./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 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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-?-6c24879 [2022-07-12 12:11:41,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:11:41,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:11:41,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:11:41,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:11:41,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:11:41,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:11:41,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:11:41,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:11:41,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:11:41,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:11:41,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:11:41,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:11:41,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:11:41,345 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:11:41,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:11:41,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:11:41,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:11:41,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:11:41,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:11:41,356 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:11:41,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:11:41,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:11:41,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:11:41,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:11:41,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:11:41,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:11:41,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:11:41,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:11:41,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:11:41,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:11:41,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:11:41,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:11:41,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:11:41,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:11:41,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:11:41,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:11:41,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:11:41,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:11:41,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:11:41,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:11:41,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:11:41,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 12:11:41,398 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:11:41,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:11:41,398 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:11:41,398 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:11:41,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:11:41,399 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:11:41,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:11:41,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:11:41,400 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:11:41,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:11:41,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 12:11:41,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:11:41,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:11:41,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:11:41,401 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:11:41,401 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:11:41,402 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:11:41,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:11:41,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:11:41,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:11:41,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:11:41,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:11:41,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:11:41,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:11:41,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:11:41,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 12:11:41,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 12:11:41,404 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:11:41,404 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:11:41,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:11:41,405 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2022-07-12 12:11:41,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:11:41,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:11:41,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:11:41,632 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:11:41,632 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:11:41,633 INFO L432 ainManager$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 [2022-07-12 12:11:41,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b6afc5fd/b31203997334419b95c09140d8cb556f/FLAG7180f0193 [2022-07-12 12:11:42,413 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:11:42,414 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 [2022-07-12 12:11:42,471 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b6afc5fd/b31203997334419b95c09140d8cb556f/FLAG7180f0193 [2022-07-12 12:11:42,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b6afc5fd/b31203997334419b95c09140d8cb556f [2022-07-12 12:11:42,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:11:42,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:11:42,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:11:42,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:11:42,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:11:42,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:11:42" (1/1) ... [2022-07-12 12:11:42,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad264e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:42, skipping insertion in model container [2022-07-12 12:11:42,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:11:42" (1/1) ... [2022-07-12 12:11:42,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:11:42,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:11:46,440 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] [2022-07-12 12:11:46,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:11:46,659 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:11:46,799 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) [2022-07-12 12:11:46,817 INFO L158 Benchmark]: Toolchain (without parser) took 4154.91ms. Allocated memory was 96.5MB in the beginning and 176.2MB in the end (delta: 79.7MB). Free memory was 49.7MB in the beginning and 88.9MB in the end (delta: -39.1MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2022-07-12 12:11:46,817 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 12:11:46,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4152.34ms. Allocated memory was 96.5MB in the beginning and 176.2MB in the end (delta: 79.7MB). Free memory was 49.4MB in the beginning and 88.9MB in the end (delta: -39.5MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2022-07-12 12:11:46,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 96.5MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 47.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4152.34ms. Allocated memory was 96.5MB in the beginning and 176.2MB in the end (delta: 79.7MB). Free memory was 49.4MB in the beginning and 88.9MB in the end (delta: -39.5MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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-?-6c24879 [2022-07-12 12:11:48,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:11:48,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:11:48,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:11:48,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:11:48,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:11:48,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:11:48,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:11:48,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:11:48,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:11:48,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:11:48,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:11:48,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:11:48,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:11:48,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:11:48,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:11:48,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:11:48,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:11:48,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:11:48,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:11:48,398 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:11:48,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:11:48,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:11:48,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:11:48,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:11:48,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:11:48,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:11:48,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:11:48,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:11:48,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:11:48,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:11:48,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:11:48,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:11:48,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:11:48,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:11:48,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:11:48,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:11:48,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:11:48,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:11:48,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:11:48,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:11:48,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:11:48,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 12:11:48,453 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:11:48,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:11:48,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:11:48,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:11:48,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:11:48,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:11:48,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:11:48,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:11:48,455 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:11:48,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:11:48,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:11:48,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:11:48,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:11:48,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:11:48,457 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 12:11:48,457 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 12:11:48,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 12:11:48,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:11:48,457 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:11:48,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:11:48,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:11:48,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:11:48,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:11:48,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:11:48,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:11:48,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:11:48,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:11:48,459 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 12:11:48,459 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 12:11:48,459 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:11:48,459 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:11:48,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:11:48,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 12:11:48,459 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0ea6f57e56343c309beb482be7e91bdb158dd17f1a1c3ab8bad32fab13935ec [2022-07-12 12:11:48,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:11:48,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:11:48,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:11:48,712 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:11:48,712 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:11:48,713 INFO L432 ainManager$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 [2022-07-12 12:11:48,766 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7651ce234/d68afd09e7554f42aa81d871386dddda/FLAG06ef6e945 [2022-07-12 12:11:49,570 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:11:49,571 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 [2022-07-12 12:11:49,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7651ce234/d68afd09e7554f42aa81d871386dddda/FLAG06ef6e945 [2022-07-12 12:11:49,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7651ce234/d68afd09e7554f42aa81d871386dddda [2022-07-12 12:11:49,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:11:49,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:11:49,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:11:49,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:11:49,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:11:49,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:11:49" (1/1) ... [2022-07-12 12:11:49,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6644de84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:49, skipping insertion in model container [2022-07-12 12:11:49,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:11:49" (1/1) ... [2022-07-12 12:11:49,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:11:49,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:11:53,958 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] [2022-07-12 12:11:54,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:11:54,126 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 12:11:54,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:11:54,579 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] [2022-07-12 12:11:54,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:11:54,640 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:11:55,008 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] [2022-07-12 12:11:55,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:11:55,256 INFO L208 MainTranslator]: Completed translation [2022-07-12 12:11:55,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55 WrapperNode [2022-07-12 12:11:55,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 12:11:55,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 12:11:55,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 12:11:55,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 12:11:55,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:55,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:55,696 INFO L137 Inliner]: procedures = 603, calls = 7081, calls flagged for inlining = 252, calls inlined = 236, statements flattened = 13839 [2022-07-12 12:11:55,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 12:11:55,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 12:11:55,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 12:11:55,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 12:11:55,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:55,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:55,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:55,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:56,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:56,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:56,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:56,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 12:11:56,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 12:11:56,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 12:11:56,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 12:11:56,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (1/1) ... [2022-07-12 12:11:56,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:11:56,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 12:11:56,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 12:11:56,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 12:11:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 12:11:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 12:11:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-12 12:11:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-12 12:11:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-12 12:11:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-12 12:11:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-12 12:11:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-12 12:11:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-12 12:11:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-12 12:11:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-12 12:11:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-12 12:11:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-12 12:11:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-12 12:11:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-12 12:11:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 12:11:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 12:11:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-12 12:11:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-12 12:11:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-12 12:11:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-12 12:11:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-12 12:11:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-12 12:11:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_qlge_err_handler_release_3 [2022-07-12 12:11:56,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_qlge_err_handler_release_3 [2022-07-12 12:11:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-12 12:11:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-12 12:11:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-12 12:11:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-12 12:11:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-12 12:11:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-12 12:11:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-12 12:11:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-12 12:11:56,246 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-12 12:11:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-12 12:11:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-12 12:11:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-12 12:11:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-12 12:11:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-12 12:11:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 12:11:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 12:11:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-12 12:11:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-12 12:11:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 12:11:56,248 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 12:11:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-12 12:11:56,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-12 12:11:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2022-07-12 12:11:56,248 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2022-07-12 12:11:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 12:11:56,248 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 12:11:56,248 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-12 12:11:56,249 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-12 12:11:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-12 12:11:56,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-12 12:11:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-12 12:11:56,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-12 12:11:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-12 12:11:56,249 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-12 12:11:56,249 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 12:11:56,249 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 12:11:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-12 12:11:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-12 12:11:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 12:11:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 12:11:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 12:11:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 12:11:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-12 12:11:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-12 12:11:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 12:11:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 12:11:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-12 12:11:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-12 12:11:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-12 12:11:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-12 12:11:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-12 12:11:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-12 12:11:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-12 12:11:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-12 12:11:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 12:11:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 12:11:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 12:11:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-12 12:11:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-12 12:11:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-12 12:11:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-12 12:11:56,252 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-12 12:11:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-12 12:11:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 12:11:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 12:11:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-12 12:11:56,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-12 12:11:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 12:11:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-12 12:11:56,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-12 12:11:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-12 12:11:56,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-12 12:11:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-12 12:11:56,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-12 12:11:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 12:11:56,254 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 12:11:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-12 12:11:56,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-12 12:11:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-12 12:11:56,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-12 12:11:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-12 12:11:56,255 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-12 12:11:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 12:11:56,255 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 12:11:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-12 12:11:56,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-12 12:11:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 12:11:56,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 12:11:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-12 12:11:56,256 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-12 12:11:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-12 12:11:56,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-12 12:11:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-12 12:11:56,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-12 12:11:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-12 12:11:56,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-12 12:11:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 12:11:56,256 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 12:11:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 12:11:56,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 12:11:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-12 12:11:56,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-12 12:11:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-12 12:11:56,257 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-12 12:11:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-12 12:11:56,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-12 12:11:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-12 12:11:56,258 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-12 12:11:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 12:11:56,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 12:11:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 12:11:56,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 12:11:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 12:11:56,258 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 12:11:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-12 12:11:56,258 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-12 12:11:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-12 12:11:56,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-12 12:11:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-12 12:11:56,259 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-12 12:11:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-12 12:11:56,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-12 12:11:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-12 12:11:56,259 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-12 12:11:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-12 12:11:56,259 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-12 12:11:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-12 12:11:56,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-12 12:11:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-12 12:11:56,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-12 12:11:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 12:11:56,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 12:11:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 12:11:56,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 12:11:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-12 12:11:56,261 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-12 12:11:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-12 12:11:56,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-12 12:11:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-12 12:11:56,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-12 12:11:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-12 12:11:56,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-12 12:11:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 12:11:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-12 12:11:56,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-12 12:11:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-12 12:11:56,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-12 12:11:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-12 12:11:56,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-12 12:11:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 12:11:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 12:11:56,262 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 12:11:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2022-07-12 12:11:56,262 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2022-07-12 12:11:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 12:11:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 12:11:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 12:11:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 12:11:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 12:11:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 12:11:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-12 12:11:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-12 12:11:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-12 12:11:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-12 12:11:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2022-07-12 12:11:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2022-07-12 12:11:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 12:11:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 12:11:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-12 12:11:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-12 12:11:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 12:11:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 12:11:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-12 12:11:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-12 12:11:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 12:11:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 12:11:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-12 12:11:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-12 12:11:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-12 12:11:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-12 12:11:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-12 12:11:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-12 12:11:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 12:11:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 12:11:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 12:11:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 12:11:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-12 12:11:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-12 12:11:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-12 12:11:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-12 12:11:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-12 12:11:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-12 12:11:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-12 12:11:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-12 12:11:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-12 12:11:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-12 12:11:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 12:11:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 12:11:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 12:11:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 12:11:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-12 12:11:56,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mpi_mutex_of_ql_adapter [2022-07-12 12:11:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 12:11:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2022-07-12 12:11:56,268 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2022-07-12 12:11:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 12:11:56,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 12:11:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-12 12:11:56,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-12 12:11:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-12 12:11:56,268 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-12 12:11:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-12 12:11:56,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-12 12:11:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 12:11:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-12 12:11:56,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-12 12:11:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 12:11:56,269 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 12:11:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 12:11:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-12 12:11:56,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-12 12:11:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 12:11:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 12:11:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 12:11:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 12:11:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-12 12:11:56,270 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-12 12:11:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-12 12:11:56,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-12 12:11:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-12 12:11:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-12 12:11:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-12 12:11:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-12 12:11:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 12:11:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 12:11:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-12 12:11:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-12 12:11:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-12 12:11:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-12 12:11:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-12 12:11:56,272 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-12 12:11:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-12 12:11:56,272 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-12 12:11:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-12 12:11:56,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-12 12:11:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-12 12:11:56,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-12 12:11:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-12 12:11:56,273 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-12 12:11:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-12 12:11:56,273 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-12 12:11:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-12 12:11:56,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mpi_mutex_of_ql_adapter [2022-07-12 12:11:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 12:11:56,273 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 12:11:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 12:11:56,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 12:11:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 12:11:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 12:11:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-12 12:11:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-12 12:11:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-12 12:11:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-12 12:11:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 12:11:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 12:11:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 12:11:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 12:11:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-12 12:11:56,275 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-12 12:11:56,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-12 12:11:56,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-12 12:11:56,275 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 12:11:56,275 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 12:11:56,275 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-12 12:11:56,275 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-12 12:11:56,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-12 12:11:56,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-12 12:11:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-12 12:11:56,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-12 12:11:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-12 12:11:56,276 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-12 12:11:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-12 12:11:56,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-12 12:11:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 12:11:56,276 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 12:11:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-12 12:11:56,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-12 12:11:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2022-07-12 12:11:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2022-07-12 12:11:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 12:11:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 12:11:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 12:11:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-12 12:11:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-12 12:11:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 12:11:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 12:11:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-12 12:11:56,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-12 12:11:56,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 12:11:56,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 12:11:56,278 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2022-07-12 12:11:56,278 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2022-07-12 12:11:56,278 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-12 12:11:56,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-12 12:11:56,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 12:11:56,278 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-12 12:11:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-12 12:11:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-12 12:11:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-12 12:11:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-12 12:11:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-12 12:11:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-12 12:11:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-12 12:11:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-12 12:11:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-12 12:11:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 12:11:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 12:11:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 12:11:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 12:11:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 12:11:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-12 12:11:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-12 12:11:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-12 12:11:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-12 12:11:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-12 12:11:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-12 12:11:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 12:11:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 12:11:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-12 12:11:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-12 12:11:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 12:11:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 12:11:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 12:11:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 12:11:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-12 12:11:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-12 12:11:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-12 12:11:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-12 12:11:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-12 12:11:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-12 12:11:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-12 12:11:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-12 12:11:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 12:11:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 12:11:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-12 12:11:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-12 12:11:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-12 12:11:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-12 12:11:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 12:11:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 12:11:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-12 12:11:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-12 12:11:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-12 12:11:56,284 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-12 12:11:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 12:11:56,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 12:11:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 12:11:56,284 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 12:11:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-12 12:11:56,284 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-12 12:11:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-12 12:11:56,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-12 12:11:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 12:11:56,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 12:11:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-12 12:11:56,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-12 12:11:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2022-07-12 12:11:56,285 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2022-07-12 12:11:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 12:11:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 12:11:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 12:11:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 12:11:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-12 12:11:56,286 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-12 12:11:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 12:11:56,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 12:11:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2022-07-12 12:11:56,286 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2022-07-12 12:11:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2022-07-12 12:11:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2022-07-12 12:11:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-12 12:11:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-12 12:11:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 12:11:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 12:11:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 12:11:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 12:11:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-12 12:11:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-12 12:11:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-12 12:11:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-12 12:11:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 12:11:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 12:11:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-12 12:11:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-12 12:11:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-12 12:11:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-12 12:11:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-12 12:11:56,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-12 12:11:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 12:11:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 12:11:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-12 12:11:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-12 12:11:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-12 12:11:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-12 12:11:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-12 12:11:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-12 12:11:56,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-12 12:11:56,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-12 12:11:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 12:11:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 12:11:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-12 12:11:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-12 12:11:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-12 12:11:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-12 12:11:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-12 12:11:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-12 12:11:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-12 12:11:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-12 12:11:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-12 12:11:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-12 12:11:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-12 12:11:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-12 12:11:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-12 12:11:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-12 12:11:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-12 12:11:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-12 12:11:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-12 12:11:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-12 12:11:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-12 12:11:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-12 12:11:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-12 12:11:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-12 12:11:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 12:11:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 12:11:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-12 12:11:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-12 12:11:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-12 12:11:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-12 12:11:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-12 12:11:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-12 12:11:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-12 12:11:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-12 12:11:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-12 12:11:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-12 12:11:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-12 12:11:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-12 12:11:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-12 12:11:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-12 12:11:57,453 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 12:11:57,459 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 12:15:19,199 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 12:15:19,226 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 12:15:19,226 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 12:15:19,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:15:19 BoogieIcfgContainer [2022-07-12 12:15:19,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 12:15:19,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 12:15:19,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 12:15:19,241 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 12:15:19,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 12:11:49" (1/3) ... [2022-07-12 12:15:19,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f16935a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:15:19, skipping insertion in model container [2022-07-12 12:15:19,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:11:55" (2/3) ... [2022-07-12 12:15:19,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f16935a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:15:19, skipping insertion in model container [2022-07-12 12:15:19,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:15:19" (3/3) ... [2022-07-12 12:15:19,244 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--qlogic--qlge--qlge.ko-main.cil.out.i [2022-07-12 12:15:19,259 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 12:15:19,260 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 12:15:19,387 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 12:15:19,395 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@1bc331a0, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7a5538c1 [2022-07-12 12:15:19,396 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 12:15:19,413 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) [2022-07-12 12:15:19,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-07-12 12:15:19,429 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:19,430 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 12:15:19,430 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:19,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:19,435 INFO L85 PathProgramCache]: Analyzing trace with hash -278435688, now seen corresponding path program 1 times [2022-07-12 12:15:19,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:19,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1362911475] [2022-07-12 12:15:19,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:19,455 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:19,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:19,461 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:15:19,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 12:15:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:15:22,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 4297 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:15:22,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:15:22,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 12:15:22,614 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:15:22,614 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:15:22,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1362911475] [2022-07-12 12:15:22,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1362911475] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:15:22,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:15:22,615 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:15:22,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842621193] [2022-07-12 12:15:22,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:15:22,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:15:22,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:15:22,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:15:22,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:15:22,646 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) [2022-07-12 12:15:23,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:15:23,979 INFO L93 Difference]: Finished difference Result 13939 states and 20501 transitions. [2022-07-12 12:15:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:15:23,982 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 [2022-07-12 12:15:23,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:15:24,096 INFO L225 Difference]: With dead ends: 13939 [2022-07-12 12:15:24,096 INFO L226 Difference]: Without dead ends: 9264 [2022-07-12 12:15:24,151 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 [2022-07-12 12:15:24,154 INFO L413 NwaCegarLoop]: 7875 mSDtfsCounter, 6737 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 12:15:24,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6737 Valid, 14630 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 12:15:24,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9264 states. [2022-07-12 12:15:24,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9264 to 9260. [2022-07-12 12:15:24,575 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) [2022-07-12 12:15:24,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9260 states to 9260 states and 13467 transitions. [2022-07-12 12:15:24,652 INFO L78 Accepts]: Start accepts. Automaton has 9260 states and 13467 transitions. Word has length 17 [2022-07-12 12:15:24,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:15:24,653 INFO L495 AbstractCegarLoop]: Abstraction has 9260 states and 13467 transitions. [2022-07-12 12:15:24,653 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) [2022-07-12 12:15:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 9260 states and 13467 transitions. [2022-07-12 12:15:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-07-12 12:15:24,658 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:24,658 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 12:15:24,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 12:15:24,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:15:24,884 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:24,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:24,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1011919493, now seen corresponding path program 1 times [2022-07-12 12:15:24,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:24,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735582315] [2022-07-12 12:15:24,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:24,893 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:24,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:24,894 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:15:24,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 12:15:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:15:27,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 4309 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:15:27,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:15:28,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 12:15:28,110 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:15:28,110 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:15:28,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735582315] [2022-07-12 12:15:28,110 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [735582315] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:15:28,110 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:15:28,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:15:28,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473149580] [2022-07-12 12:15:28,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:15:28,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:15:28,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:15:28,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:15:28,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:15:28,112 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) [2022-07-12 12:15:28,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:15:28,831 INFO L93 Difference]: Finished difference Result 9262 states and 13468 transitions. [2022-07-12 12:15:28,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:15:28,832 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 [2022-07-12 12:15:28,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:15:28,893 INFO L225 Difference]: With dead ends: 9262 [2022-07-12 12:15:28,893 INFO L226 Difference]: Without dead ends: 9259 [2022-07-12 12:15:28,903 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 [2022-07-12 12:15:28,905 INFO L413 NwaCegarLoop]: 6745 mSDtfsCounter, 6730 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 12:15:28,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6730 Valid, 6745 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 12:15:28,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9259 states. [2022-07-12 12:15:29,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9259 to 9259. [2022-07-12 12:15:29,366 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) [2022-07-12 12:15:29,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9259 states to 9259 states and 13465 transitions. [2022-07-12 12:15:29,415 INFO L78 Accepts]: Start accepts. Automaton has 9259 states and 13465 transitions. Word has length 19 [2022-07-12 12:15:29,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:15:29,415 INFO L495 AbstractCegarLoop]: Abstraction has 9259 states and 13465 transitions. [2022-07-12 12:15:29,416 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) [2022-07-12 12:15:29,416 INFO L276 IsEmpty]: Start isEmpty. Operand 9259 states and 13465 transitions. [2022-07-12 12:15:29,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-12 12:15:29,418 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:29,418 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] [2022-07-12 12:15:29,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 12:15:29,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:15:29,623 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:29,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:29,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1307283779, now seen corresponding path program 1 times [2022-07-12 12:15:29,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:29,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [515366368] [2022-07-12 12:15:29,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:29,630 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:29,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:29,636 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:15:29,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 12:15:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:15:31,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 4310 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:15:31,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:15:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 12:15:32,558 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:15:32,558 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:15:32,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [515366368] [2022-07-12 12:15:32,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [515366368] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:15:32,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:15:32,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:15:32,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954696684] [2022-07-12 12:15:32,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:15:32,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:15:32,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:15:32,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:15:32,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:15:32,560 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) [2022-07-12 12:15:33,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:15:33,113 INFO L93 Difference]: Finished difference Result 9261 states and 13466 transitions. [2022-07-12 12:15:33,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:15:33,114 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 [2022-07-12 12:15:33,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:15:33,178 INFO L225 Difference]: With dead ends: 9261 [2022-07-12 12:15:33,178 INFO L226 Difference]: Without dead ends: 9258 [2022-07-12 12:15:33,190 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 [2022-07-12 12:15:33,192 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 [2022-07-12 12:15:33,193 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] [2022-07-12 12:15:33,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9258 states. [2022-07-12 12:15:33,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9258 to 9258. [2022-07-12 12:15:33,460 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) [2022-07-12 12:15:33,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9258 states to 9258 states and 13463 transitions. [2022-07-12 12:15:33,505 INFO L78 Accepts]: Start accepts. Automaton has 9258 states and 13463 transitions. Word has length 20 [2022-07-12 12:15:33,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:15:33,505 INFO L495 AbstractCegarLoop]: Abstraction has 9258 states and 13463 transitions. [2022-07-12 12:15:33,506 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) [2022-07-12 12:15:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 9258 states and 13463 transitions. [2022-07-12 12:15:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-12 12:15:33,507 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:33,508 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] [2022-07-12 12:15:33,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 12:15:33,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:15:33,723 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:33,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:33,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1873637186, now seen corresponding path program 1 times [2022-07-12 12:15:33,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:33,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [493370862] [2022-07-12 12:15:33,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:33,728 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:33,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:33,731 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:15:33,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 12:15:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:15:36,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 4311 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:15:36,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:15:36,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 12:15:36,734 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:15:36,734 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:15:36,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [493370862] [2022-07-12 12:15:36,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [493370862] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:15:36,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:15:36,736 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:15:36,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336301522] [2022-07-12 12:15:36,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:15:36,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:15:36,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:15:36,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:15:36,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:15:36,737 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) [2022-07-12 12:15:37,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:15:37,382 INFO L93 Difference]: Finished difference Result 9856 states and 14301 transitions. [2022-07-12 12:15:37,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:15:37,383 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 [2022-07-12 12:15:37,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:15:37,429 INFO L225 Difference]: With dead ends: 9856 [2022-07-12 12:15:37,430 INFO L226 Difference]: Without dead ends: 9852 [2022-07-12 12:15:37,441 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 [2022-07-12 12:15:37,443 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 [2022-07-12 12:15:37,444 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] [2022-07-12 12:15:37,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9852 states. [2022-07-12 12:15:37,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9852 to 9850. [2022-07-12 12:15:37,735 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) [2022-07-12 12:15:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9850 states to 9850 states and 14294 transitions. [2022-07-12 12:15:37,781 INFO L78 Accepts]: Start accepts. Automaton has 9850 states and 14294 transitions. Word has length 21 [2022-07-12 12:15:37,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:15:37,782 INFO L495 AbstractCegarLoop]: Abstraction has 9850 states and 14294 transitions. [2022-07-12 12:15:37,782 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) [2022-07-12 12:15:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 9850 states and 14294 transitions. [2022-07-12 12:15:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-12 12:15:37,784 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:37,784 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] [2022-07-12 12:15:37,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 12:15:38,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:15:38,011 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:38,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:38,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2044248544, now seen corresponding path program 1 times [2022-07-12 12:15:38,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:38,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1881305373] [2022-07-12 12:15:38,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:38,016 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:38,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:38,018 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:15:38,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 12:15:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:15:40,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 4312 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:15:40,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:15:41,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-12 12:15:41,065 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:15:41,065 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:15:41,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1881305373] [2022-07-12 12:15:41,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1881305373] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:15:41,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:15:41,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:15:41,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072947775] [2022-07-12 12:15:41,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:15:41,066 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:15:41,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:15:41,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:15:41,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:15:41,067 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) [2022-07-12 12:15:41,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:15:41,568 INFO L93 Difference]: Finished difference Result 9852 states and 14295 transitions. [2022-07-12 12:15:41,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:15:41,628 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 [2022-07-12 12:15:41,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:15:41,732 INFO L225 Difference]: With dead ends: 9852 [2022-07-12 12:15:41,732 INFO L226 Difference]: Without dead ends: 9842 [2022-07-12 12:15:41,738 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 [2022-07-12 12:15:41,738 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 [2022-07-12 12:15:41,738 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] [2022-07-12 12:15:41,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9842 states. [2022-07-12 12:15:42,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9842 to 9842. [2022-07-12 12:15:42,044 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) [2022-07-12 12:15:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9842 states to 9842 states and 14284 transitions. [2022-07-12 12:15:42,091 INFO L78 Accepts]: Start accepts. Automaton has 9842 states and 14284 transitions. Word has length 22 [2022-07-12 12:15:42,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:15:42,092 INFO L495 AbstractCegarLoop]: Abstraction has 9842 states and 14284 transitions. [2022-07-12 12:15:42,092 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) [2022-07-12 12:15:42,092 INFO L276 IsEmpty]: Start isEmpty. Operand 9842 states and 14284 transitions. [2022-07-12 12:15:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-07-12 12:15:42,105 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:42,105 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] [2022-07-12 12:15:42,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 12:15:42,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:15:42,319 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:42,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:42,320 INFO L85 PathProgramCache]: Analyzing trace with hash -790130738, now seen corresponding path program 1 times [2022-07-12 12:15:42,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:42,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [458592863] [2022-07-12 12:15:42,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:42,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:42,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:42,326 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) [2022-07-12 12:15:42,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 12:15:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:15:45,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 4924 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:15:45,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:15:45,443 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-07-12 12:15:45,444 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:15:45,444 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:15:45,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [458592863] [2022-07-12 12:15:45,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [458592863] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:15:45,444 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:15:45,444 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:15:45,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111550895] [2022-07-12 12:15:45,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:15:45,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:15:45,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:15:45,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:15:45,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:15:45,446 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) [2022-07-12 12:15:47,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 12:15:51,060 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 12:15:51,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:15:51,393 INFO L93 Difference]: Finished difference Result 26470 states and 38230 transitions. [2022-07-12 12:15:51,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:15:51,394 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 [2022-07-12 12:15:51,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:15:51,459 INFO L225 Difference]: With dead ends: 26470 [2022-07-12 12:15:51,459 INFO L226 Difference]: Without dead ends: 16631 [2022-07-12 12:15:51,498 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 [2022-07-12 12:15:51,499 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, 5.4s IncrementalHoareTripleChecker+Time [2022-07-12 12:15:51,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4439 Valid, 14372 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 56 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2022-07-12 12:15:51,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16631 states. [2022-07-12 12:15:51,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16631 to 16622. [2022-07-12 12:15:51,996 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) [2022-07-12 12:15:52,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16622 states to 16622 states and 23937 transitions. [2022-07-12 12:15:52,073 INFO L78 Accepts]: Start accepts. Automaton has 16622 states and 23937 transitions. Word has length 73 [2022-07-12 12:15:52,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:15:52,075 INFO L495 AbstractCegarLoop]: Abstraction has 16622 states and 23937 transitions. [2022-07-12 12:15:52,075 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) [2022-07-12 12:15:52,075 INFO L276 IsEmpty]: Start isEmpty. Operand 16622 states and 23937 transitions. [2022-07-12 12:15:52,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-07-12 12:15:52,083 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:52,083 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] [2022-07-12 12:15:52,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 12:15:52,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:15:52,307 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:52,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:52,308 INFO L85 PathProgramCache]: Analyzing trace with hash -802117659, now seen corresponding path program 1 times [2022-07-12 12:15:52,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:52,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1575463111] [2022-07-12 12:15:52,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:52,313 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:52,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:52,314 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) [2022-07-12 12:15:52,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-12 12:15:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:15:54,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 4527 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:15:54,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:15:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-07-12 12:15:55,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:15:55,175 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:15:55,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1575463111] [2022-07-12 12:15:55,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1575463111] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:15:55,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:15:55,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:15:55,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112237005] [2022-07-12 12:15:55,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:15:55,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:15:55,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:15:55,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:15:55,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:15:55,178 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) [2022-07-12 12:15:56,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:15:56,404 INFO L93 Difference]: Finished difference Result 49820 states and 71737 transitions. [2022-07-12 12:15:56,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:15:56,405 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 [2022-07-12 12:15:56,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:15:56,607 INFO L225 Difference]: With dead ends: 49820 [2022-07-12 12:15:56,607 INFO L226 Difference]: Without dead ends: 33201 [2022-07-12 12:15:56,697 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 [2022-07-12 12:15:56,698 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 [2022-07-12 12:15:56,699 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] [2022-07-12 12:15:56,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33201 states. [2022-07-12 12:15:57,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33201 to 33198. [2022-07-12 12:15:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33198 states, 23632 states have (on average 1.3640825998645905) internal successors, (32236), 24052 states have internal predecessors, (32236), 7781 states have call successors, (7781), 1785 states have call predecessors, (7781), 1784 states have return successors, (7780), 7684 states have call predecessors, (7780), 7780 states have call successors, (7780) [2022-07-12 12:15:57,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33198 states to 33198 states and 47797 transitions. [2022-07-12 12:15:57,962 INFO L78 Accepts]: Start accepts. Automaton has 33198 states and 47797 transitions. Word has length 69 [2022-07-12 12:15:57,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:15:57,962 INFO L495 AbstractCegarLoop]: Abstraction has 33198 states and 47797 transitions. [2022-07-12 12:15:57,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-07-12 12:15:57,963 INFO L276 IsEmpty]: Start isEmpty. Operand 33198 states and 47797 transitions. [2022-07-12 12:15:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-12 12:15:57,983 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:15:57,983 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 12:15:58,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-12 12:15:58,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:15:58,195 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:15:58,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:15:58,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1156717415, now seen corresponding path program 1 times [2022-07-12 12:15:58,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:15:58,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [809637578] [2022-07-12 12:15:58,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:15:58,201 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:15:58,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:15:58,203 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 12:15:58,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process