./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 23:28:35,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 23:28:35,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 23:28:35,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 23:28:35,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 23:28:35,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 23:28:35,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 23:28:35,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 23:28:35,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 23:28:35,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 23:28:35,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 23:28:35,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 23:28:35,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 23:28:35,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 23:28:35,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 23:28:35,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 23:28:35,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 23:28:35,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 23:28:35,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 23:28:35,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 23:28:35,708 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 23:28:35,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 23:28:35,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 23:28:35,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 23:28:35,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 23:28:35,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 23:28:35,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 23:28:35,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 23:28:35,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 23:28:35,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 23:28:35,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 23:28:35,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 23:28:35,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 23:28:35,723 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 23:28:35,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 23:28:35,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 23:28:35,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 23:28:35,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 23:28:35,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 23:28:35,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 23:28:35,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 23:28:35,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 23:28:35,728 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 23:28:35,761 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 23:28:35,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 23:28:35,762 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 23:28:35,762 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 23:28:35,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 23:28:35,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 23:28:35,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 23:28:35,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 23:28:35,764 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 23:28:35,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 23:28:35,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 23:28:35,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 23:28:35,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 23:28:35,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 23:28:35,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 23:28:35,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 23:28:35,766 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 23:28:35,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 23:28:35,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 23:28:35,766 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 23:28:35,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 23:28:35,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:28:35,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 23:28:35,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 23:28:35,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 23:28:35,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 23:28:35,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 23:28:35,768 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 23:28:35,768 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 23:28:35,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 23:28:35,768 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2022-07-22 23:28:36,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 23:28:36,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 23:28:36,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 23:28:36,041 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 23:28:36,041 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 23:28:36,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-07-22 23:28:36,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221d20c14/ea271dc61d0a4ab693c0af9d1e0d9614/FLAGddac0e133 [2022-07-22 23:28:36,852 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 23:28:36,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-07-22 23:28:36,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221d20c14/ea271dc61d0a4ab693c0af9d1e0d9614/FLAGddac0e133 [2022-07-22 23:28:37,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221d20c14/ea271dc61d0a4ab693c0af9d1e0d9614 [2022-07-22 23:28:37,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 23:28:37,325 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 23:28:37,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 23:28:37,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 23:28:37,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 23:28:37,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:28:37" (1/1) ... [2022-07-22 23:28:37,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ff47eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:37, skipping insertion in model container [2022-07-22 23:28:37,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:28:37" (1/1) ... [2022-07-22 23:28:37,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 23:28:37,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:28:41,527 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2022-07-22 23:28:41,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:28:41,704 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 23:28:41,878 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.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) [2022-07-22 23:28:41,883 INFO L158 Benchmark]: Toolchain (without parser) took 4556.98ms. Allocated memory was 123.7MB in the beginning and 172.0MB in the end (delta: 48.2MB). Free memory was 82.3MB in the beginning and 54.1MB in the end (delta: 28.2MB). Peak memory consumption was 95.4MB. Max. memory is 16.1GB. [2022-07-22 23:28:41,884 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 90.2MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 23:28:41,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4554.81ms. Allocated memory was 123.7MB in the beginning and 172.0MB in the end (delta: 48.2MB). Free memory was 82.3MB in the beginning and 54.1MB in the end (delta: 28.2MB). Peak memory consumption was 95.4MB. Max. memory is 16.1GB. [2022-07-22 23:28:41,888 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 90.2MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4554.81ms. Allocated memory was 123.7MB in the beginning and 172.0MB in the end (delta: 48.2MB). Free memory was 82.3MB in the beginning and 54.1MB in the end (delta: 28.2MB). Peak memory consumption was 95.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 23:28:43,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 23:28:43,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 23:28:43,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 23:28:43,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 23:28:43,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 23:28:43,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 23:28:43,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 23:28:43,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 23:28:43,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 23:28:43,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 23:28:43,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 23:28:43,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 23:28:43,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 23:28:43,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 23:28:43,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 23:28:43,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 23:28:43,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 23:28:43,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 23:28:43,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 23:28:43,635 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 23:28:43,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 23:28:43,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 23:28:43,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 23:28:43,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 23:28:43,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 23:28:43,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 23:28:43,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 23:28:43,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 23:28:43,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 23:28:43,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 23:28:43,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 23:28:43,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 23:28:43,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 23:28:43,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 23:28:43,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 23:28:43,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 23:28:43,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 23:28:43,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 23:28:43,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 23:28:43,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 23:28:43,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 23:28:43,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-22 23:28:43,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 23:28:43,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 23:28:43,699 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 23:28:43,700 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 23:28:43,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 23:28:43,700 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 23:28:43,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 23:28:43,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 23:28:43,701 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 23:28:43,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 23:28:43,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 23:28:43,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 23:28:43,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 23:28:43,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 23:28:43,703 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 23:28:43,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 23:28:43,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 23:28:43,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 23:28:43,704 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 23:28:43,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 23:28:43,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 23:28:43,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 23:28:43,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 23:28:43,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:28:43,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 23:28:43,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 23:28:43,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 23:28:43,706 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 23:28:43,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 23:28:43,707 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 23:28:43,707 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 23:28:43,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 23:28:43,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 23:28:43,707 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2022-07-22 23:28:44,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 23:28:44,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 23:28:44,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 23:28:44,028 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 23:28:44,029 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 23:28:44,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-07-22 23:28:44,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fad65cf3/3afdd8b7dd5c481fb9bb1490e9b2c25a/FLAGcc03e6c60 [2022-07-22 23:28:45,031 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 23:28:45,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-07-22 23:28:45,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fad65cf3/3afdd8b7dd5c481fb9bb1490e9b2c25a/FLAGcc03e6c60 [2022-07-22 23:28:45,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fad65cf3/3afdd8b7dd5c481fb9bb1490e9b2c25a [2022-07-22 23:28:45,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 23:28:45,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 23:28:45,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 23:28:45,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 23:28:45,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 23:28:45,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:28:45" (1/1) ... [2022-07-22 23:28:45,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa4700e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:45, skipping insertion in model container [2022-07-22 23:28:45,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 11:28:45" (1/1) ... [2022-07-22 23:28:45,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 23:28:45,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:28:49,473 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2022-07-22 23:28:49,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:28:49,624 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-22 23:28:49,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 23:28:50,090 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2022-07-22 23:28:50,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:28:50,130 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 23:28:50,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i[526761,526774] [2022-07-22 23:28:50,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 23:28:50,956 INFO L208 MainTranslator]: Completed translation [2022-07-22 23:28:50,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50 WrapperNode [2022-07-22 23:28:50,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 23:28:50,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 23:28:50,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 23:28:50,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 23:28:50,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,424 INFO L137 Inliner]: procedures = 603, calls = 7081, calls flagged for inlining = 252, calls inlined = 236, statements flattened = 13839 [2022-07-22 23:28:51,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 23:28:51,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 23:28:51,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 23:28:51,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 23:28:51,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 23:28:51,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 23:28:51,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 23:28:51,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 23:28:51,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (1/1) ... [2022-07-22 23:28:51,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 23:28:52,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 23:28:52,020 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) [2022-07-22 23:28:52,036 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 [2022-07-22 23:28:52,059 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-22 23:28:52,059 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-22 23:28:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-22 23:28:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-22 23:28:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-22 23:28:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-22 23:28:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-22 23:28:52,060 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-22 23:28:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-22 23:28:52,061 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-22 23:28:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-22 23:28:52,061 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-22 23:28:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-22 23:28:52,061 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-22 23:28:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-22 23:28:52,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-22 23:28:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-22 23:28:52,062 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-22 23:28:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-22 23:28:52,062 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-22 23:28:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-22 23:28:52,063 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-22 23:28:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-22 23:28:52,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_qlge_err_handler_release_3 [2022-07-22 23:28:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_qlge_err_handler_release_3 [2022-07-22 23:28:52,063 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-22 23:28:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-22 23:28:52,064 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-22 23:28:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-22 23:28:52,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-22 23:28:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-22 23:28:52,065 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-22 23:28:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-22 23:28:52,065 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-22 23:28:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-22 23:28:52,065 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-22 23:28:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-22 23:28:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-22 23:28:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-22 23:28:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-22 23:28:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-22 23:28:52,066 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-22 23:28:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-22 23:28:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-22 23:28:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-22 23:28:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-22 23:28:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-22 23:28:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2022-07-22 23:28:52,068 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2022-07-22 23:28:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-22 23:28:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-22 23:28:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-22 23:28:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-22 23:28:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-22 23:28:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-22 23:28:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-22 23:28:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-22 23:28:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-22 23:28:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-22 23:28:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-22 23:28:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-22 23:28:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-22 23:28:52,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-22 23:28:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-22 23:28:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-22 23:28:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-22 23:28:52,072 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-22 23:28:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-22 23:28:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-22 23:28:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-22 23:28:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-22 23:28:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-22 23:28:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-22 23:28:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-22 23:28:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-22 23:28:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-22 23:28:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-22 23:28:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-22 23:28:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-22 23:28:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 23:28:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-22 23:28:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-22 23:28:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-22 23:28:52,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-22 23:28:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-22 23:28:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-22 23:28:52,076 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-22 23:28:52,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-22 23:28:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-22 23:28:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-22 23:28:52,077 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-22 23:28:52,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-22 23:28:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-22 23:28:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-22 23:28:52,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-22 23:28:52,078 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-22 23:28:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-22 23:28:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-22 23:28:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-22 23:28:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-22 23:28:52,079 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-22 23:28:52,079 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-22 23:28:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-22 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-22 23:28:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-22 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-22 23:28:52,080 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-22 23:28:52,080 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-22 23:28:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-22 23:28:52,081 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-22 23:28:52,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-22 23:28:52,082 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-22 23:28:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-22 23:28:52,084 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-22 23:28:52,084 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-22 23:28:52,085 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-22 23:28:52,085 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-22 23:28:52,086 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-22 23:28:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-22 23:28:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-22 23:28:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-22 23:28:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-22 23:28:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-22 23:28:52,093 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-22 23:28:52,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-22 23:28:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-22 23:28:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-22 23:28:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-22 23:28:52,094 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-22 23:28:52,094 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-22 23:28:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-22 23:28:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-22 23:28:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-22 23:28:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-22 23:28:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-22 23:28:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-22 23:28:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-22 23:28:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-22 23:28:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-22 23:28:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-22 23:28:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-22 23:28:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-22 23:28:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-22 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-22 23:28:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-22 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-22 23:28:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-22 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-22 23:28:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-22 23:28:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-22 23:28:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-22 23:28:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-22 23:28:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-22 23:28:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-22 23:28:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-22 23:28:52,100 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-22 23:28:52,100 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-22 23:28:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-22 23:28:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-22 23:28:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-22 23:28:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-22 23:28:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-22 23:28:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-22 23:28:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-22 23:28:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-22 23:28:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-22 23:28:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-22 23:28:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 23:28:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-22 23:28:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-22 23:28:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-22 23:28:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-22 23:28:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-22 23:28:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-22 23:28:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 23:28:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-22 23:28:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-22 23:28:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2022-07-22 23:28:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2022-07-22 23:28:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-22 23:28:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-22 23:28:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 23:28:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-22 23:28:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-22 23:28:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-22 23:28:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-22 23:28:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-22 23:28:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-22 23:28:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-22 23:28:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2022-07-22 23:28:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2022-07-22 23:28:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-22 23:28:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-22 23:28:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-22 23:28:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-22 23:28:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-22 23:28:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-22 23:28:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-22 23:28:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-22 23:28:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-22 23:28:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-22 23:28:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-22 23:28:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-22 23:28:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-22 23:28:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-22 23:28:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-22 23:28:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-22 23:28:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-22 23:28:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-22 23:28:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-22 23:28:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-22 23:28:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-22 23:28:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-22 23:28:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-22 23:28:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-22 23:28:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-22 23:28:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-22 23:28:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-22 23:28:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-22 23:28:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-22 23:28:52,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-22 23:28:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-22 23:28:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-22 23:28:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-22 23:28:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-22 23:28:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-22 23:28:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-22 23:28:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-22 23:28:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2022-07-22 23:28:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2022-07-22 23:28:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 23:28:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 23:28:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-22 23:28:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-22 23:28:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-22 23:28:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-22 23:28:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-22 23:28:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-22 23:28:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-22 23:28:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-22 23:28:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-22 23:28:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-22 23:28:52,112 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-22 23:28:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-22 23:28:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-22 23:28:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-22 23:28:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-22 23:28:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-22 23:28:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-22 23:28:52,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-22 23:28:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-22 23:28:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-22 23:28:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-22 23:28:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-22 23:28:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-22 23:28:52,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-22 23:28:52,114 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-22 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-22 23:28:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-22 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-22 23:28:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-22 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-22 23:28:52,115 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-22 23:28:52,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-22 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-22 23:28:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-22 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-22 23:28:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-22 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-22 23:28:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-22 23:28:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-22 23:28:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-22 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-22 23:28:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-22 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-22 23:28:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-22 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-22 23:28:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-22 23:28:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-22 23:28:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-22 23:28:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-22 23:28:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-22 23:28:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-22 23:28:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-22 23:28:52,118 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-22 23:28:52,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-22 23:28:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-22 23:28:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-22 23:28:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-22 23:28:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-22 23:28:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-22 23:28:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-22 23:28:52,119 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-22 23:28:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-22 23:28:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-22 23:28:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-22 23:28:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-22 23:28:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-22 23:28:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-22 23:28:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-22 23:28:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-22 23:28:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-22 23:28:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-22 23:28:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-22 23:28:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-22 23:28:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-22 23:28:52,121 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-22 23:28:52,121 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-22 23:28:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-22 23:28:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-22 23:28:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-22 23:28:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-22 23:28:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2022-07-22 23:28:52,122 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2022-07-22 23:28:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 23:28:52,122 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-22 23:28:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-22 23:28:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-22 23:28:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-22 23:28:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-22 23:28:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-22 23:28:52,123 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-22 23:28:52,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-22 23:28:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-22 23:28:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-22 23:28:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2022-07-22 23:28:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2022-07-22 23:28:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-22 23:28:52,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-22 23:28:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 23:28:52,124 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-22 23:28:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-22 23:28:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-22 23:28:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-22 23:28:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-22 23:28:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-22 23:28:52,125 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-22 23:28:52,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-22 23:28:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-22 23:28:52,126 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-22 23:28:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-22 23:28:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-22 23:28:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-22 23:28:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-22 23:28:52,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 23:28:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-22 23:28:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-22 23:28:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-22 23:28:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-22 23:28:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-22 23:28:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-22 23:28:52,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-22 23:28:52,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-22 23:28:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-22 23:28:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-22 23:28:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-22 23:28:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-22 23:28:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-22 23:28:52,128 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-22 23:28:52,128 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-22 23:28:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-22 23:28:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-22 23:28:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-22 23:28:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-22 23:28:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-22 23:28:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-22 23:28:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-22 23:28:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-22 23:28:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-22 23:28:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-22 23:28:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-22 23:28:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-22 23:28:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-22 23:28:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-22 23:28:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-22 23:28:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-22 23:28:52,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-22 23:28:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-22 23:28:52,131 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-22 23:28:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-22 23:28:52,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-22 23:28:52,131 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-22 23:28:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-22 23:28:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-22 23:28:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-22 23:28:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-22 23:28:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-22 23:28:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-22 23:28:52,132 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-22 23:28:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-22 23:28:52,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-22 23:28:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2022-07-22 23:28:52,133 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2022-07-22 23:28:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-22 23:28:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-22 23:28:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-22 23:28:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-22 23:28:52,134 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-22 23:28:52,134 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-22 23:28:52,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-22 23:28:52,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-22 23:28:52,134 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2022-07-22 23:28:52,134 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2022-07-22 23:28:52,134 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2022-07-22 23:28:52,135 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2022-07-22 23:28:52,135 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-22 23:28:52,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-22 23:28:52,135 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-22 23:28:52,135 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-22 23:28:52,135 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-22 23:28:52,135 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-22 23:28:52,135 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-22 23:28:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-22 23:28:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-22 23:28:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-22 23:28:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-22 23:28:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-22 23:28:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-22 23:28:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-22 23:28:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-22 23:28:52,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-22 23:28:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-22 23:28:52,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-22 23:28:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-22 23:28:52,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-22 23:28:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-22 23:28:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-22 23:28:52,138 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-22 23:28:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-22 23:28:52,138 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-22 23:28:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-22 23:28:52,138 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-22 23:28:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-22 23:28:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-22 23:28:52,139 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-22 23:28:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-22 23:28:52,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-22 23:28:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-22 23:28:52,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-22 23:28:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-22 23:28:52,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-22 23:28:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-22 23:28:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-22 23:28:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-22 23:28:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-22 23:28:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-22 23:28:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-22 23:28:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-22 23:28:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-22 23:28:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-22 23:28:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-22 23:28:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-22 23:28:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-22 23:28:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-22 23:28:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-22 23:28:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-22 23:28:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-22 23:28:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-22 23:28:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-22 23:28:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-22 23:28:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-22 23:28:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-22 23:28:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-22 23:28:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-22 23:28:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-22 23:28:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-22 23:28:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-22 23:28:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-22 23:28:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-22 23:28:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-22 23:28:52,144 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-22 23:28:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-22 23:28:52,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-22 23:28:53,316 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 23:28:53,322 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 23:32:03,504 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 23:32:03,538 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 23:32:03,538 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-22 23:32:03,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:32:03 BoogieIcfgContainer [2022-07-22 23:32:03,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 23:32:03,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 23:32:03,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 23:32:03,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 23:32:03,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 11:28:45" (1/3) ... [2022-07-22 23:32:03,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@124b7150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:32:03, skipping insertion in model container [2022-07-22 23:32:03,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 11:28:50" (2/3) ... [2022-07-22 23:32:03,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@124b7150 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:32:03, skipping insertion in model container [2022-07-22 23:32:03,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:32:03" (3/3) ... [2022-07-22 23:32:03,552 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-07-22 23:32:03,565 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 23:32:03,566 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 23:32:03,776 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 23:32:03,783 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@79527b7e, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@48318f07 [2022-07-22 23:32:03,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 23:32:03,801 INFO L276 IsEmpty]: Start isEmpty. Operand has 4656 states, 3324 states have (on average 1.3721419975932612) internal successors, (4561), 3390 states have internal predecessors, (4561), 1109 states have call successors, (1109), 221 states have call predecessors, (1109), 221 states have return successors, (1109), 1096 states have call predecessors, (1109), 1109 states have call successors, (1109) [2022-07-22 23:32:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-07-22 23:32:03,822 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:03,823 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:32:03,823 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:03,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:03,828 INFO L85 PathProgramCache]: Analyzing trace with hash -278435688, now seen corresponding path program 1 times [2022-07-22 23:32:03,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:03,848 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1603366272] [2022-07-22 23:32:03,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:03,849 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:03,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:03,855 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) [2022-07-22 23:32:03,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-22 23:32:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:32:06,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 4297 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:32:06,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:32:06,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:32:06,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:32:06,700 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:32:06,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1603366272] [2022-07-22 23:32:06,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1603366272] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:32:06,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:32:06,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:32:06,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609234330] [2022-07-22 23:32:06,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:32:06,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:32:06,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:32:06,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:32:06,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:06,739 INFO L87 Difference]: Start difference. First operand has 4656 states, 3324 states have (on average 1.3721419975932612) internal successors, (4561), 3390 states have internal predecessors, (4561), 1109 states have call successors, (1109), 221 states have call predecessors, (1109), 221 states have return successors, (1109), 1096 states have call predecessors, (1109), 1109 states have call successors, (1109) Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:07,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:32:07,773 INFO L93 Difference]: Finished difference Result 13939 states and 20501 transitions. [2022-07-22 23:32:07,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:32:07,775 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-07-22 23:32:07,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:32:07,863 INFO L225 Difference]: With dead ends: 13939 [2022-07-22 23:32:07,863 INFO L226 Difference]: Without dead ends: 9264 [2022-07-22 23:32:07,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:07,911 INFO L413 NwaCegarLoop]: 7875 mSDtfsCounter, 6737 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6737 SdHoareTripleChecker+Valid, 14630 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-22 23:32:07,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6737 Valid, 14630 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-22 23:32:07,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9264 states. [2022-07-22 23:32:08,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9264 to 9260. [2022-07-22 23:32:08,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9260 states, 6607 states have (on average 1.369607991524141) internal successors, (9049), 6730 states have internal predecessors, (9049), 2212 states have call successors, (2212), 441 states have call predecessors, (2212), 440 states have return successors, (2206), 2180 states have call predecessors, (2206), 2206 states have call successors, (2206) [2022-07-22 23:32:08,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9260 states to 9260 states and 13467 transitions. [2022-07-22 23:32:08,558 INFO L78 Accepts]: Start accepts. Automaton has 9260 states and 13467 transitions. Word has length 17 [2022-07-22 23:32:08,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:32:08,559 INFO L495 AbstractCegarLoop]: Abstraction has 9260 states and 13467 transitions. [2022-07-22 23:32:08,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 9260 states and 13467 transitions. [2022-07-22 23:32:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-07-22 23:32:08,563 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:08,564 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:32:08,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-22 23:32:08,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:32:08,784 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:08,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:08,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1011919493, now seen corresponding path program 1 times [2022-07-22 23:32:08,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:08,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1757339421] [2022-07-22 23:32:08,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:08,792 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:08,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:08,793 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) [2022-07-22 23:32:08,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-22 23:32:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:32:11,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 4309 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:32:11,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:32:11,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:32:11,727 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:32:11,727 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:32:11,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1757339421] [2022-07-22 23:32:11,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1757339421] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:32:11,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:32:11,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:32:11,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042090110] [2022-07-22 23:32:11,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:32:11,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:32:11,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:32:11,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:32:11,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:11,730 INFO L87 Difference]: Start difference. First operand 9260 states and 13467 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:12,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:32:12,410 INFO L93 Difference]: Finished difference Result 9262 states and 13468 transitions. [2022-07-22 23:32:12,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:32:12,410 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-07-22 23:32:12,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:32:12,477 INFO L225 Difference]: With dead ends: 9262 [2022-07-22 23:32:12,478 INFO L226 Difference]: Without dead ends: 9259 [2022-07-22 23:32:12,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:12,489 INFO L413 NwaCegarLoop]: 6745 mSDtfsCounter, 6730 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6730 SdHoareTripleChecker+Valid, 6745 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-22 23:32:12,491 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6730 Valid, 6745 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-22 23:32:12,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9259 states. [2022-07-22 23:32:12,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9259 to 9259. [2022-07-22 23:32:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9259 states, 6607 states have (on average 1.3694566369002572) internal successors, (9048), 6729 states have internal predecessors, (9048), 2211 states have call successors, (2211), 441 states have call predecessors, (2211), 440 states have return successors, (2206), 2180 states have call predecessors, (2206), 2206 states have call successors, (2206) [2022-07-22 23:32:12,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9259 states to 9259 states and 13465 transitions. [2022-07-22 23:32:12,882 INFO L78 Accepts]: Start accepts. Automaton has 9259 states and 13465 transitions. Word has length 19 [2022-07-22 23:32:12,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:32:12,883 INFO L495 AbstractCegarLoop]: Abstraction has 9259 states and 13465 transitions. [2022-07-22 23:32:12,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:12,883 INFO L276 IsEmpty]: Start isEmpty. Operand 9259 states and 13465 transitions. [2022-07-22 23:32:12,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-22 23:32:12,885 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:12,885 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:32:12,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-22 23:32:13,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:32:13,099 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:13,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:13,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1307283779, now seen corresponding path program 1 times [2022-07-22 23:32:13,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:13,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1193127178] [2022-07-22 23:32:13,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:13,105 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:13,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:13,110 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) [2022-07-22 23:32:13,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-22 23:32:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:32:15,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 4310 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:32:15,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:32:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:32:16,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:32:16,081 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:32:16,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1193127178] [2022-07-22 23:32:16,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1193127178] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:32:16,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:32:16,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:32:16,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084078442] [2022-07-22 23:32:16,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:32:16,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:32:16,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:32:16,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:32:16,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:16,082 INFO L87 Difference]: Start difference. First operand 9259 states and 13465 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:32:16,665 INFO L93 Difference]: Finished difference Result 9261 states and 13466 transitions. [2022-07-22 23:32:16,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:32:16,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-07-22 23:32:16,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:32:16,737 INFO L225 Difference]: With dead ends: 9261 [2022-07-22 23:32:16,737 INFO L226 Difference]: Without dead ends: 9258 [2022-07-22 23:32:16,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:16,750 INFO L413 NwaCegarLoop]: 6743 mSDtfsCounter, 6727 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6727 SdHoareTripleChecker+Valid, 6743 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-22 23:32:16,751 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6727 Valid, 6743 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-22 23:32:16,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9258 states. [2022-07-22 23:32:17,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9258 to 9258. [2022-07-22 23:32:17,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9258 states, 6607 states have (on average 1.3693052822763736) internal successors, (9047), 6728 states have internal predecessors, (9047), 2210 states have call successors, (2210), 441 states have call predecessors, (2210), 440 states have return successors, (2206), 2180 states have call predecessors, (2206), 2206 states have call successors, (2206) [2022-07-22 23:32:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9258 states to 9258 states and 13463 transitions. [2022-07-22 23:32:17,172 INFO L78 Accepts]: Start accepts. Automaton has 9258 states and 13463 transitions. Word has length 20 [2022-07-22 23:32:17,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:32:17,173 INFO L495 AbstractCegarLoop]: Abstraction has 9258 states and 13463 transitions. [2022-07-22 23:32:17,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:17,173 INFO L276 IsEmpty]: Start isEmpty. Operand 9258 states and 13463 transitions. [2022-07-22 23:32:17,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-22 23:32:17,175 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:17,176 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:32:17,244 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-22 23:32:17,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:32:17,391 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:17,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:17,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1873637186, now seen corresponding path program 1 times [2022-07-22 23:32:17,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:17,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [707694245] [2022-07-22 23:32:17,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:17,398 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:17,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:17,402 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) [2022-07-22 23:32:17,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-22 23:32:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:32:19,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 4311 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:32:19,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:32:20,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:32:20,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:32:20,482 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:32:20,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [707694245] [2022-07-22 23:32:20,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [707694245] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:32:20,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:32:20,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:32:20,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651984794] [2022-07-22 23:32:20,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:32:20,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:32:20,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:32:20,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:32:20,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:20,484 INFO L87 Difference]: Start difference. First operand 9258 states and 13463 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:21,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:32:21,172 INFO L93 Difference]: Finished difference Result 9856 states and 14301 transitions. [2022-07-22 23:32:21,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:32:21,172 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-07-22 23:32:21,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:32:21,221 INFO L225 Difference]: With dead ends: 9856 [2022-07-22 23:32:21,221 INFO L226 Difference]: Without dead ends: 9852 [2022-07-22 23:32:21,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:21,233 INFO L413 NwaCegarLoop]: 6919 mSDtfsCounter, 6383 mSDsluCounter, 754 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6383 SdHoareTripleChecker+Valid, 7673 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-22 23:32:21,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6383 Valid, 7673 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-22 23:32:21,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9852 states. [2022-07-22 23:32:21,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9852 to 9850. [2022-07-22 23:32:21,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9850 states, 7013 states have (on average 1.3705974618565522) internal successors, (9612), 7138 states have internal predecessors, (9612), 2342 states have call successors, (2342), 495 states have call predecessors, (2342), 494 states have return successors, (2340), 2312 states have call predecessors, (2340), 2340 states have call successors, (2340) [2022-07-22 23:32:21,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9850 states to 9850 states and 14294 transitions. [2022-07-22 23:32:21,729 INFO L78 Accepts]: Start accepts. Automaton has 9850 states and 14294 transitions. Word has length 21 [2022-07-22 23:32:21,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:32:21,729 INFO L495 AbstractCegarLoop]: Abstraction has 9850 states and 14294 transitions. [2022-07-22 23:32:21,729 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:21,730 INFO L276 IsEmpty]: Start isEmpty. Operand 9850 states and 14294 transitions. [2022-07-22 23:32:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-22 23:32:21,731 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:21,732 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:32:21,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-22 23:32:21,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:32:21,948 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:21,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:21,948 INFO L85 PathProgramCache]: Analyzing trace with hash 2044248544, now seen corresponding path program 1 times [2022-07-22 23:32:21,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:21,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1772553584] [2022-07-22 23:32:21,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:21,955 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:21,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:21,957 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) [2022-07-22 23:32:21,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-22 23:32:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:32:24,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 4312 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:32:24,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:32:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:32:24,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:32:24,907 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:32:24,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1772553584] [2022-07-22 23:32:24,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1772553584] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:32:24,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:32:24,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:32:24,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743459258] [2022-07-22 23:32:24,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:32:24,908 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:32:24,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:32:24,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:32:24,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:24,908 INFO L87 Difference]: Start difference. First operand 9850 states and 14294 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:25,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:32:25,471 INFO L93 Difference]: Finished difference Result 9852 states and 14295 transitions. [2022-07-22 23:32:25,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:32:25,535 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-07-22 23:32:25,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:32:25,580 INFO L225 Difference]: With dead ends: 9852 [2022-07-22 23:32:25,581 INFO L226 Difference]: Without dead ends: 9842 [2022-07-22 23:32:25,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:25,591 INFO L413 NwaCegarLoop]: 6738 mSDtfsCounter, 6719 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6719 SdHoareTripleChecker+Valid, 6738 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-22 23:32:25,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6719 Valid, 6738 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-22 23:32:25,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9842 states. [2022-07-22 23:32:26,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9842 to 9842. [2022-07-22 23:32:26,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9842 states, 7006 states have (on average 1.370682272337996) internal successors, (9603), 7130 states have internal predecessors, (9603), 2341 states have call successors, (2341), 495 states have call predecessors, (2341), 494 states have return successors, (2340), 2312 states have call predecessors, (2340), 2340 states have call successors, (2340) [2022-07-22 23:32:26,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9842 states to 9842 states and 14284 transitions. [2022-07-22 23:32:26,145 INFO L78 Accepts]: Start accepts. Automaton has 9842 states and 14284 transitions. Word has length 22 [2022-07-22 23:32:26,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:32:26,146 INFO L495 AbstractCegarLoop]: Abstraction has 9842 states and 14284 transitions. [2022-07-22 23:32:26,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 23:32:26,146 INFO L276 IsEmpty]: Start isEmpty. Operand 9842 states and 14284 transitions. [2022-07-22 23:32:26,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-07-22 23:32:26,176 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:26,176 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-22 23:32:26,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-22 23:32:26,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:32:26,391 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:26,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:26,392 INFO L85 PathProgramCache]: Analyzing trace with hash -790130738, now seen corresponding path program 1 times [2022-07-22 23:32:26,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:26,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [837101312] [2022-07-22 23:32:26,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:26,398 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:26,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:26,428 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:32:26,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-22 23:32:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:32:29,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 4924 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:32:29,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:32:29,625 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-07-22 23:32:29,626 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:32:29,626 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:32:29,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [837101312] [2022-07-22 23:32:29,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [837101312] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:32:29,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:32:29,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:32:29,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21087681] [2022-07-22 23:32:29,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:32:29,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:32:29,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:32:29,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:32:29,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:29,628 INFO L87 Difference]: Start difference. First operand 9842 states and 14284 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-22 23:32:32,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:32:35,176 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:32:35,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:32:35,452 INFO L93 Difference]: Finished difference Result 26470 states and 38230 transitions. [2022-07-22 23:32:35,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:32:35,455 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 73 [2022-07-22 23:32:35,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:32:35,524 INFO L225 Difference]: With dead ends: 26470 [2022-07-22 23:32:35,525 INFO L226 Difference]: Without dead ends: 16631 [2022-07-22 23:32:35,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:35,568 INFO L413 NwaCegarLoop]: 7702 mSDtfsCounter, 4439 mSDsluCounter, 6670 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4439 SdHoareTripleChecker+Valid, 14372 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-07-22 23:32:35,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4439 Valid, 14372 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 5.3s Time] [2022-07-22 23:32:35,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16631 states. [2022-07-22 23:32:36,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16631 to 16622. [2022-07-22 23:32:36,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16622 states, 11834 states have (on average 1.3645428426567516) internal successors, (16148), 12044 states have internal predecessors, (16148), 3895 states have call successors, (3895), 893 states have call predecessors, (3895), 892 states have return successors, (3894), 3846 states have call predecessors, (3894), 3894 states have call successors, (3894) [2022-07-22 23:32:36,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16622 states to 16622 states and 23937 transitions. [2022-07-22 23:32:36,367 INFO L78 Accepts]: Start accepts. Automaton has 16622 states and 23937 transitions. Word has length 73 [2022-07-22 23:32:36,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:32:36,369 INFO L495 AbstractCegarLoop]: Abstraction has 16622 states and 23937 transitions. [2022-07-22 23:32:36,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-07-22 23:32:36,369 INFO L276 IsEmpty]: Start isEmpty. Operand 16622 states and 23937 transitions. [2022-07-22 23:32:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-07-22 23:32:36,378 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:36,378 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-22 23:32:36,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-22 23:32:36,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:32:36,603 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:36,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:36,604 INFO L85 PathProgramCache]: Analyzing trace with hash -802117659, now seen corresponding path program 1 times [2022-07-22 23:32:36,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:36,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [71575122] [2022-07-22 23:32:36,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:36,609 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:36,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:36,610 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:32:36,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-22 23:32:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:32:39,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 4527 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:32:39,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:32:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-07-22 23:32:39,382 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:32:39,382 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:32:39,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [71575122] [2022-07-22 23:32:39,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [71575122] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:32:39,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:32:39,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:32:39,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88895200] [2022-07-22 23:32:39,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:32:39,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:32:39,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:32:39,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:32:39,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:39,384 INFO L87 Difference]: Start difference. First operand 16622 states and 23937 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-22 23:32:40,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:32:40,561 INFO L93 Difference]: Finished difference Result 49820 states and 71737 transitions. [2022-07-22 23:32:40,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:32:40,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 69 [2022-07-22 23:32:40,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:32:40,734 INFO L225 Difference]: With dead ends: 49820 [2022-07-22 23:32:40,734 INFO L226 Difference]: Without dead ends: 33201 [2022-07-22 23:32:40,895 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:32:40,896 INFO L413 NwaCegarLoop]: 9081 mSDtfsCounter, 6701 mSDsluCounter, 6718 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6701 SdHoareTripleChecker+Valid, 15799 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-22 23:32:40,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6701 Valid, 15799 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-22 23:32:40,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33201 states. [2022-07-22 23:32:42,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33201 to 33198. [2022-07-22 23:32:42,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33198 states, 23632 states have (on average 1.3640825998645905) internal successors, (32236), 24052 states have internal predecessors, (32236), 7781 states have call successors, (7781), 1785 states have call predecessors, (7781), 1784 states have return successors, (7780), 7684 states have call predecessors, (7780), 7780 states have call successors, (7780) [2022-07-22 23:32:42,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33198 states to 33198 states and 47797 transitions. [2022-07-22 23:32:42,430 INFO L78 Accepts]: Start accepts. Automaton has 33198 states and 47797 transitions. Word has length 69 [2022-07-22 23:32:42,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:32:42,430 INFO L495 AbstractCegarLoop]: Abstraction has 33198 states and 47797 transitions. [2022-07-22 23:32:42,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-22 23:32:42,431 INFO L276 IsEmpty]: Start isEmpty. Operand 33198 states and 47797 transitions. [2022-07-22 23:32:42,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-22 23:32:42,450 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:32:42,451 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-22 23:32:42,526 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-22 23:32:42,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:32:42,663 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:32:42,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:32:42,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1156717415, now seen corresponding path program 1 times [2022-07-22 23:32:42,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:32:42,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1900029033] [2022-07-22 23:32:42,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:32:42,669 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:32:42,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:32:42,672 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:32:42,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process