end (delta: 148.9MB). Free memory was 95.1MB in the beginning and 123.0MB in the end (delta: -27.9MB). Peak memory consumption was 119.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 15:35:12,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:35:12,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:35:12,277 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:35:12,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:35:12,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:35:12,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:35:12,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:35:12,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:35:12,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:35:12,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:35:12,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:35:12,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:35:12,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:35:12,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:35:12,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:35:12,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:35:12,289 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:35:12,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:35:12,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:35:12,292 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:35:12,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:35:12,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:35:12,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:35:12,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:35:12,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:35:12,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:35:12,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:35:12,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:35:12,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:35:12,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:35:12,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:35:12,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:35:12,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:35:12,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:35:12,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:35:12,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:35:12,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:35:12,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:35:12,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:35:12,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:35:12,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:35:12,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 15:35:12,337 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:35:12,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:35:12,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:35:12,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:35:12,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:35:12,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:35:12,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:35:12,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:35:12,340 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:35:12,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:35:12,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:35:12,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:35:12,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:35:12,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:35:12,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 15:35:12,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 15:35:12,349 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 15:35:12,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:35:12,350 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:35:12,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:35:12,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:35:12,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:35:12,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:35:12,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:35:12,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:35:12,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:35:12,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:35:12,351 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 15:35:12,351 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 15:35:12,351 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:35:12,352 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:35:12,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:35:12,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 15:35:12,352 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-12 15:35:12,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:35:12,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:35:12,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:35:12,596 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:35:12,596 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:35:12,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-12 15:35:12,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd559bcc/43257a678d754414bc611e29497f7d56/FLAGd4a8744c0 [2022-07-12 15:35:13,495 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:35:13,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-12 15:35:13,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd559bcc/43257a678d754414bc611e29497f7d56/FLAGd4a8744c0 [2022-07-12 15:35:13,631 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd559bcc/43257a678d754414bc611e29497f7d56 [2022-07-12 15:35:13,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:35:13,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:35:13,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:35:13,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:35:13,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:35:13,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:35:13" (1/1) ... [2022-07-12 15:35:13,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e6b38e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:13, skipping insertion in model container [2022-07-12 15:35:13,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:35:13" (1/1) ... [2022-07-12 15:35:13,690 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:35:13,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:35:18,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-12 15:35:18,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-12 15:35:18,969 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-12 15:35:18,970 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-12 15:35:19,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:35:19,108 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 15:35:19,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:35:19,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-12 15:35:19,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-12 15:35:19,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-12 15:35:19,660 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-12 15:35:19,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:35:19,690 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:35:20,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722335,722348] [2022-07-12 15:35:20,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722482,722495] [2022-07-12 15:35:20,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722621,722634] [2022-07-12 15:35:20,167 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i[722779,722792] [2022-07-12 15:35:20,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:35:20,322 INFO L208 MainTranslator]: Completed translation [2022-07-12 15:35:20,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20 WrapperNode [2022-07-12 15:35:20,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 15:35:20,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 15:35:20,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 15:35:20,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 15:35:20,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:20,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:20,801 INFO L137 Inliner]: procedures = 486, calls = 6567, calls flagged for inlining = 277, calls inlined = 258, statements flattened = 15624 [2022-07-12 15:35:20,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 15:35:20,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 15:35:20,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 15:35:20,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 15:35:20,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:20,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:20,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:20,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:21,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:21,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:21,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:21,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 15:35:21,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 15:35:21,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 15:35:21,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 15:35:21,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (1/1) ... [2022-07-12 15:35:21,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:35:21,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 15:35:21,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 15:35:21,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 15:35:21,421 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-12 15:35:21,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-12 15:35:21,421 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-12 15:35:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-12 15:35:21,422 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 15:35:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 15:35:21,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 15:35:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 15:35:21,422 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-12 15:35:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-12 15:35:21,422 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-12 15:35:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-12 15:35:21,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-12 15:35:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-12 15:35:21,423 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-12 15:35:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-12 15:35:21,423 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 15:35:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 15:35:21,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 15:35:21,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 15:35:21,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-12 15:35:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-12 15:35:21,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-12 15:35:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-12 15:35:21,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 15:35:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 15:35:21,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 15:35:21,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 15:35:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 15:35:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 15:35:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-12 15:35:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-12 15:35:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-12 15:35:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-12 15:35:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 15:35:21,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 15:35:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 15:35:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 15:35:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-12 15:35:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-12 15:35:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-12 15:35:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-12 15:35:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-12 15:35:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-12 15:35:21,426 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-12 15:35:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-12 15:35:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 15:35:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 15:35:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-12 15:35:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-12 15:35:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-12 15:35:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-12 15:35:21,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 15:35:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 15:35:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-12 15:35:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-12 15:35:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 15:35:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 15:35:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-12 15:35:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-12 15:35:21,428 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 15:35:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 15:35:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-12 15:35:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-12 15:35:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 15:35:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 15:35:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 15:35:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 15:35:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-12 15:35:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-12 15:35:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-12 15:35:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-12 15:35:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-12 15:35:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-12 15:35:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-12 15:35:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-12 15:35:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-12 15:35:21,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-12 15:35:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-12 15:35:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-12 15:35:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 15:35:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 15:35:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 15:35:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-12 15:35:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-12 15:35:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-12 15:35:21,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-12 15:35:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 15:35:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 15:35:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-12 15:35:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-12 15:35:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 15:35:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-12 15:35:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-12 15:35:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 15:35:21,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 15:35:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 15:35:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 15:35:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 15:35:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 15:35:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 15:35:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 15:35:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 15:35:21,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 15:35:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 15:35:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-12 15:35:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-12 15:35:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-12 15:35:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-12 15:35:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-12 15:35:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-12 15:35:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 15:35:21,434 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 15:35:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-12 15:35:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-12 15:35:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-12 15:35:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-12 15:35:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-12 15:35:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-12 15:35:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-12 15:35:21,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-12 15:35:21,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 15:35:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 15:35:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 15:35:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-12 15:35:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-12 15:35:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-12 15:35:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-12 15:35:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-12 15:35:21,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-12 15:35:21,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 15:35:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-12 15:35:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-12 15:35:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 15:35:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 15:35:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 15:35:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 15:35:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 15:35:21,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 15:35:21,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 15:35:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-12 15:35:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-12 15:35:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-12 15:35:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-12 15:35:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-12 15:35:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-12 15:35:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-12 15:35:21,438 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-12 15:35:21,438 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-12 15:35:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-12 15:35:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-12 15:35:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-12 15:35:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-12 15:35:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-12 15:35:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-12 15:35:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-12 15:35:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-12 15:35:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-12 15:35:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-12 15:35:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-12 15:35:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-12 15:35:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-12 15:35:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 15:35:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 15:35:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 15:35:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 15:35:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-12 15:35:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-12 15:35:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-12 15:35:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-12 15:35:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-12 15:35:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-12 15:35:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-12 15:35:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-12 15:35:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-12 15:35:21,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-12 15:35:21,441 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-12 15:35:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-12 15:35:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 15:35:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-12 15:35:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-12 15:35:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-07-12 15:35:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-07-12 15:35:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 15:35:21,442 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-12 15:35:21,442 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-12 15:35:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-12 15:35:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-12 15:35:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-12 15:35:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-12 15:35:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-12 15:35:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-12 15:35:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-12 15:35:21,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-12 15:35:21,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-12 15:35:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-12 15:35:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 15:35:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 15:35:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 15:35:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 15:35:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-12 15:35:21,444 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-12 15:35:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 15:35:21,444 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-12 15:35:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-12 15:35:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-12 15:35:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-12 15:35:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-12 15:35:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-12 15:35:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-12 15:35:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-12 15:35:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 15:35:21,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 15:35:21,445 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___5 [2022-07-12 15:35:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___5 [2022-07-12 15:35:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-12 15:35:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-12 15:35:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-12 15:35:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-12 15:35:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-12 15:35:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-12 15:35:21,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-12 15:35:21,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-12 15:35:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 15:35:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 15:35:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:35:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:35:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-12 15:35:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-12 15:35:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-12 15:35:21,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-12 15:35:21,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 15:35:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 15:35:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 15:35:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 15:35:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-12 15:35:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-12 15:35:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 15:35:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 15:35:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-12 15:35:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-12 15:35:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-12 15:35:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-12 15:35:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-12 15:35:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-12 15:35:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-12 15:35:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-12 15:35:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-12 15:35:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-12 15:35:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 15:35:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 15:35:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-12 15:35:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-12 15:35:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-12 15:35:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-12 15:35:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-12 15:35:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-12 15:35:21,450 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-12 15:35:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-12 15:35:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-12 15:35:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-12 15:35:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-12 15:35:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-12 15:35:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 15:35:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 15:35:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-12 15:35:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-12 15:35:21,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-12 15:35:21,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-12 15:35:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-12 15:35:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-12 15:35:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 15:35:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 15:35:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-12 15:35:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-12 15:35:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-12 15:35:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-12 15:35:21,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 15:35:21,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 15:35:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-12 15:35:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-12 15:35:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-12 15:35:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-12 15:35:21,453 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-12 15:35:21,453 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-12 15:35:22,558 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 15:35:22,561 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 15:35:23,191 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 15:37:32,672 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 15:37:52,762 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 15:37:52,832 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 15:37:52,832 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2022-07-12 15:37:52,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:37:52 BoogieIcfgContainer [2022-07-12 15:37:52,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 15:37:52,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 15:37:52,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 15:37:52,841 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 15:37:52,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:35:13" (1/3) ... [2022-07-12 15:37:52,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad45bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:37:52, skipping insertion in model container [2022-07-12 15:37:52,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:35:20" (2/3) ... [2022-07-12 15:37:52,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ad45bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:37:52, skipping insertion in model container [2022-07-12 15:37:52,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:37:52" (3/3) ... [2022-07-12 15:37:52,843 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-12 15:37:52,852 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 15:37:52,853 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-12 15:37:52,983 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 15:37:52,990 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@726db97b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@442f0244 [2022-07-12 15:37:52,990 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-12 15:37:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand has 5672 states, 3905 states have (on average 1.3743918053777209) internal successors, (5367), 4040 states have internal predecessors, (5367), 1661 states have call successors, (1661), 127 states have call predecessors, (1661), 126 states have return successors, (1651), 1579 states have call predecessors, (1651), 1651 states have call successors, (1651) [2022-07-12 15:37:53,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-07-12 15:37:53,037 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:37:53,038 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:37:53,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 15:37:53,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:37:53,043 INFO L85 PathProgramCache]: Analyzing trace with hash 812296159, now seen corresponding path program 1 times [2022-07-12 15:37:53,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:37:53,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2003098768] [2022-07-12 15:37:53,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:37:53,065 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:37:53,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:37:53,081 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:37:53,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 15:38:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:38:09,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 7437 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:38:09,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:38:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-12 15:38:10,430 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:38:10,430 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:38:10,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2003098768] [2022-07-12 15:38:10,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2003098768] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:38:10,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:38:10,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:38:10,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168039785] [2022-07-12 15:38:10,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:38:10,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:38:10,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:38:10,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:38:10,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:38:10,467 INFO L87 Difference]: Start difference. First operand has 5672 states, 3905 states have (on average 1.3743918053777209) internal successors, (5367), 4040 states have internal predecessors, (5367), 1661 states have call successors, (1661), 127 states have call predecessors, (1661), 126 states have return successors, (1651), 1579 states have call predecessors, (1651), 1651 states have call successors, (1651) Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-12 15:38:12,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:38:12,162 INFO L93 Difference]: Finished difference Result 12464 states and 19334 transitions. [2022-07-12 15:38:12,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:38:12,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 314 [2022-07-12 15:38:12,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:38:12,232 INFO L225 Difference]: With dead ends: 12464 [2022-07-12 15:38:12,232 INFO L226 Difference]: Without dead ends: 7155 [2022-07-12 15:38:12,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:38:12,284 INFO L413 NwaCegarLoop]: 7300 mSDtfsCounter, 6097 mSDsluCounter, 6206 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6097 SdHoareTripleChecker+Valid, 13506 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-07-12 15:38:12,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6097 Valid, 13506 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-12 15:38:12,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-07-12 15:38:12,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 7153. [2022-07-12 15:38:12,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 5123 states have (on average 1.3495998438414991) internal successors, (6914), 5218 states have internal predecessors, (6914), 1823 states have call successors, (1823), 206 states have call predecessors, (1823), 205 states have return successors, (1820), 1770 states have call predecessors, (1820), 1820 states have call successors, (1820) [2022-07-12 15:38:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 10557 transitions. [2022-07-12 15:38:12,948 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 10557 transitions. Word has length 314 [2022-07-12 15:38:12,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:38:12,952 INFO L495 AbstractCegarLoop]: Abstraction has 7153 states and 10557 transitions. [2022-07-12 15:38:12,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-12 15:38:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 10557 transitions. [2022-07-12 15:38:12,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-07-12 15:38:12,960 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:38:12,960 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:38:13,188 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-12 15:38:13,190 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 15:38:13,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:38:13,191 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 15:38:13,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:38:13,191 INFO L85 PathProgramCache]: Analyzing trace with hash 302809928, now seen corresponding path program 1 times [2022-07-12 15:38:13,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:38:13,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1515342749] [2022-07-12 15:38:13,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:38:13,208 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:38:13,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:38:13,224 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:38:13,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 15:38:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:38:29,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 7473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:38:29,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:38:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-12 15:38:30,331 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:38:30,331 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:38:30,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1515342749] [2022-07-12 15:38:30,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1515342749] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:38:30,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:38:30,331 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:38:30,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039061922] [2022-07-12 15:38:30,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:38:30,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:38:30,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:38:30,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:38:30,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:38:30,337 INFO L87 Difference]: Start difference. First operand 7153 states and 10557 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-12 15:38:32,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:38:32,997 INFO L93 Difference]: Finished difference Result 17663 states and 26078 transitions. [2022-07-12 15:38:32,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:38:32,998 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 325 [2022-07-12 15:38:32,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:38:33,089 INFO L225 Difference]: With dead ends: 17663 [2022-07-12 15:38:33,090 INFO L226 Difference]: Without dead ends: 10567 [2022-07-12 15:38:33,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:38:33,138 INFO L413 NwaCegarLoop]: 6289 mSDtfsCounter, 5125 mSDsluCounter, 5301 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5125 SdHoareTripleChecker+Valid, 11590 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-07-12 15:38:33,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5125 Valid, 11590 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-07-12 15:38:33,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10567 states. [2022-07-12 15:38:33,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10567 to 10558. [2022-07-12 15:38:33,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10558 states, 7570 states have (on average 1.3484808454425363) internal successors, (10208), 7715 states have internal predecessors, (10208), 2680 states have call successors, (2680), 308 states have call predecessors, (2680), 306 states have return successors, (2677), 2597 states have call predecessors, (2677), 2677 states have call successors, (2677) [2022-07-12 15:38:33,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10558 states to 10558 states and 15565 transitions. [2022-07-12 15:38:33,809 INFO L78 Accepts]: Start accepts. Automaton has 10558 states and 15565 transitions. Word has length 325 [2022-07-12 15:38:33,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:38:33,811 INFO L495 AbstractCegarLoop]: Abstraction has 10558 states and 15565 transitions. [2022-07-12 15:38:33,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-12 15:38:33,812 INFO L276 IsEmpty]: Start isEmpty. Operand 10558 states and 15565 transitions. [2022-07-12 15:38:33,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-07-12 15:38:33,821 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:38:33,823 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 26, 26, 26, 26, 26, 26, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:38:34,043 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-12 15:38:34,085 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 15:38:34,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:38:34,085 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 15:38:34,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:38:34,086 INFO L85 PathProgramCache]: Analyzing trace with hash -601308340, now seen corresponding path program 1 times [2022-07-12 15:38:34,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:38:34,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [394083619] [2022-07-12 15:38:34,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:38:34,096 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:38:34,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:38:34,113 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:38:34,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 15:38:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:38:49,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 7500 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:38:49,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:38:50,884 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2929 trivial. 0 not checked. [2022-07-12 15:38:50,884 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:38:50,884 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:38:50,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [394083619] [2022-07-12 15:38:50,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [394083619] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:38:50,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:38:50,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:38:50,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678974244] [2022-07-12 15:38:50,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:38:50,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:38:50,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:38:50,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:38:50,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:38:50,886 INFO L87 Difference]: Start difference. First operand 10558 states and 15565 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-12 15:38:53,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:38:53,499 INFO L93 Difference]: Finished difference Result 27918 states and 41172 transitions. [2022-07-12 15:38:53,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:38:53,500 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 346 [2022-07-12 15:38:53,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:38:53,610 INFO L225 Difference]: With dead ends: 27918 [2022-07-12 15:38:53,611 INFO L226 Difference]: Without dead ends: 17417 [2022-07-12 15:38:53,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:38:53,655 INFO L413 NwaCegarLoop]: 6260 mSDtfsCounter, 5157 mSDsluCounter, 5321 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5157 SdHoareTripleChecker+Valid, 11581 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-12 15:38:53,656 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5157 Valid, 11581 Invalid, 62 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-12 15:38:53,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17417 states. [2022-07-12 15:38:54,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17417 to 17404. [2022-07-12 15:38:54,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17404 states, 12489 states have (on average 1.3482264392665546) internal successors, (16838), 12737 states have internal predecessors, (16838), 4407 states have call successors, (4407), 509 states have call predecessors, (4407), 506 states have return successors, (4404), 4262 states have call predecessors, (4404), 4404 states have call successors, (4404) [2022-07-12 15:38:54,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17404 states to 17404 states and 25649 transitions. [2022-07-12 15:38:54,300 INFO L78 Accepts]: Start accepts. Automaton has 17404 states and 25649 transitions. Word has length 346 [2022-07-12 15:38:54,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:38:54,303 INFO L495 AbstractCegarLoop]: Abstraction has 17404 states and 25649 transitions. [2022-07-12 15:38:54,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-12 15:38:54,304 INFO L276 IsEmpty]: Start isEmpty. Operand 17404 states and 25649 transitions. [2022-07-12 15:38:54,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-12 15:38:54,316 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:38:54,317 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:38:54,535 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-12 15:38:54,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 15:38:54,552 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:38:54,552 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 15:38:54,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:38:54,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1022627721, now seen corresponding path program 1 times [2022-07-12 15:38:54,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:38:54,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940832126] [2022-07-12 15:38:54,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:38:54,564 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:38:54,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:38:54,581 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 15:38:54,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 15:39:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:39:09,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 7563 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 15:39:09,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:39:09,897 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-12 15:39:09,897 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:39:09,897 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:39:09,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940832126] [2022-07-12 15:39:09,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [940832126] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:39:09,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:39:09,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 15:39:09,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856278964] [2022-07-12 15:39:09,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:39:09,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 15:39:09,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:39:09,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 15:39:09,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:39:09,899 INFO L87 Difference]: Start difference. First operand 17404 states and 25649 transitions. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-12 15:39:11,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:39:11,686 INFO L93 Difference]: Finished difference Result 45159 states and 66583 transitions. [2022-07-12 15:39:11,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 15:39:11,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 371 [2022-07-12 15:39:11,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:39:11,806 INFO L225 Difference]: With dead ends: 45159 [2022-07-12 15:39:11,806 INFO L226 Difference]: Without dead ends: 31155 [2022-07-12 15:39:11,840 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 15:39:11,842 INFO L413 NwaCegarLoop]: 10444 mSDtfsCounter, 5183 mSDsluCounter, 5336 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5183 SdHoareTripleChecker+Valid, 15780 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 15:39:11,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5183 Valid, 15780 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 15:39:11,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31155 states. [2022-07-12 15:39:12,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31155 to 31153. [2022-07-12 15:39:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31153 states, 22378 states have (on average 1.3491375458039145) internal successors, (30191), 22810 states have internal predecessors, (30191), 7868 states have call successors, (7868), 908 states have call predecessors, (7868), 905 states have return successors, (7865), 7623 states have call predecessors, (7865), 7865 states have call successors, (7865) [2022-07-12 15:39:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31153 states to 31153 states and 45924 transitions. [2022-07-12 15:39:13,011 INFO L78 Accepts]: Start accepts. Automaton has 31153 states and 45924 transitions. Word has length 371 [2022-07-12 15:39:13,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:39:13,012 INFO L495 AbstractCegarLoop]: Abstraction has 31153 states and 45924 transitions. [2022-07-12 15:39:13,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2022-07-12 15:39:13,012 INFO L276 IsEmpty]: Start isEmpty. Operand 31153 states and 45924 transitions. [2022-07-12 15:39:13,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-12 15:39:13,024 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:39:13,025 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 26, 26, 26, 26, 26, 26, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:39:13,243 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-12 15:39:13,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 15:39:13,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:39:13,269 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 15:39:13,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:39:13,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1163176331, now seen corresponding path program 1 times [2022-07-12 15:39:13,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:39:13,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1022317041] [2022-07-12 15:39:13,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:39:13,278 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:39:13,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:39:13,279 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) [2022-07-12 15:39:13,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process