./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 eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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-?-eb692b5 [2022-07-19 23:14:26,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:14:26,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:14:26,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:14:26,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:14:26,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:14:26,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:14:26,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:14:26,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:14:26,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:14:26,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:14:26,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:14:26,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:14:26,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:14:26,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:14:26,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:14:26,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:14:26,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:14:26,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:14:26,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:14:26,755 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:14:26,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:14:26,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:14:26,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:14:26,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:14:26,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:14:26,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:14:26,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:14:26,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:14:26,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:14:26,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:14:26,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:14:26,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:14:26,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:14:26,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:14:26,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:14:26,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:14:26,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:14:26,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:14:26,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:14:26,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:14:26,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:14:26,780 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:14:26,812 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:14:26,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:14:26,814 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:14:26,814 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:14:26,815 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:14:26,815 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:14:26,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:14:26,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:14:26,816 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:14:26,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:14:26,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:14:26,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:14:26,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:14:26,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:14:26,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:14:26,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:14:26,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:14:26,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:14:26,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:14:26,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:14:26,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:14:26,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:14:26,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:14:26,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:14:26,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:14:26,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:14:26,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:14:26,821 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:14:26,821 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:14:26,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:14:26,821 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2022-07-19 23:14:27,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:14:27,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:14:27,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:14:27,092 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:14:27,092 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:14:27,093 INFO L432 ainManager$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 [2022-07-19 23:14:27,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/defb897c7/d2b6bdb3dbdc409987f58c64b5ab76f9/FLAG0723925f7 [2022-07-19 23:14:28,007 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:14:28,008 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 [2022-07-19 23:14:28,062 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/defb897c7/d2b6bdb3dbdc409987f58c64b5ab76f9/FLAG0723925f7 [2022-07-19 23:14:28,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/defb897c7/d2b6bdb3dbdc409987f58c64b5ab76f9 [2022-07-19 23:14:28,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:14:28,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:14:28,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:14:28,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:14:28,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:14:28,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:14:28" (1/1) ... [2022-07-19 23:14:28,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd3b29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:28, skipping insertion in model container [2022-07-19 23:14:28,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:14:28" (1/1) ... [2022-07-19 23:14:28,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:14:28,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:14:33,197 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] [2022-07-19 23:14:33,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:14:33,480 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:14:33,680 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-19 23:14:33,690 INFO L158 Benchmark]: Toolchain (without parser) took 5515.98ms. Allocated memory was 102.8MB in the beginning and 184.5MB in the end (delta: 81.8MB). Free memory was 67.8MB in the beginning and 91.2MB in the end (delta: -23.3MB). Peak memory consumption was 101.1MB. Max. memory is 16.1GB. [2022-07-19 23:14:33,691 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 23:14:33,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5513.27ms. Allocated memory was 102.8MB in the beginning and 184.5MB in the end (delta: 81.8MB). Free memory was 67.8MB in the beginning and 91.2MB in the end (delta: -23.3MB). Peak memory consumption was 101.1MB. Max. memory is 16.1GB. [2022-07-19 23:14:33,696 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5513.27ms. Allocated memory was 102.8MB in the beginning and 184.5MB in the end (delta: 81.8MB). Free memory was 67.8MB in the beginning and 91.2MB in the end (delta: -23.3MB). Peak memory consumption was 101.1MB. 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-?-eb692b5 [2022-07-19 23:14:35,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:14:35,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:14:35,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:14:35,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:14:35,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:14:35,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:14:35,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:14:35,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:14:35,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:14:35,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:14:35,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:14:35,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:14:35,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:14:35,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:14:35,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:14:35,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:14:35,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:14:35,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:14:35,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:14:35,404 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:14:35,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:14:35,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:14:35,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:14:35,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:14:35,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:14:35,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:14:35,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:14:35,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:14:35,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:14:35,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:14:35,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:14:35,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:14:35,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:14:35,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:14:35,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:14:35,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:14:35,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:14:35,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:14:35,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:14:35,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:14:35,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:14:35,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-19 23:14:35,458 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:14:35,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:14:35,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:14:35,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:14:35,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:14:35,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:14:35,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:14:35,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:14:35,461 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:14:35,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:14:35,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:14:35,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:14:35,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:14:35,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:14:35,462 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 23:14:35,462 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 23:14:35,463 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 23:14:35,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:14:35,463 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:14:35,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:14:35,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:14:35,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:14:35,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:14:35,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:14:35,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:14:35,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:14:35,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:14:35,465 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 23:14:35,465 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 23:14:35,465 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:14:35,465 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:14:35,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:14:35,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 23:14:35,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2022-07-19 23:14:35,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:14:35,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:14:35,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:14:35,762 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:14:35,762 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:14:35,764 INFO L432 ainManager$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 [2022-07-19 23:14:35,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d2a536cf/6fb78950a6ef4c39988f70507a807977/FLAG2f4b69f78 [2022-07-19 23:14:36,680 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:14:36,681 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 [2022-07-19 23:14:36,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d2a536cf/6fb78950a6ef4c39988f70507a807977/FLAG2f4b69f78 [2022-07-19 23:14:37,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d2a536cf/6fb78950a6ef4c39988f70507a807977 [2022-07-19 23:14:37,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:14:37,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:14:37,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:14:37,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:14:37,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:14:37,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:14:37" (1/1) ... [2022-07-19 23:14:37,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da9959b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:37, skipping insertion in model container [2022-07-19 23:14:37,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:14:37" (1/1) ... [2022-07-19 23:14:37,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:14:37,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:14:41,859 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] [2022-07-19 23:14:42,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:14:42,070 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-19 23:14:42,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:14:42,723 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] [2022-07-19 23:14:42,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:14:42,814 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:14:43,304 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] [2022-07-19 23:14:43,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:14:43,658 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:14:43,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43 WrapperNode [2022-07-19 23:14:43,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:14:43,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:14:43,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:14:43,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:14:43,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:43,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,101 INFO L137 Inliner]: procedures = 603, calls = 7081, calls flagged for inlining = 252, calls inlined = 236, statements flattened = 13839 [2022-07-19 23:14:44,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:14:44,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:14:44,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:14:44,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:14:44,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:14:44,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:14:44,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:14:44,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:14:44,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (1/1) ... [2022-07-19 23:14:44,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:14:44,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:14:44,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 23:14:44,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 23:14:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-19 23:14:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-19 23:14:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-19 23:14:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-19 23:14:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-19 23:14:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-19 23:14:44,786 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-19 23:14:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-19 23:14:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-19 23:14:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-19 23:14:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-19 23:14:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-19 23:14:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-19 23:14:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-19 23:14:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-19 23:14:44,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:14:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:14:44,788 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-19 23:14:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-19 23:14:44,788 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-19 23:14:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-19 23:14:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-19 23:14:44,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-19 23:14:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_qlge_err_handler_release_3 [2022-07-19 23:14:44,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_qlge_err_handler_release_3 [2022-07-19 23:14:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-19 23:14:44,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-19 23:14:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-19 23:14:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-19 23:14:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-19 23:14:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-19 23:14:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-19 23:14:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-19 23:14:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-19 23:14:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-19 23:14:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-19 23:14:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-19 23:14:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-19 23:14:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-19 23:14:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-19 23:14:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-19 23:14:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-19 23:14:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-19 23:14:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-19 23:14:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-19 23:14:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-19 23:14:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-19 23:14:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2022-07-19 23:14:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2022-07-19 23:14:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-19 23:14:44,793 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-19 23:14:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-19 23:14:44,793 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-19 23:14:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-19 23:14:44,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-19 23:14:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-19 23:14:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-19 23:14:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-19 23:14:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-19 23:14:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-19 23:14:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-19 23:14:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-19 23:14:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-19 23:14:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-19 23:14:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-19 23:14:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-19 23:14:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-19 23:14:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-19 23:14:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-19 23:14:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-19 23:14:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-19 23:14:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-19 23:14:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-19 23:14:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-19 23:14:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-19 23:14:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-19 23:14:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-19 23:14:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-19 23:14:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-19 23:14:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:14:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-19 23:14:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-19 23:14:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-19 23:14:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-19 23:14:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-19 23:14:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-19 23:14:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-19 23:14:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-19 23:14:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-19 23:14:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-19 23:14:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-19 23:14:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-19 23:14:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-19 23:14:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-19 23:14:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-19 23:14:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-19 23:14:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-19 23:14:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-19 23:14:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-19 23:14:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-19 23:14:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-19 23:14:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-19 23:14:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-19 23:14:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-19 23:14:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-19 23:14:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-19 23:14:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-19 23:14:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-19 23:14:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-19 23:14:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-19 23:14:44,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-19 23:14:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-19 23:14:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-19 23:14:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-19 23:14:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-19 23:14:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-19 23:14:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-19 23:14:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-19 23:14:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-19 23:14:44,894 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-19 23:14:44,894 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-19 23:14:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-19 23:14:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-19 23:14:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-19 23:14:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-19 23:14:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-19 23:14:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-19 23:14:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-19 23:14:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-19 23:14:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-19 23:14:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-19 23:14:44,895 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-19 23:14:44,895 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-19 23:14:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-19 23:14:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-19 23:14:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-19 23:14:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-19 23:14:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-19 23:14:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-19 23:14:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-19 23:14:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-19 23:14:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-19 23:14:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-19 23:14:44,896 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-19 23:14:44,896 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-19 23:14:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-19 23:14:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-19 23:14:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-19 23:14:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-19 23:14:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-19 23:14:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-19 23:14:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-19 23:14:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-19 23:14:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-19 23:14:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-19 23:14:44,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-19 23:14:44,897 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-19 23:14:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-19 23:14:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-19 23:14:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-19 23:14:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-19 23:14:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-19 23:14:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-19 23:14:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-19 23:14:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-19 23:14:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-19 23:14:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-19 23:14:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:14:44,898 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-19 23:14:44,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-19 23:14:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-19 23:14:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-19 23:14:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2022-07-19 23:14:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-19 23:14:44,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:14:44,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-19 23:14:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-19 23:14:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-19 23:14:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-19 23:14:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-19 23:14:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-19 23:14:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-19 23:14:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2022-07-19 23:14:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2022-07-19 23:14:44,900 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-19 23:14:44,900 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-19 23:14:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-19 23:14:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-19 23:14:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-19 23:14:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-19 23:14:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-19 23:14:44,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-19 23:14:44,901 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-19 23:14:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-19 23:14:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-19 23:14:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-19 23:14:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-19 23:14:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-19 23:14:44,902 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-19 23:14:44,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-19 23:14:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-19 23:14:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-19 23:14:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-19 23:14:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-19 23:14:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-19 23:14:44,903 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-19 23:14:44,903 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-19 23:14:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-19 23:14:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-19 23:14:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-19 23:14:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-19 23:14:44,904 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-19 23:14:44,904 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-19 23:14:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-19 23:14:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-19 23:14:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-19 23:14:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-19 23:14:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-19 23:14:44,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-19 23:14:44,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-19 23:14:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-19 23:14:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2022-07-19 23:14:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2022-07-19 23:14:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:14:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:14:44,906 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-19 23:14:44,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-19 23:14:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-19 23:14:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-19 23:14:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-19 23:14:44,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-19 23:14:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-19 23:14:44,907 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-19 23:14:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-19 23:14:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-19 23:14:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-19 23:14:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-19 23:14:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-19 23:14:44,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-19 23:14:44,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-19 23:14:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-19 23:14:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-19 23:14:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-19 23:14:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-19 23:14:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-19 23:14:44,909 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-19 23:14:44,909 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-19 23:14:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-19 23:14:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-19 23:14:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-19 23:14:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-19 23:14:44,910 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-19 23:14:44,910 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-19 23:14:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-19 23:14:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-19 23:14:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-19 23:14:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-19 23:14:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-19 23:14:44,911 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-19 23:14:44,911 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-19 23:14:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-19 23:14:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-19 23:14:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-19 23:14:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-19 23:14:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-19 23:14:44,912 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-19 23:14:44,912 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-19 23:14:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-19 23:14:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-19 23:14:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-19 23:14:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-19 23:14:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-19 23:14:44,913 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-19 23:14:44,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:14:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:14:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-19 23:14:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-19 23:14:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-19 23:14:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-19 23:14:44,914 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-19 23:14:44,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-19 23:14:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-19 23:14:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-19 23:14:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-19 23:14:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-19 23:14:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-19 23:14:44,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-19 23:14:44,915 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-19 23:14:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-19 23:14:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-19 23:14:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-19 23:14:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-19 23:14:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-19 23:14:44,916 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-19 23:14:44,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-19 23:14:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-19 23:14:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-19 23:14:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-19 23:14:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-19 23:14:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-19 23:14:44,917 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-19 23:14:44,917 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-19 23:14:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-19 23:14:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-19 23:14:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-19 23:14:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2022-07-19 23:14:44,918 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2022-07-19 23:14:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 23:14:44,918 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-19 23:14:44,919 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-19 23:14:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-19 23:14:44,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-19 23:14:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-19 23:14:44,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-19 23:14:44,919 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-19 23:14:44,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-19 23:14:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-19 23:14:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-19 23:14:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2022-07-19 23:14:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2022-07-19 23:14:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-19 23:14:44,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-19 23:14:44,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:14:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-19 23:14:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-19 23:14:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-19 23:14:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-19 23:14:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-19 23:14:44,921 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-19 23:14:44,921 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-19 23:14:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-19 23:14:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-19 23:14:44,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-19 23:14:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-19 23:14:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-19 23:14:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-19 23:14:44,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-19 23:14:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:14:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-19 23:14:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-19 23:14:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-19 23:14:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-19 23:14:44,923 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-19 23:14:44,923 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-19 23:14:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-19 23:14:44,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-19 23:14:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-19 23:14:44,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-19 23:14:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-19 23:14:44,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-19 23:14:44,924 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-19 23:14:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-19 23:14:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-19 23:14:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-19 23:14:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-19 23:14:44,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-19 23:14:44,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-19 23:14:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-19 23:14:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-19 23:14:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-19 23:14:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-19 23:14:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-19 23:14:44,926 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-19 23:14:44,926 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-19 23:14:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-19 23:14:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-19 23:14:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-19 23:14:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-19 23:14:44,927 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-19 23:14:44,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-19 23:14:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-19 23:14:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-19 23:14:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-19 23:14:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-19 23:14:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-19 23:14:44,928 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-19 23:14:44,928 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-19 23:14:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-19 23:14:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-19 23:14:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-19 23:14:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-19 23:14:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-19 23:14:44,929 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-19 23:14:44,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-19 23:14:44,930 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2022-07-19 23:14:44,932 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2022-07-19 23:14:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-19 23:14:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-19 23:14:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-19 23:14:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-19 23:14:44,932 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-19 23:14:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-19 23:14:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-19 23:14:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-19 23:14:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2022-07-19 23:14:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2022-07-19 23:14:44,933 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2022-07-19 23:14:44,933 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2022-07-19 23:14:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-19 23:14:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-19 23:14:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-19 23:14:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-19 23:14:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-19 23:14:44,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-19 23:14:44,934 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-19 23:14:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-19 23:14:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-19 23:14:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-19 23:14:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-19 23:14:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-19 23:14:44,935 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-19 23:14:44,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-19 23:14:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-19 23:14:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-19 23:14:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-19 23:14:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-19 23:14:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-19 23:14:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-19 23:14:44,936 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-19 23:14:44,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-19 23:14:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-19 23:14:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-19 23:14:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-19 23:14:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-19 23:14:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-19 23:14:44,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-19 23:14:44,937 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-19 23:14:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-19 23:14:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-19 23:14:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-19 23:14:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-19 23:14:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-19 23:14:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-19 23:14:44,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-19 23:14:44,938 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-19 23:14:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-19 23:14:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-19 23:14:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-19 23:14:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-19 23:14:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-19 23:14:44,939 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-19 23:14:44,939 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-19 23:14:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-19 23:14:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-19 23:14:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-19 23:14:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-19 23:14:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-19 23:14:44,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-19 23:14:44,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-19 23:14:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-19 23:14:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-19 23:14:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-19 23:14:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-19 23:14:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-19 23:14:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-19 23:14:44,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-19 23:14:44,941 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-19 23:14:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-19 23:14:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-19 23:14:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-19 23:14:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-19 23:14:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-19 23:14:44,942 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-19 23:14:44,942 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-19 23:14:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-19 23:14:44,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-19 23:14:46,327 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:14:46,331 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:17:56,921 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:17:56,957 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:17:56,957 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 23:17:56,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:17:56 BoogieIcfgContainer [2022-07-19 23:17:56,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:17:56,966 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:17:56,966 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:17:56,969 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:17:56,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:14:37" (1/3) ... [2022-07-19 23:17:56,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@219d2391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:17:56, skipping insertion in model container [2022-07-19 23:17:56,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:14:43" (2/3) ... [2022-07-19 23:17:56,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@219d2391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:17:56, skipping insertion in model container [2022-07-19 23:17:56,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:17:56" (3/3) ... [2022-07-19 23:17:56,975 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-07-19 23:17:56,988 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:17:56,988 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:17:57,127 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:17:57,135 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@5fc345ed, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4eb2ed52 [2022-07-19 23:17:57,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:17:57,153 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) [2022-07-19 23:17:57,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-07-19 23:17:57,182 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:17:57,183 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:17:57,183 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:17:57,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:17:57,188 INFO L85 PathProgramCache]: Analyzing trace with hash -278435688, now seen corresponding path program 1 times [2022-07-19 23:17:57,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:17:57,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [69860364] [2022-07-19 23:17:57,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:17:57,210 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:17:57,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:17:57,217 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-19 23:17:57,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-19 23:17:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:17:59,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 4297 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:17:59,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:18:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:18:00,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:18:00,064 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:18:00,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [69860364] [2022-07-19 23:18:00,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [69860364] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:18:00,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:18:00,065 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:18:00,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313368179] [2022-07-19 23:18:00,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:18:00,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:18:00,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:18:00,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:18:00,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:18:00,112 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) [2022-07-19 23:18:01,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:18:01,162 INFO L93 Difference]: Finished difference Result 13939 states and 20501 transitions. [2022-07-19 23:18:01,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:18:01,165 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 [2022-07-19 23:18:01,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:18:01,256 INFO L225 Difference]: With dead ends: 13939 [2022-07-19 23:18:01,257 INFO L226 Difference]: Without dead ends: 9264 [2022-07-19 23:18:01,304 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 [2022-07-19 23:18:01,309 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 [2022-07-19 23:18:01,311 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] [2022-07-19 23:18:01,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9264 states. [2022-07-19 23:18:01,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9264 to 9260. [2022-07-19 23:18:01,860 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) [2022-07-19 23:18:01,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9260 states to 9260 states and 13467 transitions. [2022-07-19 23:18:01,936 INFO L78 Accepts]: Start accepts. Automaton has 9260 states and 13467 transitions. Word has length 17 [2022-07-19 23:18:01,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:18:01,937 INFO L495 AbstractCegarLoop]: Abstraction has 9260 states and 13467 transitions. [2022-07-19 23:18:01,937 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) [2022-07-19 23:18:01,937 INFO L276 IsEmpty]: Start isEmpty. Operand 9260 states and 13467 transitions. [2022-07-19 23:18:01,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-07-19 23:18:01,942 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:18:01,942 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:18:02,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-19 23:18:02,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:18:02,164 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:18:02,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:18:02,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1011919493, now seen corresponding path program 1 times [2022-07-19 23:18:02,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:18:02,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1345596926] [2022-07-19 23:18:02,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:18:02,171 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:18:02,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:18:02,173 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-19 23:18:02,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-19 23:18:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:18:04,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 4309 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:18:04,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:18:05,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:18:05,301 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:18:05,302 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:18:05,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1345596926] [2022-07-19 23:18:05,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1345596926] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:18:05,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:18:05,303 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:18:05,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433002755] [2022-07-19 23:18:05,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:18:05,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:18:05,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:18:05,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:18:05,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:18:05,305 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) [2022-07-19 23:18:05,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:18:05,922 INFO L93 Difference]: Finished difference Result 9262 states and 13468 transitions. [2022-07-19 23:18:05,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:18:05,923 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 [2022-07-19 23:18:05,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:18:05,990 INFO L225 Difference]: With dead ends: 9262 [2022-07-19 23:18:05,991 INFO L226 Difference]: Without dead ends: 9259 [2022-07-19 23:18:06,001 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 [2022-07-19 23:18:06,003 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 [2022-07-19 23:18:06,005 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] [2022-07-19 23:18:06,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9259 states. [2022-07-19 23:18:06,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9259 to 9259. [2022-07-19 23:18:06,454 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) [2022-07-19 23:18:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9259 states to 9259 states and 13465 transitions. [2022-07-19 23:18:06,523 INFO L78 Accepts]: Start accepts. Automaton has 9259 states and 13465 transitions. Word has length 19 [2022-07-19 23:18:06,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:18:06,523 INFO L495 AbstractCegarLoop]: Abstraction has 9259 states and 13465 transitions. [2022-07-19 23:18:06,524 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) [2022-07-19 23:18:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 9259 states and 13465 transitions. [2022-07-19 23:18:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-19 23:18:06,526 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:18:06,527 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] [2022-07-19 23:18:06,610 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-19 23:18:06,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:18:06,748 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:18:06,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:18:06,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1307283779, now seen corresponding path program 1 times [2022-07-19 23:18:06,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:18:06,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [27390675] [2022-07-19 23:18:06,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:18:06,754 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:18:06,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:18:06,755 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-19 23:18:06,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-19 23:18:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:18:09,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 4310 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:18:09,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:18:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:18:09,852 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:18:09,852 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:18:09,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [27390675] [2022-07-19 23:18:09,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [27390675] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:18:09,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:18:09,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:18:09,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084280665] [2022-07-19 23:18:09,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:18:09,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:18:09,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:18:09,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:18:09,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:18:09,854 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) [2022-07-19 23:18:10,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:18:10,466 INFO L93 Difference]: Finished difference Result 9261 states and 13466 transitions. [2022-07-19 23:18:10,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:18:10,467 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 [2022-07-19 23:18:10,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:18:10,546 INFO L225 Difference]: With dead ends: 9261 [2022-07-19 23:18:10,546 INFO L226 Difference]: Without dead ends: 9258 [2022-07-19 23:18:10,557 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 [2022-07-19 23:18:10,560 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 [2022-07-19 23:18:10,561 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] [2022-07-19 23:18:10,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9258 states. [2022-07-19 23:18:10,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9258 to 9258. [2022-07-19 23:18:10,932 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) [2022-07-19 23:18:10,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9258 states to 9258 states and 13463 transitions. [2022-07-19 23:18:10,987 INFO L78 Accepts]: Start accepts. Automaton has 9258 states and 13463 transitions. Word has length 20 [2022-07-19 23:18:10,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:18:10,987 INFO L495 AbstractCegarLoop]: Abstraction has 9258 states and 13463 transitions. [2022-07-19 23:18:10,988 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) [2022-07-19 23:18:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 9258 states and 13463 transitions. [2022-07-19 23:18:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-19 23:18:10,990 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:18:10,991 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] [2022-07-19 23:18:11,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-19 23:18:11,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:18:11,212 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:18:11,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:18:11,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1873637186, now seen corresponding path program 1 times [2022-07-19 23:18:11,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:18:11,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1343563456] [2022-07-19 23:18:11,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:18:11,217 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:18:11,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:18:11,223 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-19 23:18:11,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-19 23:18:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:18:14,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 4311 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:18:14,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:18:14,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:18:14,591 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:18:14,591 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:18:14,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1343563456] [2022-07-19 23:18:14,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1343563456] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:18:14,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:18:14,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:18:14,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73027560] [2022-07-19 23:18:14,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:18:14,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:18:14,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:18:14,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:18:14,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:18:14,592 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) [2022-07-19 23:18:15,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:18:15,316 INFO L93 Difference]: Finished difference Result 9856 states and 14301 transitions. [2022-07-19 23:18:15,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:18:15,317 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 [2022-07-19 23:18:15,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:18:15,362 INFO L225 Difference]: With dead ends: 9856 [2022-07-19 23:18:15,362 INFO L226 Difference]: Without dead ends: 9852 [2022-07-19 23:18:15,370 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 [2022-07-19 23:18:15,372 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 [2022-07-19 23:18:15,374 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] [2022-07-19 23:18:15,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9852 states. [2022-07-19 23:18:15,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9852 to 9850. [2022-07-19 23:18:15,708 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) [2022-07-19 23:18:15,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9850 states to 9850 states and 14294 transitions. [2022-07-19 23:18:15,763 INFO L78 Accepts]: Start accepts. Automaton has 9850 states and 14294 transitions. Word has length 21 [2022-07-19 23:18:15,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:18:15,764 INFO L495 AbstractCegarLoop]: Abstraction has 9850 states and 14294 transitions. [2022-07-19 23:18:15,764 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) [2022-07-19 23:18:15,764 INFO L276 IsEmpty]: Start isEmpty. Operand 9850 states and 14294 transitions. [2022-07-19 23:18:15,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-19 23:18:15,766 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:18:15,767 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] [2022-07-19 23:18:15,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-19 23:18:15,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:18:15,987 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:18:15,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:18:15,988 INFO L85 PathProgramCache]: Analyzing trace with hash 2044248544, now seen corresponding path program 1 times [2022-07-19 23:18:15,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:18:15,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [79461598] [2022-07-19 23:18:15,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:18:15,992 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:18:15,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:18:15,993 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-19 23:18:15,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-19 23:18:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:18:18,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 4312 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:18:18,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:18:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 23:18:18,866 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:18:18,866 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:18:18,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [79461598] [2022-07-19 23:18:18,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [79461598] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:18:18,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:18:18,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:18:18,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980733908] [2022-07-19 23:18:18,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:18:18,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:18:18,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:18:18,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:18:18,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:18:18,868 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) [2022-07-19 23:18:19,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:18:19,371 INFO L93 Difference]: Finished difference Result 9852 states and 14295 transitions. [2022-07-19 23:18:19,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:18:19,428 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 [2022-07-19 23:18:19,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:18:19,474 INFO L225 Difference]: With dead ends: 9852 [2022-07-19 23:18:19,474 INFO L226 Difference]: Without dead ends: 9842 [2022-07-19 23:18:19,483 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 [2022-07-19 23:18:19,484 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 [2022-07-19 23:18:19,485 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] [2022-07-19 23:18:19,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9842 states. [2022-07-19 23:18:19,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9842 to 9842. [2022-07-19 23:18:19,833 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) [2022-07-19 23:18:19,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9842 states to 9842 states and 14284 transitions. [2022-07-19 23:18:19,998 INFO L78 Accepts]: Start accepts. Automaton has 9842 states and 14284 transitions. Word has length 22 [2022-07-19 23:18:19,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:18:19,998 INFO L495 AbstractCegarLoop]: Abstraction has 9842 states and 14284 transitions. [2022-07-19 23:18:19,998 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) [2022-07-19 23:18:19,999 INFO L276 IsEmpty]: Start isEmpty. Operand 9842 states and 14284 transitions. [2022-07-19 23:18:20,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-07-19 23:18:20,014 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:18:20,014 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] [2022-07-19 23:18:20,079 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-19 23:18:20,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:18:20,235 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:18:20,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:18:20,237 INFO L85 PathProgramCache]: Analyzing trace with hash -790130738, now seen corresponding path program 1 times [2022-07-19 23:18:20,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:18:20,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1338501538] [2022-07-19 23:18:20,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:18:20,242 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:18:20,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:18:20,244 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) [2022-07-19 23:18:20,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-19 23:18:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:18:22,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 4924 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:18:22,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:18:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-07-19 23:18:23,150 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:18:23,150 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:18:23,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1338501538] [2022-07-19 23:18:23,150 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1338501538] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:18:23,150 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:18:23,150 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:18:23,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057666841] [2022-07-19 23:18:23,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:18:23,151 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:18:23,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:18:23,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:18:23,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:18:23,152 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) [2022-07-19 23:18:25,650 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 23:18:28,761 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-19 23:18:28,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:18:28,990 INFO L93 Difference]: Finished difference Result 26470 states and 38230 transitions. [2022-07-19 23:18:28,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:18:28,991 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 [2022-07-19 23:18:28,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:18:29,066 INFO L225 Difference]: With dead ends: 26470 [2022-07-19 23:18:29,067 INFO L226 Difference]: Without dead ends: 16631 [2022-07-19 23:18:29,115 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 [2022-07-19 23:18:29,116 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 [2022-07-19 23:18:29,117 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] [2022-07-19 23:18:29,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16631 states. [2022-07-19 23:18:29,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16631 to 16622. [2022-07-19 23:18:29,743 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) [2022-07-19 23:18:29,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16622 states to 16622 states and 23937 transitions. [2022-07-19 23:18:29,818 INFO L78 Accepts]: Start accepts. Automaton has 16622 states and 23937 transitions. Word has length 73 [2022-07-19 23:18:29,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:18:29,819 INFO L495 AbstractCegarLoop]: Abstraction has 16622 states and 23937 transitions. [2022-07-19 23:18:29,819 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) [2022-07-19 23:18:29,819 INFO L276 IsEmpty]: Start isEmpty. Operand 16622 states and 23937 transitions. [2022-07-19 23:18:29,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-07-19 23:18:29,829 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:18:29,829 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] [2022-07-19 23:18:29,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-07-19 23:18:30,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:18:30,045 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:18:30,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:18:30,045 INFO L85 PathProgramCache]: Analyzing trace with hash -802117659, now seen corresponding path program 1 times [2022-07-19 23:18:30,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:18:30,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591493524] [2022-07-19 23:18:30,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:18:30,049 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:18:30,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:18:30,050 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) [2022-07-19 23:18:30,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-19 23:18:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:18:32,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 4527 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:18:32,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:18:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-07-19 23:18:32,757 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:18:32,757 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:18:32,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591493524] [2022-07-19 23:18:32,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591493524] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:18:32,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:18:32,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:18:32,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641887771] [2022-07-19 23:18:32,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:18:32,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:18:32,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:18:32,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:18:32,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:18:32,759 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) [2022-07-19 23:18:34,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:18:34,123 INFO L93 Difference]: Finished difference Result 49820 states and 71737 transitions. [2022-07-19 23:18:34,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:18:34,124 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 [2022-07-19 23:18:34,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:18:34,283 INFO L225 Difference]: With dead ends: 49820 [2022-07-19 23:18:34,283 INFO L226 Difference]: Without dead ends: 33201 [2022-07-19 23:18:34,357 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 [2022-07-19 23:18:34,359 INFO L413 NwaCegarLoop]: 9081 mSDtfsCounter, 6701 mSDsluCounter, 6718 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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 [2022-07-19 23:18:34,359 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] [2022-07-19 23:18:34,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33201 states.