./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 f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-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-?-f4b24e3 [2022-07-14 03:16:32,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:16:32,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:16:32,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:16:32,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:16:32,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:16:32,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:16:32,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:16:32,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:16:32,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:16:32,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:16:32,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:16:32,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:16:32,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:16:32,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:16:32,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:16:32,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:16:32,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:16:32,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:16:32,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:16:32,822 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:16:32,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:16:32,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:16:32,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:16:32,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:16:32,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:16:32,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:16:32,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:16:32,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:16:32,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:16:32,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:16:32,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:16:32,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:16:32,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:16:32,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:16:32,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:16:32,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:16:32,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:16:32,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:16:32,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:16:32,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:16:32,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:16:32,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 03:16:32,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:16:32,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:16:32,869 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:16:32,869 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:16:32,869 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:16:32,870 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:16:32,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:16:32,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:16:32,870 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:16:32,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:16:32,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 03:16:32,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:16:32,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:16:32,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:16:32,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:16:32,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:16:32,872 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:16:32,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:16:32,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:16:32,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:16:32,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:16:32,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:16:32,873 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:16:32,873 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:16:32,873 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:16:32,874 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 03:16:32,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 03:16:32,874 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:16:32,874 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:16:32,874 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:16:32,874 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-14 03:16:33,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:16:33,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:16:33,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:16:33,112 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:16:33,112 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:16:33,113 INFO L432 ainManager$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 [2022-07-14 03:16:33,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c00d6c6d/b51dd0dc806b400bb3e258450ca24b99/FLAG197ef5c12 [2022-07-14 03:16:34,017 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:16:34,017 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 [2022-07-14 03:16:34,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c00d6c6d/b51dd0dc806b400bb3e258450ca24b99/FLAG197ef5c12 [2022-07-14 03:16:34,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c00d6c6d/b51dd0dc806b400bb3e258450ca24b99 [2022-07-14 03:16:34,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:16:34,153 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:16:34,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:16:34,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:16:34,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:16:34,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:16:34" (1/1) ... [2022-07-14 03:16:34,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2c1e89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:34, skipping insertion in model container [2022-07-14 03:16:34,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:16:34" (1/1) ... [2022-07-14 03:16:34,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:16:34,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:16:39,303 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] [2022-07-14 03:16:39,305 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] [2022-07-14 03:16:39,310 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] [2022-07-14 03:16:39,310 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] [2022-07-14 03:16:39,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:16:39,431 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:16:39,680 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-14 03:16:39,687 INFO L158 Benchmark]: Toolchain (without parser) took 5532.24ms. Allocated memory was 130.0MB in the beginning and 323.0MB in the end (delta: 192.9MB). Free memory was 90.0MB in the beginning and 174.4MB in the end (delta: -84.4MB). Peak memory consumption was 123.5MB. Max. memory is 16.1GB. [2022-07-14 03:16:39,688 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 03:16:39,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5520.94ms. Allocated memory was 130.0MB in the beginning and 323.0MB in the end (delta: 192.9MB). Free memory was 90.0MB in the beginning and 174.4MB in the end (delta: -84.4MB). Peak memory consumption was 123.5MB. Max. memory is 16.1GB. [2022-07-14 03:16:39,690 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5520.94ms. Allocated memory was 130.0MB in the beginning and 323.0MB in the end (delta: 192.9MB). Free memory was 90.0MB in the beginning and 174.4MB in the end (delta: -84.4MB). Peak memory consumption was 123.5MB. 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-?-f4b24e3 [2022-07-14 03:16:41,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 03:16:41,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 03:16:41,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 03:16:41,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 03:16:41,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 03:16:41,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 03:16:41,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 03:16:41,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 03:16:41,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 03:16:41,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 03:16:41,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 03:16:41,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 03:16:41,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 03:16:41,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 03:16:41,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 03:16:41,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 03:16:41,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 03:16:41,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 03:16:41,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 03:16:41,306 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 03:16:41,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 03:16:41,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 03:16:41,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 03:16:41,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 03:16:41,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 03:16:41,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 03:16:41,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 03:16:41,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 03:16:41,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 03:16:41,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 03:16:41,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 03:16:41,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 03:16:41,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 03:16:41,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 03:16:41,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 03:16:41,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 03:16:41,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 03:16:41,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 03:16:41,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 03:16:41,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 03:16:41,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 03:16:41,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 03:16:41,347 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 03:16:41,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 03:16:41,348 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 03:16:41,348 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 03:16:41,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 03:16:41,349 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 03:16:41,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 03:16:41,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 03:16:41,350 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 03:16:41,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 03:16:41,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 03:16:41,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 03:16:41,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 03:16:41,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 03:16:41,359 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 03:16:41,359 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 03:16:41,359 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 03:16:41,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 03:16:41,359 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 03:16:41,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 03:16:41,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 03:16:41,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 03:16:41,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 03:16:41,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:16:41,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 03:16:41,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 03:16:41,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 03:16:41,361 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 03:16:41,361 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 03:16:41,361 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 03:16:41,362 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 03:16:41,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 03:16:41,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 03:16:41,362 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84726630c8e25b12cc9a1c42ffbcb43731f626f816099a2994c8fef707cb96cf [2022-07-14 03:16:41,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 03:16:41,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 03:16:41,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 03:16:41,702 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 03:16:41,702 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 03:16:41,704 INFO L432 ainManager$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 [2022-07-14 03:16:41,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f43278ae/9b9bedfe6ddf4397b9f4c27cdffac9f3/FLAGf786a616b [2022-07-14 03:16:42,707 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 03:16:42,708 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 [2022-07-14 03:16:42,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f43278ae/9b9bedfe6ddf4397b9f4c27cdffac9f3/FLAGf786a616b [2022-07-14 03:16:43,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f43278ae/9b9bedfe6ddf4397b9f4c27cdffac9f3 [2022-07-14 03:16:43,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 03:16:43,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 03:16:43,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 03:16:43,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 03:16:43,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 03:16:43,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:16:43" (1/1) ... [2022-07-14 03:16:43,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4600d973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:43, skipping insertion in model container [2022-07-14 03:16:43,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:16:43" (1/1) ... [2022-07-14 03:16:43,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 03:16:43,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:16:48,243 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] [2022-07-14 03:16:48,245 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] [2022-07-14 03:16:48,246 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] [2022-07-14 03:16:48,246 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] [2022-07-14 03:16:48,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:16:48,387 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 03:16:48,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 03:16:48,937 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] [2022-07-14 03:16:48,938 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] [2022-07-14 03:16:48,938 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] [2022-07-14 03:16:48,938 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] [2022-07-14 03:16:48,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:16:48,972 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 03:16:49,431 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] [2022-07-14 03:16:49,433 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] [2022-07-14 03:16:49,434 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] [2022-07-14 03:16:49,434 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] [2022-07-14 03:16:49,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 03:16:49,641 INFO L208 MainTranslator]: Completed translation [2022-07-14 03:16:49,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49 WrapperNode [2022-07-14 03:16:49,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 03:16:49,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 03:16:49,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 03:16:49,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 03:16:49,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:49,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,029 INFO L137 Inliner]: procedures = 486, calls = 6567, calls flagged for inlining = 277, calls inlined = 258, statements flattened = 15624 [2022-07-14 03:16:50,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 03:16:50,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 03:16:50,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 03:16:50,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 03:16:50,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 03:16:50,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 03:16:50,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 03:16:50,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 03:16:50,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (1/1) ... [2022-07-14 03:16:50,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 03:16:50,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 03:16:50,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 03:16:50,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 03:16:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-14 03:16:50,665 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-14 03:16:50,665 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-14 03:16:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-14 03:16:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 03:16:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 03:16:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 03:16:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 03:16:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-14 03:16:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-14 03:16:50,666 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-14 03:16:50,666 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-14 03:16:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-14 03:16:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-14 03:16:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-14 03:16:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-14 03:16:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 03:16:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 03:16:50,667 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-14 03:16:50,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-14 03:16:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-14 03:16:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-14 03:16:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-14 03:16:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-14 03:16:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 03:16:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 03:16:50,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 03:16:50,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 03:16:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 03:16:50,669 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 03:16:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-14 03:16:50,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-14 03:16:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-14 03:16:50,669 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-14 03:16:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 03:16:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 03:16:50,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 03:16:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 03:16:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-14 03:16:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-14 03:16:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-14 03:16:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-14 03:16:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-14 03:16:50,670 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-14 03:16:50,670 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-14 03:16:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-14 03:16:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 03:16:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 03:16:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-14 03:16:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-14 03:16:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-14 03:16:50,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-14 03:16:50,671 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 03:16:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 03:16:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-14 03:16:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-14 03:16:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 03:16:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 03:16:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-14 03:16:50,672 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-14 03:16:50,672 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 03:16:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 03:16:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-14 03:16:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-14 03:16:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 03:16:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 03:16:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 03:16:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 03:16:50,673 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-14 03:16:50,673 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-14 03:16:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-14 03:16:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-14 03:16:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-14 03:16:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-14 03:16:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-14 03:16:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-14 03:16:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-14 03:16:50,674 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-14 03:16:50,674 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-14 03:16:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-14 03:16:50,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 03:16:50,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 03:16:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 03:16:50,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-07-14 03:16:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-07-14 03:16:50,675 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-14 03:16:50,675 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-14 03:16:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-14 03:16:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-14 03:16:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-14 03:16:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-14 03:16:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 03:16:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-14 03:16:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-14 03:16:50,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 03:16:50,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 03:16:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 03:16:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 03:16:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 03:16:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 03:16:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 03:16:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 03:16:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:16:50,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 03:16:50,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 03:16:50,678 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-14 03:16:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-14 03:16:50,678 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-14 03:16:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-14 03:16:50,678 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-14 03:16:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-14 03:16:50,678 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 03:16:50,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 03:16:50,679 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-14 03:16:50,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-14 03:16:50,679 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-14 03:16:50,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-14 03:16:50,679 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-14 03:16:50,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-14 03:16:50,679 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-14 03:16:50,679 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-14 03:16:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 03:16:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 03:16:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 03:16:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-14 03:16:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-14 03:16:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-14 03:16:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-14 03:16:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-14 03:16:50,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-14 03:16:50,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 03:16:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-14 03:16:50,681 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-14 03:16:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 03:16:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 03:16:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 03:16:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 03:16:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 03:16:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 03:16:50,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 03:16:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-14 03:16:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-14 03:16:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 03:16:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 03:16:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-14 03:16:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-14 03:16:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-14 03:16:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-14 03:16:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-14 03:16:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-14 03:16:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-14 03:16:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-14 03:16:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-14 03:16:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-14 03:16:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-14 03:16:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-14 03:16:50,683 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-14 03:16:50,683 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-14 03:16:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-14 03:16:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-14 03:16:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-14 03:16:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-14 03:16:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 03:16:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 03:16:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 03:16:50,684 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 03:16:50,684 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-14 03:16:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-14 03:16:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-14 03:16:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-14 03:16:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-14 03:16:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-14 03:16:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-14 03:16:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-14 03:16:50,685 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-14 03:16:50,685 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-14 03:16:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-14 03:16:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-14 03:16:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 03:16:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-14 03:16:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-14 03:16:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2022-07-14 03:16:50,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2022-07-14 03:16:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 03:16:50,686 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-14 03:16:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-14 03:16:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-14 03:16:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-14 03:16:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-14 03:16:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-14 03:16:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-14 03:16:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-14 03:16:50,687 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-14 03:16:50,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-14 03:16:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-14 03:16:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-14 03:16:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 03:16:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 03:16:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 03:16:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 03:16:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-14 03:16:50,688 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-14 03:16:50,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 03:16:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-14 03:16:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-14 03:16:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-14 03:16:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-14 03:16:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 03:16:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 03:16:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-14 03:16:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-14 03:16:50,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 03:16:50,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 03:16:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count___5 [2022-07-14 03:16:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count___5 [2022-07-14 03:16:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-14 03:16:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl92se_driver_exit_7_2 [2022-07-14 03:16:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-14 03:16:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-14 03:16:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-14 03:16:50,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-14 03:16:50,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-14 03:16:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-14 03:16:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-14 03:16:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-14 03:16:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 03:16:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 03:16:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-14 03:16:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-14 03:16:50,691 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-14 03:16:50,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-14 03:16:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 03:16:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 03:16:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 03:16:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 03:16:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-14 03:16:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-14 03:16:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 03:16:50,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 03:16:50,692 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-14 03:16:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-14 03:16:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-14 03:16:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-14 03:16:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-14 03:16:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-14 03:16:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-14 03:16:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-14 03:16:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-14 03:16:50,693 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-14 03:16:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 03:16:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 03:16:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-14 03:16:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-14 03:16:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-14 03:16:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-14 03:16:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-14 03:16:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-14 03:16:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-14 03:16:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-14 03:16:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-14 03:16:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-14 03:16:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-14 03:16:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-14 03:16:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 03:16:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 03:16:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-14 03:16:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-14 03:16:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-14 03:16:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-14 03:16:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-14 03:16:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-14 03:16:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 03:16:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 03:16:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-14 03:16:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-14 03:16:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-14 03:16:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-14 03:16:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 03:16:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 03:16:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-14 03:16:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-14 03:16:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-14 03:16:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-14 03:16:50,697 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-07-14 03:16:50,697 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-07-14 03:16:52,012 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 03:16:52,014 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 03:16:52,556 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 03:18:55,593 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 03:19:18,002 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 03:19:18,039 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 03:19:18,040 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2022-07-14 03:19:18,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:19:18 BoogieIcfgContainer [2022-07-14 03:19:18,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 03:19:18,051 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 03:19:18,051 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 03:19:18,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 03:19:18,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:16:43" (1/3) ... [2022-07-14 03:19:18,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f3a5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:19:18, skipping insertion in model container [2022-07-14 03:19:18,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:16:49" (2/3) ... [2022-07-14 03:19:18,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f3a5db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:19:18, skipping insertion in model container [2022-07-14 03:19:18,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:19:18" (3/3) ... [2022-07-14 03:19:18,056 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-rtlwifi-rtl8192se-rtl8192se.cil.i [2022-07-14 03:19:18,067 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 03:19:18,067 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-14 03:19:18,213 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 03:19:18,218 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@16060fb2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6f08d549 [2022-07-14 03:19:18,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-14 03:19:18,238 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) [2022-07-14 03:19:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2022-07-14 03:19:18,267 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:19:18,268 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] [2022-07-14 03:19:18,268 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] === [2022-07-14 03:19:18,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:19:18,273 INFO L85 PathProgramCache]: Analyzing trace with hash 812296159, now seen corresponding path program 1 times [2022-07-14 03:19:18,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:19:18,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1345282837] [2022-07-14 03:19:18,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:19:18,295 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:19:18,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:19:18,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 03:19:18,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 03:19:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:19:36,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 7437 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:19:36,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:19:37,203 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-14 03:19:37,206 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:19:37,208 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:19:37,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1345282837] [2022-07-14 03:19:37,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1345282837] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:19:37,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:19:37,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:19:37,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301821117] [2022-07-14 03:19:37,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:19:37,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:19:37,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:19:37,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:19:37,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:19:37,265 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) [2022-07-14 03:19:39,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:19:39,193 INFO L93 Difference]: Finished difference Result 12464 states and 19334 transitions. [2022-07-14 03:19:39,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:19:39,196 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 [2022-07-14 03:19:39,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:19:39,264 INFO L225 Difference]: With dead ends: 12464 [2022-07-14 03:19:39,264 INFO L226 Difference]: Without dead ends: 7155 [2022-07-14 03:19:39,325 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 [2022-07-14 03:19:39,329 INFO L413 NwaCegarLoop]: 7300 mSDtfsCounter, 6097 mSDsluCounter, 6206 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6097 SdHoareTripleChecker+Valid, 13506 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-14 03:19:39,330 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6097 Valid, 13506 Invalid, 39 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-14 03:19:39,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-07-14 03:19:39,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 7153. [2022-07-14 03:19:39,903 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) [2022-07-14 03:19:39,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 10557 transitions. [2022-07-14 03:19:39,971 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 10557 transitions. Word has length 314 [2022-07-14 03:19:39,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:19:39,976 INFO L495 AbstractCegarLoop]: Abstraction has 7153 states and 10557 transitions. [2022-07-14 03:19:39,977 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) [2022-07-14 03:19:39,977 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 10557 transitions. [2022-07-14 03:19:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2022-07-14 03:19:39,985 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:19:39,986 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] [2022-07-14 03:19:40,199 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-14 03:19:40,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-14 03:19:40,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:19:40,252 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] === [2022-07-14 03:19:40,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:19:40,252 INFO L85 PathProgramCache]: Analyzing trace with hash 302809928, now seen corresponding path program 1 times [2022-07-14 03:19:40,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:19:40,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1240271346] [2022-07-14 03:19:40,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:19:40,263 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:19:40,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:19:40,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 03:19:40,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 03:19:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:19:56,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 7473 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:19:56,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:19:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2925 trivial. 0 not checked. [2022-07-14 03:19:57,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:19:57,965 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:19:57,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1240271346] [2022-07-14 03:19:57,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1240271346] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:19:57,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:19:57,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:19:57,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300272836] [2022-07-14 03:19:57,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:19:57,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:19:57,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:19:57,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:19:57,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:19:57,968 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) [2022-07-14 03:20:00,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:20:00,288 INFO L93 Difference]: Finished difference Result 17663 states and 26078 transitions. [2022-07-14 03:20:00,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:20:00,289 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 [2022-07-14 03:20:00,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:20:00,477 INFO L225 Difference]: With dead ends: 17663 [2022-07-14 03:20:00,477 INFO L226 Difference]: Without dead ends: 10567 [2022-07-14 03:20:00,499 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 [2022-07-14 03:20:00,502 INFO L413 NwaCegarLoop]: 6289 mSDtfsCounter, 5125 mSDsluCounter, 5301 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s 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, 2.1s IncrementalHoareTripleChecker+Time [2022-07-14 03:20:00,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5125 Valid, 11590 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-07-14 03:20:00,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10567 states. [2022-07-14 03:20:00,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10567 to 10558. [2022-07-14 03:20:00,860 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) [2022-07-14 03:20:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10558 states to 10558 states and 15565 transitions. [2022-07-14 03:20:00,905 INFO L78 Accepts]: Start accepts. Automaton has 10558 states and 15565 transitions. Word has length 325 [2022-07-14 03:20:00,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:20:00,907 INFO L495 AbstractCegarLoop]: Abstraction has 10558 states and 15565 transitions. [2022-07-14 03:20:00,907 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) [2022-07-14 03:20:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 10558 states and 15565 transitions. [2022-07-14 03:20:00,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-07-14 03:20:00,915 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:20:00,916 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] [2022-07-14 03:20:01,116 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-14 03:20:01,172 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 03:20:01,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:20:01,172 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] === [2022-07-14 03:20:01,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:20:01,173 INFO L85 PathProgramCache]: Analyzing trace with hash -601308340, now seen corresponding path program 1 times [2022-07-14 03:20:01,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:20:01,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [853322340] [2022-07-14 03:20:01,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:20:01,181 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:20:01,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:20:01,182 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 03:20:01,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 03:20:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:20:16,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 7500 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:20:16,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:20:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 2929 trivial. 0 not checked. [2022-07-14 03:20:17,183 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:20:17,183 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:20:17,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [853322340] [2022-07-14 03:20:17,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [853322340] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:20:17,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:20:17,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:20:17,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611465710] [2022-07-14 03:20:17,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:20:17,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:20:17,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:20:17,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:20:17,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:20:17,188 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) [2022-07-14 03:20:19,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:20:19,357 INFO L93 Difference]: Finished difference Result 27918 states and 41172 transitions. [2022-07-14 03:20:19,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:20:19,357 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 [2022-07-14 03:20:19,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:20:19,462 INFO L225 Difference]: With dead ends: 27918 [2022-07-14 03:20:19,462 INFO L226 Difference]: Without dead ends: 17417 [2022-07-14 03:20:19,513 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 [2022-07-14 03:20:19,514 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, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-07-14 03:20:19,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5157 Valid, 11581 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-07-14 03:20:19,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17417 states. [2022-07-14 03:20:20,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17417 to 17404. [2022-07-14 03:20:20,247 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) [2022-07-14 03:20:20,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17404 states to 17404 states and 25649 transitions. [2022-07-14 03:20:20,319 INFO L78 Accepts]: Start accepts. Automaton has 17404 states and 25649 transitions. Word has length 346 [2022-07-14 03:20:20,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:20:20,320 INFO L495 AbstractCegarLoop]: Abstraction has 17404 states and 25649 transitions. [2022-07-14 03:20:20,320 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) [2022-07-14 03:20:20,321 INFO L276 IsEmpty]: Start isEmpty. Operand 17404 states and 25649 transitions. [2022-07-14 03:20:20,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-14 03:20:20,335 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:20:20,335 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] [2022-07-14 03:20:20,551 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-14 03:20:20,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 03:20:20,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:20:20,571 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] === [2022-07-14 03:20:20,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:20:20,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1022627721, now seen corresponding path program 1 times [2022-07-14 03:20:20,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:20:20,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [127236075] [2022-07-14 03:20:20,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:20:20,581 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:20:20,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:20:20,582 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 03:20:20,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 03:20:35,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 03:20:36,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 7563 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 03:20:36,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 03:20:37,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 3180 trivial. 0 not checked. [2022-07-14 03:20:37,229 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 03:20:37,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 03:20:37,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [127236075] [2022-07-14 03:20:37,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [127236075] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 03:20:37,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 03:20:37,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 03:20:37,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902213763] [2022-07-14 03:20:37,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 03:20:37,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 03:20:37,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 03:20:37,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 03:20:37,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 03:20:37,231 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) [2022-07-14 03:20:39,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 03:20:39,064 INFO L93 Difference]: Finished difference Result 45159 states and 66583 transitions. [2022-07-14 03:20:39,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 03:20:39,066 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 [2022-07-14 03:20:39,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 03:20:39,247 INFO L225 Difference]: With dead ends: 45159 [2022-07-14 03:20:39,247 INFO L226 Difference]: Without dead ends: 31155 [2022-07-14 03:20:39,311 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 [2022-07-14 03:20:39,313 INFO L413 NwaCegarLoop]: 10444 mSDtfsCounter, 5183 mSDsluCounter, 5336 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2022-07-14 03:20:39,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5183 Valid, 15780 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-07-14 03:20:39,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31155 states. [2022-07-14 03:20:40,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31155 to 31153. [2022-07-14 03:20:40,727 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) [2022-07-14 03:20:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31153 states to 31153 states and 45924 transitions. [2022-07-14 03:20:40,883 INFO L78 Accepts]: Start accepts. Automaton has 31153 states and 45924 transitions. Word has length 371 [2022-07-14 03:20:40,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 03:20:40,884 INFO L495 AbstractCegarLoop]: Abstraction has 31153 states and 45924 transitions. [2022-07-14 03:20:40,885 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) [2022-07-14 03:20:40,885 INFO L276 IsEmpty]: Start isEmpty. Operand 31153 states and 45924 transitions. [2022-07-14 03:20:40,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-07-14 03:20:40,900 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 03:20:40,900 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] [2022-07-14 03:20:41,121 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-14 03:20:41,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-14 03:20:41,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 03:20:41,171 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] === [2022-07-14 03:20:41,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 03:20:41,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1163176331, now seen corresponding path program 1 times [2022-07-14 03:20:41,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 03:20:41,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1820334919] [2022-07-14 03:20:41,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 03:20:41,179 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 03:20:41,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 03:20:41,180 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 03:20:41,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process