./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.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 ab455f91dc092335ea79bdd0ee44b9b2e1d74bc0f53cecbb1f8554aae67c2cdd --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 00:42:18,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 00:42:18,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 00:42:18,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 00:42:18,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 00:42:18,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 00:42:18,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 00:42:18,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 00:42:18,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 00:42:18,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 00:42:18,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 00:42:18,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 00:42:18,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 00:42:18,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 00:42:18,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 00:42:18,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 00:42:18,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 00:42:18,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 00:42:18,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 00:42:18,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 00:42:18,338 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 00:42:18,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 00:42:18,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 00:42:18,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 00:42:18,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 00:42:18,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 00:42:18,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 00:42:18,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 00:42:18,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 00:42:18,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 00:42:18,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 00:42:18,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 00:42:18,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 00:42:18,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 00:42:18,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 00:42:18,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 00:42:18,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 00:42:18,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 00:42:18,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 00:42:18,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 00:42:18,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 00:42:18,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 00:42:18,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 00:42:18,383 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 00:42:18,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 00:42:18,384 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 00:42:18,384 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 00:42:18,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 00:42:18,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 00:42:18,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 00:42:18,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 00:42:18,386 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 00:42:18,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 00:42:18,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 00:42:18,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 00:42:18,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 00:42:18,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 00:42:18,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 00:42:18,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 00:42:18,388 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 00:42:18,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 00:42:18,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 00:42:18,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 00:42:18,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 00:42:18,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:42:18,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 00:42:18,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 00:42:18,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 00:42:18,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 00:42:18,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 00:42:18,390 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 00:42:18,390 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 00:42:18,390 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 00:42:18,391 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab455f91dc092335ea79bdd0ee44b9b2e1d74bc0f53cecbb1f8554aae67c2cdd [2022-07-23 00:42:18,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 00:42:18,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 00:42:18,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 00:42:18,604 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 00:42:18,605 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 00:42:18,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 00:42:18,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92d3a8a5e/6f1adafe23e148fd9999534f867687b1/FLAGa2ffe4990 [2022-07-23 00:42:19,508 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 00:42:19,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 00:42:19,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92d3a8a5e/6f1adafe23e148fd9999534f867687b1/FLAGa2ffe4990 [2022-07-23 00:42:19,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92d3a8a5e/6f1adafe23e148fd9999534f867687b1 [2022-07-23 00:42:19,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 00:42:19,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 00:42:19,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 00:42:19,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 00:42:19,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 00:42:19,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:42:19" (1/1) ... [2022-07-23 00:42:19,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20196132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:19, skipping insertion in model container [2022-07-23 00:42:19,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:42:19" (1/1) ... [2022-07-23 00:42:19,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 00:42:20,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:42:27,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[757585,757598] [2022-07-23 00:42:27,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:42:27,543 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 00:42:28,127 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20505] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) 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) [2022-07-23 00:42:28,135 INFO L158 Benchmark]: Toolchain (without parser) took 8154.09ms. Allocated memory was 172.0MB in the beginning and 385.9MB in the end (delta: 213.9MB). Free memory was 126.7MB in the beginning and 250.9MB in the end (delta: -124.3MB). Peak memory consumption was 192.4MB. Max. memory is 16.1GB. [2022-07-23 00:42:28,136 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 00:42:28,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8152.61ms. Allocated memory was 172.0MB in the beginning and 385.9MB in the end (delta: 213.9MB). Free memory was 125.7MB in the beginning and 250.9MB in the end (delta: -125.3MB). Peak memory consumption was 190.3MB. Max. memory is 16.1GB. [2022-07-23 00:42:28,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 55.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8152.61ms. Allocated memory was 172.0MB in the beginning and 385.9MB in the end (delta: 213.9MB). Free memory was 125.7MB in the beginning and 250.9MB in the end (delta: -125.3MB). Peak memory consumption was 190.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20505] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20505]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.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 ab455f91dc092335ea79bdd0ee44b9b2e1d74bc0f53cecbb1f8554aae67c2cdd --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 00:42:29,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 00:42:29,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 00:42:30,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 00:42:30,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 00:42:30,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 00:42:30,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 00:42:30,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 00:42:30,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 00:42:30,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 00:42:30,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 00:42:30,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 00:42:30,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 00:42:30,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 00:42:30,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 00:42:30,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 00:42:30,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 00:42:30,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 00:42:30,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 00:42:30,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 00:42:30,080 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 00:42:30,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 00:42:30,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 00:42:30,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 00:42:30,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 00:42:30,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 00:42:30,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 00:42:30,096 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 00:42:30,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 00:42:30,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 00:42:30,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 00:42:30,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 00:42:30,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 00:42:30,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 00:42:30,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 00:42:30,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 00:42:30,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 00:42:30,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 00:42:30,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 00:42:30,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 00:42:30,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 00:42:30,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 00:42:30,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 00:42:30,147 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 00:42:30,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 00:42:30,149 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 00:42:30,149 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 00:42:30,150 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 00:42:30,150 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 00:42:30,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 00:42:30,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 00:42:30,152 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 00:42:30,153 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 00:42:30,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 00:42:30,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 00:42:30,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 00:42:30,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 00:42:30,155 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 00:42:30,155 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 00:42:30,155 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 00:42:30,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 00:42:30,156 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 00:42:30,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 00:42:30,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 00:42:30,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 00:42:30,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 00:42:30,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:42:30,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 00:42:30,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 00:42:30,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 00:42:30,158 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 00:42:30,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 00:42:30,158 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 00:42:30,159 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 00:42:30,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 00:42:30,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 00:42:30,159 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab455f91dc092335ea79bdd0ee44b9b2e1d74bc0f53cecbb1f8554aae67c2cdd [2022-07-23 00:42:30,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 00:42:30,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 00:42:30,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 00:42:30,520 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 00:42:30,523 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 00:42:30,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 00:42:30,604 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a8922f1/02116083489c42969db6e9447d3b2e12/FLAG2ab62b31f [2022-07-23 00:42:31,480 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 00:42:31,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 00:42:31,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a8922f1/02116083489c42969db6e9447d3b2e12/FLAG2ab62b31f [2022-07-23 00:42:32,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0a8922f1/02116083489c42969db6e9447d3b2e12 [2022-07-23 00:42:32,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 00:42:32,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 00:42:32,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 00:42:32,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 00:42:32,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 00:42:32,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:42:32" (1/1) ... [2022-07-23 00:42:32,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4902762e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:32, skipping insertion in model container [2022-07-23 00:42:32,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:42:32" (1/1) ... [2022-07-23 00:42:32,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 00:42:32,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:42:41,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[757585,757598] [2022-07-23 00:42:41,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:42:41,443 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 00:42:41,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:42:42,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[757585,757598] [2022-07-23 00:42:42,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:42:42,270 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 00:42:43,034 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[757585,757598] [2022-07-23 00:42:43,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:42:43,227 INFO L208 MainTranslator]: Completed translation [2022-07-23 00:42:43,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43 WrapperNode [2022-07-23 00:42:43,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 00:42:43,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 00:42:43,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 00:42:43,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 00:42:43,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:43,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:43,852 INFO L137 Inliner]: procedures = 609, calls = 8996, calls flagged for inlining = 267, calls inlined = 259, statements flattened = 20280 [2022-07-23 00:42:43,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 00:42:43,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 00:42:43,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 00:42:43,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 00:42:43,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:43,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:43,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:43,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:44,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:44,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:44,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:44,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 00:42:44,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 00:42:44,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 00:42:44,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 00:42:44,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (1/1) ... [2022-07-23 00:42:44,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:42:44,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:42:44,650 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) [2022-07-23 00:42:44,972 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 [2022-07-23 00:42:44,996 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2022-07-23 00:42:44,996 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2022-07-23 00:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2022-07-23 00:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2022-07-23 00:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-23 00:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-23 00:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 00:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 00:42:44,997 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_sgl_handle [2022-07-23 00:42:44,997 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_sgl_handle [2022-07-23 00:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2022-07-23 00:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2022-07-23 00:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-23 00:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-23 00:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 00:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 00:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_purge_eq [2022-07-23 00:42:44,998 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_purge_eq [2022-07-23 00:42:44,998 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-23 00:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-23 00:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2022-07-23 00:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2022-07-23 00:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-23 00:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-23 00:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-23 00:42:44,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-23 00:42:44,999 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mcc_tag [2022-07-23 00:42:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mcc_tag [2022-07-23 00:42:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-07-23 00:42:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-07-23 00:42:45,000 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-23 00:42:45,000 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-23 00:42:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2022-07-23 00:42:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2022-07-23 00:42:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_exec_nonemb_cmd [2022-07-23 00:42:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_exec_nonemb_cmd [2022-07-23 00:42:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-07-23 00:42:45,001 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-07-23 00:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ue_detect [2022-07-23 00:42:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ue_detect [2022-07-23 00:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-23 00:42:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-23 00:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 00:42:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 00:42:45,002 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2022-07-23 00:42:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2022-07-23 00:42:45,003 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_create [2022-07-23 00:42:45,003 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_create [2022-07-23 00:42:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2022-07-23 00:42:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2022-07-23 00:42:45,004 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_all_cqs [2022-07-23 00:42:45,004 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_all_cqs [2022-07-23 00:42:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-23 00:42:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-23 00:42:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-23 00:42:45,005 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-23 00:42:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2022-07-23 00:42:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2022-07-23 00:42:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure free_mcc_tag [2022-07-23 00:42:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mcc_tag [2022-07-23 00:42:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_enable_intr [2022-07-23 00:42:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_enable_intr [2022-07-23 00:42:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_destroy [2022-07-23 00:42:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_destroy [2022-07-23 00:42:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 00:42:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 00:42:45,007 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_reset_function [2022-07-23 00:42:45,007 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_reset_function [2022-07-23 00:42:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mem [2022-07-23 00:42:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mem [2022-07-23 00:42:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2022-07-23 00:42:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2022-07-23 00:42:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 00:42:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 00:42:45,008 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 00:42:45,008 INFO L130 BoogieDeclarations]: Found specification of procedure nla_find [2022-07-23 00:42:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_find [2022-07-23 00:42:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_busy_list [2022-07-23 00:42:45,009 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_busy_list [2022-07-23 00:42:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-23 00:42:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 00:42:45,009 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2022-07-23 00:42:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2022-07-23 00:42:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 00:42:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 00:42:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 00:42:45,010 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 00:42:45,010 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2022-07-23 00:42:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2022-07-23 00:42:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 00:42:45,011 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 00:42:45,011 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_init_irqs [2022-07-23 00:42:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_init_irqs [2022-07-23 00:42:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2022-07-23 00:42:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2022-07-23 00:42:45,012 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 00:42:45,012 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 00:42:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-23 00:42:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-23 00:42:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cleanup_task [2022-07-23 00:42:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cleanup_task [2022-07-23 00:42:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2022-07-23 00:42:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2022-07-23 00:42:45,013 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_err_detected [2022-07-23 00:42:45,013 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_err_detected [2022-07-23 00:42:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2022-07-23 00:42:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2022-07-23 00:42:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-23 00:42:45,014 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-23 00:42:45,014 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_cq [2022-07-23 00:42:45,015 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_cq [2022-07-23 00:42:45,015 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-23 00:42:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-23 00:42:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 00:42:45,017 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 00:42:45,017 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-23 00:42:45,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-23 00:42:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2022-07-23 00:42:45,019 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2022-07-23 00:42:45,019 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mgmt_sgl_handle [2022-07-23 00:42:45,019 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mgmt_sgl_handle [2022-07-23 00:42:45,023 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_hdr_prepare [2022-07-23 00:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_hdr_prepare [2022-07-23 00:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2022-07-23 00:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2022-07-23 00:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_init [2022-07-23 00:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_init [2022-07-23 00:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 00:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 00:42:45,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 00:42:45,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 00:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_hw_health_check [2022-07-23 00:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_hw_health_check [2022-07-23 00:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-07-23 00:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-07-23 00:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2022-07-23 00:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2022-07-23 00:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_static_ip [2022-07-23 00:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_static_ip [2022-07-23 00:42:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-23 00:42:45,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-23 00:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-23 00:42:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-23 00:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_destroy_contiguous [2022-07-23 00:42:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_destroy_contiguous [2022-07-23 00:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_get_param [2022-07-23 00:42:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_get_param [2022-07-23 00:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2022-07-23 00:42:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2022-07-23 00:42:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 00:42:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 00:42:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-23 00:42:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-23 00:42:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-23 00:42:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-23 00:42:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_get [2022-07-23 00:42:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_get [2022-07-23 00:42:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_host_device [2022-07-23 00:42:45,027 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_host_device [2022-07-23 00:42:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-23 00:42:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-23 00:42:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_ep [2022-07-23 00:42:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_ep [2022-07-23 00:42:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2022-07-23 00:42:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2022-07-23 00:42:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_parse_pdu [2022-07-23 00:42:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_parse_pdu [2022-07-23 00:42:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2022-07-23 00:42:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2022-07-23 00:42:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_mccq_compl [2022-07-23 00:42:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_mccq_compl [2022-07-23 00:42:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 00:42:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 00:42:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_unmap_pci_function [2022-07-23 00:42:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_unmap_pci_function [2022-07-23 00:42:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 00:42:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2022-07-23 00:42:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2022-07-23 00:42:45,029 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_build_be_sgl_arr [2022-07-23 00:42:45,029 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_build_be_sgl_arr [2022-07-23 00:42:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-23 00:42:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-23 00:42:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 00:42:45,030 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_task_xmit [2022-07-23 00:42:45,030 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_task_xmit [2022-07-23 00:42:45,031 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_start [2022-07-23 00:42:45,031 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_start [2022-07-23 00:42:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 00:42:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 00:42:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2022-07-23 00:42:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2022-07-23 00:42:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 00:42:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure nonembedded_sgl [2022-07-23 00:42:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure nonembedded_sgl [2022-07-23 00:42:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-23 00:42:45,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-23 00:42:45,032 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2022-07-23 00:42:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2022-07-23 00:42:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_modify_gateway [2022-07-23 00:42:45,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_modify_gateway [2022-07-23 00:42:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 00:42:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 00:42:45,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 00:42:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_macaddr [2022-07-23 00:42:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_macaddr [2022-07-23 00:42:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-23 00:42:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-23 00:42:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_get_stats [2022-07-23 00:42:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_get_stats [2022-07-23 00:42:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_create_contiguous [2022-07-23 00:42:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_create_contiguous [2022-07-23 00:42:45,034 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_all_if_id [2022-07-23 00:42:45,034 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_all_if_id [2022-07-23 00:42:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_clean_port [2022-07-23 00:42:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_clean_port [2022-07-23 00:42:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_cq_create [2022-07-23 00:42:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_cq_create [2022-07-23 00:42:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure be_chk_reset_complete [2022-07-23 00:42:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure be_chk_reset_complete [2022-07-23 00:42:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-23 00:42:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-23 00:42:45,035 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 00:42:45,035 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 00:42:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_boot_destroy_kset [2022-07-23 00:42:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_boot_destroy_kset [2022-07-23 00:42:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure free_mgmt_sgl_handle [2022-07-23 00:42:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mgmt_sgl_handle [2022-07-23 00:42:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify [2022-07-23 00:42:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify [2022-07-23 00:42:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-23 00:42:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-23 00:42:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_alloc_cmd_data [2022-07-23 00:42:45,036 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_alloc_cmd_data [2022-07-23 00:42:45,036 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_attr_is_visible [2022-07-23 00:42:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_attr_is_visible [2022-07-23 00:42:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_bsg_request [2022-07-23 00:42:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_bsg_request [2022-07-23 00:42:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-23 00:42:45,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-23 00:42:45,040 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2022-07-23 00:42:45,040 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2022-07-23 00:42:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-07-23 00:42:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-07-23 00:42:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-23 00:42:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-23 00:42:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 00:42:45,041 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_create_iface [2022-07-23 00:42:45,041 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_create_iface [2022-07-23 00:42:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2022-07-23 00:42:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2022-07-23 00:42:45,042 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-23 00:42:45,042 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-23 00:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 00:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 00:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-23 00:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-23 00:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-23 00:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-23 00:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 00:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 00:42:45,043 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 00:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 00:42:45,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 00:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 00:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 00:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 00:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_host_param [2022-07-23 00:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_host_param [2022-07-23 00:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 00:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 00:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_init_controller [2022-07-23 00:42:45,044 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_init_controller [2022-07-23 00:42:45,044 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_cleanup [2022-07-23 00:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_cleanup [2022-07-23 00:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-23 00:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-23 00:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure is_link_state_evt [2022-07-23 00:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure is_link_state_evt [2022-07-23 00:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_free_async_msg [2022-07-23 00:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_free_async_msg [2022-07-23 00:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-23 00:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-23 00:42:45,045 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_hdr_prepare [2022-07-23 00:42:45,045 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_hdr_prepare [2022-07-23 00:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_msix_enable [2022-07-23 00:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_msix_enable [2022-07-23 00:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-07-23 00:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-07-23 00:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_invalidate_icds [2022-07-23 00:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_invalidate_icds [2022-07-23 00:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 00:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 00:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-23 00:42:45,046 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-23 00:42:45,046 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-23 00:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-23 00:42:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 00:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 00:42:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-07-23 00:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-07-23 00:42:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_set_param [2022-07-23 00:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_set_param [2022-07-23 00:42:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 00:42:45,047 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 00:42:45,047 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-23 00:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-23 00:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_vlan [2022-07-23 00:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_vlan [2022-07-23 00:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_update_async_writables [2022-07-23 00:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_update_async_writables [2022-07-23 00:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-23 00:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-23 00:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_alloc_pdu [2022-07-23 00:42:45,048 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_alloc_pdu [2022-07-23 00:42:45,048 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-23 00:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-23 00:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_connect [2022-07-23 00:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_connect [2022-07-23 00:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2022-07-23 00:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2022-07-23 00:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-23 00:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-23 00:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2022-07-23 00:42:45,049 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2022-07-23 00:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 00:42:45,049 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 00:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 00:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-23 00:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-23 00:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_quiesce [2022-07-23 00:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_quiesce [2022-07-23 00:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_enable [2022-07-23 00:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_enable [2022-07-23 00:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_6 [2022-07-23 00:42:45,050 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_6 [2022-07-23 00:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 00:42:45,050 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_disable [2022-07-23 00:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_disable [2022-07-23 00:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2022-07-23 00:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2022-07-23 00:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_gateway [2022-07-23 00:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_gateway [2022-07-23 00:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 00:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_create [2022-07-23 00:42:45,051 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_create [2022-07-23 00:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 00:42:45,051 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_if_info [2022-07-23 00:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_if_info [2022-07-23 00:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 00:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 00:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_wrb_handle [2022-07-23 00:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_wrb_handle [2022-07-23 00:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched_prep [2022-07-23 00:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched_prep [2022-07-23 00:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 00:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_error [2022-07-23 00:42:45,052 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_error [2022-07-23 00:42:45,052 INFO L130 BoogieDeclarations]: Found specification of procedure be_fill_queue [2022-07-23 00:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fill_queue [2022-07-23 00:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_params [2022-07-23 00:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_params [2022-07-23 00:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2022-07-23 00:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2022-07-23 00:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_async_link_state_process [2022-07-23 00:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_async_link_state_process [2022-07-23 00:42:45,053 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-07-23 00:42:45,053 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-07-23 00:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 00:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 00:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-23 00:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-23 00:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-23 00:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-23 00:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_setup_boot_info [2022-07-23 00:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_setup_boot_info [2022-07-23 00:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-23 00:42:45,054 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-23 00:42:45,054 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 00:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 00:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_ip [2022-07-23 00:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_ip [2022-07-23 00:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_cq_db [2022-07-23 00:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_cq_db [2022-07-23 00:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_write_buffer [2022-07-23 00:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_write_buffer [2022-07-23 00:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-07-23 00:42:45,055 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-07-23 00:42:45,055 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_format_mac [2022-07-23 00:42:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_format_mac [2022-07-23 00:42:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 00:42:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 00:42:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_param [2022-07-23 00:42:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_param [2022-07-23 00:42:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_handle [2022-07-23 00:42:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_handle [2022-07-23 00:42:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_iface [2022-07-23 00:42:45,056 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_iface [2022-07-23 00:42:45,056 INFO L130 BoogieDeclarations]: Found specification of procedure free_wrb_handle [2022-07-23 00:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure free_wrb_handle [2022-07-23 00:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2022-07-23 00:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2022-07-23 00:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-07-23 00:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-07-23 00:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_q_destroy [2022-07-23 00:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_q_destroy [2022-07-23 00:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 00:42:45,057 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 00:42:45,057 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_post_async_buffers [2022-07-23 00:42:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_post_async_buffers [2022-07-23 00:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-07-23 00:42:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-07-23 00:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 00:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 00:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 00:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 00:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure be_complete_nopin_resp [2022-07-23 00:42:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure be_complete_nopin_resp [2022-07-23 00:42:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 00:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 00:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure find_num_cpus [2022-07-23 00:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure find_num_cpus [2022-07-23 00:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_reset [2022-07-23 00:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_reset [2022-07-23 00:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_get_param [2022-07-23 00:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_get_param [2022-07-23 00:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-07-23 00:42:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-07-23 00:42:45,059 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-07-23 00:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-07-23 00:42:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 00:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 00:42:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_eq_db [2022-07-23 00:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_eq_db [2022-07-23 00:42:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-23 00:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-23 00:42:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_free [2022-07-23 00:42:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_free [2022-07-23 00:42:45,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-23 00:42:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-23 00:42:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2022-07-23 00:42:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2022-07-23 00:42:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv4_iface [2022-07-23 00:42:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv4_iface [2022-07-23 00:42:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-23 00:42:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-23 00:42:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-07-23 00:42:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-07-23 00:42:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-23 00:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-23 00:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_endpoint [2022-07-23 00:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_endpoint [2022-07-23 00:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2022-07-23 00:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2022-07-23 00:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_6 [2022-07-23 00:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_6 [2022-07-23 00:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2022-07-23 00:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2022-07-23 00:42:45,062 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched [2022-07-23 00:42:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched [2022-07-23 00:42:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_poll [2022-07-23 00:42:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_poll [2022-07-23 00:42:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_bind [2022-07-23 00:42:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_bind [2022-07-23 00:42:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2022-07-23 00:42:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2022-07-23 00:42:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2022-07-23 00:42:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2022-07-23 00:42:45,063 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv6_iface [2022-07-23 00:42:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv6_iface [2022-07-23 00:42:45,064 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_create_default_pdu_queue [2022-07-23 00:42:45,064 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_create_default_pdu_queue [2022-07-23 00:42:45,064 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 00:42:45,064 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 00:42:45,064 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2022-07-23 00:42:45,064 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2022-07-23 00:42:45,064 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_fwd_async_msg [2022-07-23 00:42:45,064 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_fwd_async_msg [2022-07-23 00:42:45,064 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_static_ip_modify [2022-07-23 00:42:45,064 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_static_ip_modify [2022-07-23 00:42:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_process_default_pdu_ring [2022-07-23 00:42:45,065 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_process_default_pdu_ring [2022-07-23 00:42:45,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 00:42:45,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 00:42:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-23 00:42:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-23 00:42:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 00:42:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 00:42:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-23 00:42:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-23 00:42:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mgmt_task_handles [2022-07-23 00:42:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mgmt_task_handles [2022-07-23 00:42:45,069 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-23 00:42:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-23 00:42:46,699 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 00:42:46,702 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 00:42:47,090 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 00:45:53,476 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 00:45:53,499 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 00:45:53,500 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-23 00:45:53,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:45:53 BoogieIcfgContainer [2022-07-23 00:45:53,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 00:45:53,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 00:45:53,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 00:45:53,510 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 00:45:53,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 12:42:32" (1/3) ... [2022-07-23 00:45:53,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be965d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:45:53, skipping insertion in model container [2022-07-23 00:45:53,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:42:43" (2/3) ... [2022-07-23 00:45:53,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3be965d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:45:53, skipping insertion in model container [2022-07-23 00:45:53,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:45:53" (3/3) ... [2022-07-23 00:45:53,512 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 00:45:53,530 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 00:45:53,530 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 00:45:53,698 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 00:45:53,705 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@20b100fd, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@645d8e13 [2022-07-23 00:45:53,705 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 00:45:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand has 6296 states, 4420 states have (on average 1.3941176470588235) internal successors, (6162), 4520 states have internal predecessors, (6162), 1645 states have call successors, (1645), 231 states have call predecessors, (1645), 230 states have return successors, (1623), 1609 states have call predecessors, (1623), 1623 states have call successors, (1623) [2022-07-23 00:45:53,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2022-07-23 00:45:53,770 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:45:53,771 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:45:53,772 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:45:53,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:45:53,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1693571668, now seen corresponding path program 1 times [2022-07-23 00:45:53,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:45:53,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1419003719] [2022-07-23 00:45:53,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:45:53,793 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:45:53,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:45:53,811 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) [2022-07-23 00:45:53,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-23 00:45:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:45:58,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 7873 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-23 00:45:58,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:45:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 13299 backedges. 5256 proven. 0 refuted. 0 times theorem prover too weak. 8043 trivial. 0 not checked. [2022-07-23 00:45:59,027 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:45:59,027 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:45:59,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1419003719] [2022-07-23 00:45:59,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1419003719] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:45:59,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:45:59,029 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 00:45:59,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666963159] [2022-07-23 00:45:59,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:45:59,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-23 00:45:59,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:45:59,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-23 00:45:59,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-23 00:45:59,075 INFO L87 Difference]: Start difference. First operand has 6296 states, 4420 states have (on average 1.3941176470588235) internal successors, (6162), 4520 states have internal predecessors, (6162), 1645 states have call successors, (1645), 231 states have call predecessors, (1645), 230 states have return successors, (1623), 1609 states have call predecessors, (1623), 1623 states have call successors, (1623) Second operand has 2 states, 2 states have (on average 57.5) internal successors, (115), 2 states have internal predecessors, (115), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-07-23 00:45:59,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:45:59,360 INFO L93 Difference]: Finished difference Result 12584 states and 19083 transitions. [2022-07-23 00:45:59,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-23 00:45:59,362 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 57.5) internal successors, (115), 2 states have internal predecessors, (115), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 938 [2022-07-23 00:45:59,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:45:59,402 INFO L225 Difference]: With dead ends: 12584 [2022-07-23 00:45:59,402 INFO L226 Difference]: Without dead ends: 6257 [2022-07-23 00:45:59,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 937 GetRequests, 937 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-23 00:45:59,437 INFO L413 NwaCegarLoop]: 9417 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9417 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:45:59,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9417 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 00:45:59,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6257 states. [2022-07-23 00:45:59,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6257 to 6257. [2022-07-23 00:45:59,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6257 states, 4407 states have (on average 1.3875652371227591) internal successors, (6115), 4480 states have internal predecessors, (6115), 1620 states have call successors, (1620), 230 states have call predecessors, (1620), 229 states have return successors, (1619), 1605 states have call predecessors, (1619), 1619 states have call successors, (1619) [2022-07-23 00:45:59,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6257 states to 6257 states and 9354 transitions. [2022-07-23 00:45:59,886 INFO L78 Accepts]: Start accepts. Automaton has 6257 states and 9354 transitions. Word has length 938 [2022-07-23 00:45:59,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:45:59,888 INFO L495 AbstractCegarLoop]: Abstraction has 6257 states and 9354 transitions. [2022-07-23 00:45:59,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 57.5) internal successors, (115), 2 states have internal predecessors, (115), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-07-23 00:45:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 6257 states and 9354 transitions. [2022-07-23 00:45:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2022-07-23 00:45:59,912 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:45:59,913 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:46:00,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-23 00:46:00,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:46:00,128 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:46:00,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:46:00,129 INFO L85 PathProgramCache]: Analyzing trace with hash 2005439010, now seen corresponding path program 1 times [2022-07-23 00:46:00,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:46:00,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [149519548] [2022-07-23 00:46:00,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:46:00,135 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:46:00,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:46:00,143 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) [2022-07-23 00:46:00,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-23 00:46:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:46:08,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 7873 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-23 00:46:08,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:46:09,375 INFO L134 CoverageAnalysis]: Checked inductivity of 13299 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 13074 trivial. 0 not checked. [2022-07-23 00:46:09,375 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:46:09,375 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:46:09,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [149519548] [2022-07-23 00:46:09,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [149519548] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:46:09,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:46:09,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 00:46:09,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028051793] [2022-07-23 00:46:09,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:46:09,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 00:46:09,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:46:09,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 00:46:09,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 00:46:09,379 INFO L87 Difference]: Start difference. First operand 6257 states and 9354 transitions. Second operand has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 3 states have call successors, (71), 2 states have call predecessors, (71), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-07-23 00:46:12,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:46:12,983 INFO L93 Difference]: Finished difference Result 12438 states and 18799 transitions. [2022-07-23 00:46:12,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 00:46:12,984 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 3 states have call successors, (71), 2 states have call predecessors, (71), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 938 [2022-07-23 00:46:12,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:46:13,046 INFO L225 Difference]: With dead ends: 12438 [2022-07-23 00:46:13,046 INFO L226 Difference]: Without dead ends: 6260 [2022-07-23 00:46:13,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 939 GetRequests, 933 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:46:13,093 INFO L413 NwaCegarLoop]: 9321 mSDtfsCounter, 6 mSDsluCounter, 37177 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 46498 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:46:13,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 46498 Invalid, 334 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [67 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-07-23 00:46:13,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6260 states. [2022-07-23 00:46:13,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6260 to 6260. [2022-07-23 00:46:13,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6260 states, 4409 states have (on average 1.387616239510093) internal successors, (6118), 4483 states have internal predecessors, (6118), 1620 states have call successors, (1620), 230 states have call predecessors, (1620), 230 states have return successors, (1623), 1605 states have call predecessors, (1623), 1619 states have call successors, (1623) [2022-07-23 00:46:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6260 states to 6260 states and 9361 transitions. [2022-07-23 00:46:13,399 INFO L78 Accepts]: Start accepts. Automaton has 6260 states and 9361 transitions. Word has length 938 [2022-07-23 00:46:13,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:46:13,402 INFO L495 AbstractCegarLoop]: Abstraction has 6260 states and 9361 transitions. [2022-07-23 00:46:13,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 3 states have call successors, (71), 2 states have call predecessors, (71), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-07-23 00:46:13,403 INFO L276 IsEmpty]: Start isEmpty. Operand 6260 states and 9361 transitions. [2022-07-23 00:46:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 965 [2022-07-23 00:46:13,433 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:46:13,435 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:46:13,565 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-23 00:46:13,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:46:13,656 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:46:13,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:46:13,656 INFO L85 PathProgramCache]: Analyzing trace with hash 355727256, now seen corresponding path program 1 times [2022-07-23 00:46:13,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:46:13,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095723188] [2022-07-23 00:46:13,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:46:13,664 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:46:13,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:46:13,680 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) [2022-07-23 00:46:13,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-23 00:46:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:46:22,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 8159 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-23 00:46:22,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:46:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14300 backedges. 300 proven. 1 refuted. 0 times theorem prover too weak. 13999 trivial. 0 not checked. [2022-07-23 00:46:23,249 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 00:46:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 14300 backedges. 0 proven. 251 refuted. 0 times theorem prover too weak. 14049 trivial. 0 not checked. [2022-07-23 00:46:25,674 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:46:25,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1095723188] [2022-07-23 00:46:25,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1095723188] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 00:46:25,674 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-23 00:46:25,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-23 00:46:25,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146890517] [2022-07-23 00:46:25,675 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-23 00:46:25,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-23 00:46:25,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:46:25,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-23 00:46:25,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-23 00:46:25,678 INFO L87 Difference]: Start difference. First operand 6260 states and 9361 transitions. Second operand has 11 states, 9 states have (on average 14.222222222222221) internal successors, (128), 11 states have internal predecessors, (128), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (99), 4 states have call predecessors, (99), 4 states have call successors, (99) [2022-07-23 00:46:30,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:46:30,921 INFO L93 Difference]: Finished difference Result 12454 states and 18828 transitions. [2022-07-23 00:46:30,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-23 00:46:30,922 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 14.222222222222221) internal successors, (128), 11 states have internal predecessors, (128), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (99), 4 states have call predecessors, (99), 4 states have call successors, (99) Word has length 964 [2022-07-23 00:46:30,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:46:30,967 INFO L225 Difference]: With dead ends: 12454 [2022-07-23 00:46:30,968 INFO L226 Difference]: Without dead ends: 6276 [2022-07-23 00:46:30,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1930 GetRequests, 1917 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-23 00:46:30,999 INFO L413 NwaCegarLoop]: 9325 mSDtfsCounter, 14 mSDsluCounter, 46459 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 55784 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-07-23 00:46:30,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 55784 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-07-23 00:46:31,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6276 states. [2022-07-23 00:46:31,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6276 to 6276. [2022-07-23 00:46:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6276 states, 4420 states have (on average 1.38710407239819) internal successors, (6131), 4494 states have internal predecessors, (6131), 1622 states have call successors, (1622), 233 states have call predecessors, (1622), 233 states have return successors, (1629), 1607 states have call predecessors, (1629), 1621 states have call successors, (1629) [2022-07-23 00:46:31,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6276 states to 6276 states and 9382 transitions. [2022-07-23 00:46:31,218 INFO L78 Accepts]: Start accepts. Automaton has 6276 states and 9382 transitions. Word has length 964 [2022-07-23 00:46:31,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:46:31,221 INFO L495 AbstractCegarLoop]: Abstraction has 6276 states and 9382 transitions. [2022-07-23 00:46:31,221 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 14.222222222222221) internal successors, (128), 11 states have internal predecessors, (128), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (99), 4 states have call predecessors, (99), 4 states have call successors, (99) [2022-07-23 00:46:31,221 INFO L276 IsEmpty]: Start isEmpty. Operand 6276 states and 9382 transitions. [2022-07-23 00:46:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 990 [2022-07-23 00:46:31,229 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:46:31,230 INFO L195 NwaCegarLoop]: trace histogram [51, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:46:31,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-23 00:46:31,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:46:31,456 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:46:31,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:46:31,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1634577621, now seen corresponding path program 2 times [2022-07-23 00:46:31,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:46:31,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1356994160] [2022-07-23 00:46:31,461 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 00:46:31,461 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:46:31,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:46:31,462 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) [2022-07-23 00:46:31,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-23 00:46:35,059 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-23 00:46:35,059 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 00:46:35,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 5137 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:46:35,214 INFO L286 TraceCheckSpWp]: Computing forward predicates...