./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-43_2a-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-43_2a-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 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 01:43:54,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:43:54,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:43:54,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:43:54,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:43:54,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:43:54,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:43:54,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:43:54,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:43:54,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:43:54,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:43:54,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:43:54,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:43:54,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:43:54,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:43:54,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:43:54,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:43:54,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:43:54,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:43:54,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:43:54,205 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:43:54,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:43:54,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:43:54,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:43:54,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:43:54,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:43:54,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:43:54,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:43:54,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:43:54,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:43:54,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:43:54,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:43:54,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:43:54,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:43:54,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:43:54,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:43:54,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:43:54,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:43:54,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:43:54,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:43:54,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:43:54,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:43:54,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 01:43:54,245 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:43:54,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:43:54,245 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:43:54,246 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:43:54,246 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:43:54,246 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:43:54,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:43:54,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:43:54,247 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:43:54,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:43:54,248 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 01:43:54,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:43:54,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:43:54,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:43:54,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:43:54,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:43:54,249 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:43:54,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:43:54,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:43:54,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:43:54,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:43:54,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:43:54,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:43:54,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:43:54,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:43:54,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 01:43:54,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 01:43:54,257 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:43:54,257 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:43:54,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:43:54,258 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba [2022-07-23 01:43:54,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:43:54,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:43:54,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:43:54,526 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:43:54,531 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:43:54,534 INFO L432 ainManager$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-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:43:54,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9fa16023/0df88efe8cdc4a04bca75a2321d0d920/FLAG2c4045eb5 [2022-07-23 01:43:55,621 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:43:55,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:43:55,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9fa16023/0df88efe8cdc4a04bca75a2321d0d920/FLAG2c4045eb5 [2022-07-23 01:43:55,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9fa16023/0df88efe8cdc4a04bca75a2321d0d920 [2022-07-23 01:43:55,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:43:55,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:43:55,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:43:55,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:43:55,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:43:55,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:43:55" (1/1) ... [2022-07-23 01:43:55,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d83599 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:55, skipping insertion in model container [2022-07-23 01:43:55,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:43:55" (1/1) ... [2022-07-23 01:43:55,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:43:56,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:44:04,753 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-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-23 01:44:04,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:44:04,947 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:44:05,511 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 [20758] 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 01:44:05,518 INFO L158 Benchmark]: Toolchain (without parser) took 9620.83ms. Allocated memory was 102.8MB in the beginning and 262.1MB in the end (delta: 159.4MB). Free memory was 62.5MB in the beginning and 93.6MB in the end (delta: -31.2MB). Peak memory consumption was 148.2MB. Max. memory is 16.1GB. [2022-07-23 01:44:05,518 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 01:44:05,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9616.90ms. Allocated memory was 102.8MB in the beginning and 262.1MB in the end (delta: 159.4MB). Free memory was 62.2MB in the beginning and 93.6MB in the end (delta: -31.4MB). Peak memory consumption was 148.2MB. Max. memory is 16.1GB. [2022-07-23 01:44:05,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9616.90ms. Allocated memory was 102.8MB in the beginning and 262.1MB in the end (delta: 159.4MB). Free memory was 62.2MB in the beginning and 93.6MB in the end (delta: -31.4MB). Peak memory consumption was 148.2MB. 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 [20758] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20758]: 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-43_2a-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 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 01:44:07,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:44:07,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:44:07,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:44:07,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:44:07,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:44:07,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:44:07,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:44:07,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:44:07,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:44:07,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:44:07,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:44:07,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:44:07,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:44:07,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:44:07,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:44:07,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:44:07,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:44:07,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:44:07,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:44:07,370 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:44:07,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:44:07,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:44:07,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:44:07,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:44:07,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:44:07,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:44:07,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:44:07,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:44:07,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:44:07,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:44:07,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:44:07,381 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:44:07,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:44:07,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:44:07,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:44:07,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:44:07,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:44:07,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:44:07,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:44:07,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:44:07,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:44:07,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 01:44:07,415 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:44:07,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:44:07,416 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:44:07,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:44:07,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:44:07,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:44:07,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:44:07,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:44:07,418 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:44:07,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:44:07,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:44:07,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:44:07,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:44:07,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:44:07,419 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 01:44:07,419 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 01:44:07,419 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 01:44:07,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:44:07,420 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:44:07,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:44:07,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:44:07,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:44:07,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:44:07,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:44:07,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:44:07,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:44:07,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:44:07,421 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 01:44:07,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 01:44:07,421 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:44:07,422 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:44:07,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:44:07,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 01:44:07,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba [2022-07-23 01:44:07,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:44:07,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:44:07,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:44:07,701 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:44:07,701 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:44:07,702 INFO L432 ainManager$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-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:44:07,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/318418558/66b7070b57614a909488326664ab4ebc/FLAGab3abea05 [2022-07-23 01:44:08,624 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:44:08,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:44:08,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/318418558/66b7070b57614a909488326664ab4ebc/FLAGab3abea05 [2022-07-23 01:44:08,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/318418558/66b7070b57614a909488326664ab4ebc [2022-07-23 01:44:08,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:44:08,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:44:08,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:44:08,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:44:08,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:44:08,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:44:08" (1/1) ... [2022-07-23 01:44:08,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a60d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:08, skipping insertion in model container [2022-07-23 01:44:08,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:44:08" (1/1) ... [2022-07-23 01:44:08,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:44:09,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:44:17,320 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-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-23 01:44:17,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:44:17,457 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 01:44:17,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:44:17,976 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-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-23 01:44:17,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:44:17,995 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:44:18,605 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-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-23 01:44:18,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:44:19,077 INFO L208 MainTranslator]: Completed translation [2022-07-23 01:44:19,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19 WrapperNode [2022-07-23 01:44:19,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 01:44:19,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 01:44:19,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 01:44:19,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 01:44:19,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:19,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:19,631 INFO L137 Inliner]: procedures = 649, calls = 9066, calls flagged for inlining = 273, calls inlined = 265, statements flattened = 20340 [2022-07-23 01:44:19,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 01:44:19,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 01:44:19,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 01:44:19,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 01:44:19,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:19,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:19,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:19,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:20,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:20,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:20,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:20,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 01:44:20,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 01:44:20,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 01:44:20,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 01:44:20,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (1/1) ... [2022-07-23 01:44:20,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:44:20,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 01:44:20,386 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 01:44:20,416 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 01:44:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2022-07-23 01:44:20,428 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2022-07-23 01:44:20,428 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2022-07-23 01:44:20,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2022-07-23 01:44:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-23 01:44:20,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-23 01:44:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 01:44:20,429 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 01:44:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_sgl_handle [2022-07-23 01:44:20,429 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_sgl_handle [2022-07-23 01:44:20,429 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2022-07-23 01:44:20,430 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2022-07-23 01:44:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-23 01:44:20,430 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-23 01:44:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-23 01:44:20,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-23 01:44:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 01:44:20,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 01:44:20,430 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_purge_eq [2022-07-23 01:44:20,430 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_purge_eq [2022-07-23 01:44:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-23 01:44:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-23 01:44:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2022-07-23 01:44:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2022-07-23 01:44:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-23 01:44:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-23 01:44:20,431 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-23 01:44:20,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-23 01:44:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mcc_tag [2022-07-23 01:44:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mcc_tag [2022-07-23 01:44:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-07-23 01:44:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-07-23 01:44:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-23 01:44:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-23 01:44:20,432 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2022-07-23 01:44:20,432 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2022-07-23 01:44:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_exec_nonemb_cmd [2022-07-23 01:44:20,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_exec_nonemb_cmd [2022-07-23 01:44:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-07-23 01:44:20,433 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-07-23 01:44:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ue_detect [2022-07-23 01:44:20,433 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ue_detect [2022-07-23 01:44:20,433 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-23 01:44:20,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-23 01:44:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 01:44:20,434 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 01:44:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2022-07-23 01:44:20,434 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2022-07-23 01:44:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-07-23 01:44:20,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-07-23 01:44:20,434 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_create [2022-07-23 01:44:20,434 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_create [2022-07-23 01:44:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2022-07-23 01:44:20,435 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2022-07-23 01:44:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_all_cqs [2022-07-23 01:44:20,435 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_all_cqs [2022-07-23 01:44:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-23 01:44:20,435 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-23 01:44:20,435 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-23 01:44:20,435 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-23 01:44:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2022-07-23 01:44:20,436 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2022-07-23 01:44:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure free_mcc_tag [2022-07-23 01:44:20,436 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mcc_tag [2022-07-23 01:44:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_enable_intr [2022-07-23 01:44:20,436 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_enable_intr [2022-07-23 01:44:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_destroy [2022-07-23 01:44:20,436 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_destroy [2022-07-23 01:44:20,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 01:44:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 01:44:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_reset_function [2022-07-23 01:44:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_reset_function [2022-07-23 01:44:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mem [2022-07-23 01:44:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mem [2022-07-23 01:44:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2022-07-23 01:44:20,437 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2022-07-23 01:44:20,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 01:44:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 01:44:20,438 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 01:44:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure nla_find [2022-07-23 01:44:20,438 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_find [2022-07-23 01:44:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_busy_list [2022-07-23 01:44:20,438 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_busy_list [2022-07-23 01:44:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-23 01:44:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 01:44:20,438 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2022-07-23 01:44:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2022-07-23 01:44:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 01:44:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 01:44:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 01:44:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 01:44:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2022-07-23 01:44:20,439 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2022-07-23 01:44:20,439 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 01:44:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 01:44:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_init_irqs [2022-07-23 01:44:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_init_irqs [2022-07-23 01:44:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2022-07-23 01:44:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2022-07-23 01:44:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 01:44:20,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 01:44:20,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-23 01:44:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-23 01:44:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cleanup_task [2022-07-23 01:44:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cleanup_task [2022-07-23 01:44:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2022-07-23 01:44:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2022-07-23 01:44:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_err_detected [2022-07-23 01:44:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_err_detected [2022-07-23 01:44:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2022-07-23 01:44:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2022-07-23 01:44:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-23 01:44:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-23 01:44:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_cq [2022-07-23 01:44:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_cq [2022-07-23 01:44:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-23 01:44:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-23 01:44:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 01:44:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 01:44:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-23 01:44:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-23 01:44:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2022-07-23 01:44:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2022-07-23 01:44:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mgmt_sgl_handle [2022-07-23 01:44:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mgmt_sgl_handle [2022-07-23 01:44:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_hdr_prepare [2022-07-23 01:44:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_hdr_prepare [2022-07-23 01:44:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2022-07-23 01:44:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2022-07-23 01:44:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_init [2022-07-23 01:44:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_init [2022-07-23 01:44:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 01:44:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 01:44:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 01:44:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 01:44:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_hw_health_check [2022-07-23 01:44:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_hw_health_check [2022-07-23 01:44:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-07-23 01:44:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-07-23 01:44:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-23 01:44:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-23 01:44:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2022-07-23 01:44:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2022-07-23 01:44:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_static_ip [2022-07-23 01:44:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_static_ip [2022-07-23 01:44:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-23 01:44:20,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-23 01:44:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-23 01:44:20,446 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-23 01:44:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_destroy_contiguous [2022-07-23 01:44:20,446 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_destroy_contiguous [2022-07-23 01:44:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_get_param [2022-07-23 01:44:20,446 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_get_param [2022-07-23 01:44:20,446 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2022-07-23 01:44:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2022-07-23 01:44:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 01:44:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 01:44:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-23 01:44:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-23 01:44:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-23 01:44:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-23 01:44:20,447 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_get [2022-07-23 01:44:20,447 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_get [2022-07-23 01:44:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_host_device [2022-07-23 01:44:20,448 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_host_device [2022-07-23 01:44:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-23 01:44:20,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-23 01:44:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_ep [2022-07-23 01:44:20,448 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_ep [2022-07-23 01:44:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2022-07-23 01:44:20,448 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2022-07-23 01:44:20,448 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_parse_pdu [2022-07-23 01:44:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_parse_pdu [2022-07-23 01:44:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2022-07-23 01:44:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2022-07-23 01:44:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_mccq_compl [2022-07-23 01:44:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_mccq_compl [2022-07-23 01:44:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 01:44:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 01:44:20,449 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_unmap_pci_function [2022-07-23 01:44:20,449 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_unmap_pci_function [2022-07-23 01:44:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 01:44:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2022-07-23 01:44:20,450 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2022-07-23 01:44:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-23 01:44:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_build_be_sgl_arr [2022-07-23 01:44:20,450 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_build_be_sgl_arr [2022-07-23 01:44:20,450 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-23 01:44:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-23 01:44:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 01:44:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_task_xmit [2022-07-23 01:44:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_task_xmit [2022-07-23 01:44:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_start [2022-07-23 01:44:20,451 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_start [2022-07-23 01:44:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 01:44:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 01:44:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2022-07-23 01:44:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2022-07-23 01:44:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 01:44:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure nonembedded_sgl [2022-07-23 01:44:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure nonembedded_sgl [2022-07-23 01:44:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-23 01:44:20,452 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-23 01:44:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2022-07-23 01:44:20,453 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2022-07-23 01:44:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_modify_gateway [2022-07-23 01:44:20,453 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_modify_gateway [2022-07-23 01:44:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 01:44:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 01:44:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 01:44:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_macaddr [2022-07-23 01:44:20,453 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_macaddr [2022-07-23 01:44:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-23 01:44:20,454 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-23 01:44:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_get_stats [2022-07-23 01:44:20,454 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_get_stats [2022-07-23 01:44:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_create_contiguous [2022-07-23 01:44:20,454 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_create_contiguous [2022-07-23 01:44:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_all_if_id [2022-07-23 01:44:20,454 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_all_if_id [2022-07-23 01:44:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_clean_port [2022-07-23 01:44:20,455 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_clean_port [2022-07-23 01:44:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_cq_create [2022-07-23 01:44:20,455 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_cq_create [2022-07-23 01:44:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure be_chk_reset_complete [2022-07-23 01:44:20,455 INFO L138 BoogieDeclarations]: Found implementation of procedure be_chk_reset_complete [2022-07-23 01:44:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-23 01:44:20,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-23 01:44:20,455 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 01:44:20,456 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 01:44:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_boot_destroy_kset [2022-07-23 01:44:20,456 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_boot_destroy_kset [2022-07-23 01:44:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure free_mgmt_sgl_handle [2022-07-23 01:44:20,456 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mgmt_sgl_handle [2022-07-23 01:44:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify [2022-07-23 01:44:20,456 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify [2022-07-23 01:44:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-23 01:44:20,456 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-23 01:44:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_alloc_cmd_data [2022-07-23 01:44:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_alloc_cmd_data [2022-07-23 01:44:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_attr_is_visible [2022-07-23 01:44:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_attr_is_visible [2022-07-23 01:44:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_bsg_request [2022-07-23 01:44:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_bsg_request [2022-07-23 01:44:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-23 01:44:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-23 01:44:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2022-07-23 01:44:20,458 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2022-07-23 01:44:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-07-23 01:44:20,458 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-07-23 01:44:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-23 01:44:20,458 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-23 01:44:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 01:44:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_create_iface [2022-07-23 01:44:20,459 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_create_iface [2022-07-23 01:44:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2022-07-23 01:44:20,459 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2022-07-23 01:44:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-23 01:44:20,459 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-23 01:44:20,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 01:44:20,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 01:44:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-23 01:44:20,460 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-23 01:44:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-23 01:44:20,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-23 01:44:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 01:44:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 01:44:20,460 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 01:44:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 01:44:20,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 01:44:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 01:44:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 01:44:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 01:44:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_host_param [2022-07-23 01:44:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_host_param [2022-07-23 01:44:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 01:44:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 01:44:20,461 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_init_controller [2022-07-23 01:44:20,461 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_init_controller [2022-07-23 01:44:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_cleanup [2022-07-23 01:44:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_cleanup [2022-07-23 01:44:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-23 01:44:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-23 01:44:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure is_link_state_evt [2022-07-23 01:44:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure is_link_state_evt [2022-07-23 01:44:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_free_async_msg [2022-07-23 01:44:20,462 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_free_async_msg [2022-07-23 01:44:20,462 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-23 01:44:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-23 01:44:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_hdr_prepare [2022-07-23 01:44:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_hdr_prepare [2022-07-23 01:44:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_msix_enable [2022-07-23 01:44:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_msix_enable [2022-07-23 01:44:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-07-23 01:44:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-07-23 01:44:20,463 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_invalidate_icds [2022-07-23 01:44:20,463 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_invalidate_icds [2022-07-23 01:44:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 01:44:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 01:44:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-23 01:44:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-23 01:44:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-23 01:44:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-23 01:44:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 01:44:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 01:44:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-07-23 01:44:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-07-23 01:44:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_set_param [2022-07-23 01:44:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_set_param [2022-07-23 01:44:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 01:44:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 01:44:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-23 01:44:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-23 01:44:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_vlan [2022-07-23 01:44:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_vlan [2022-07-23 01:44:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_update_async_writables [2022-07-23 01:44:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_update_async_writables [2022-07-23 01:44:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-23 01:44:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-23 01:44:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_alloc_pdu [2022-07-23 01:44:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_alloc_pdu [2022-07-23 01:44:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-23 01:44:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-23 01:44:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_connect [2022-07-23 01:44:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_connect [2022-07-23 01:44:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2022-07-23 01:44:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2022-07-23 01:44:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2022-07-23 01:44:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2022-07-23 01:44:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 01:44:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 01:44:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 01:44:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-23 01:44:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-23 01:44:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_quiesce [2022-07-23 01:44:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_quiesce [2022-07-23 01:44:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_enable [2022-07-23 01:44:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_enable [2022-07-23 01:44:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_6 [2022-07-23 01:44:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_6 [2022-07-23 01:44:20,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 01:44:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-23 01:44:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-23 01:44:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_disable [2022-07-23 01:44:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_disable [2022-07-23 01:44:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2022-07-23 01:44:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2022-07-23 01:44:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_gateway [2022-07-23 01:44:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_gateway [2022-07-23 01:44:20,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 01:44:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_create [2022-07-23 01:44:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_create [2022-07-23 01:44:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 01:44:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_if_info [2022-07-23 01:44:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_if_info [2022-07-23 01:44:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 01:44:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 01:44:20,470 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_wrb_handle [2022-07-23 01:44:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_wrb_handle [2022-07-23 01:44:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched_prep [2022-07-23 01:44:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched_prep [2022-07-23 01:44:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 01:44:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_error [2022-07-23 01:44:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_error [2022-07-23 01:44:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure be_fill_queue [2022-07-23 01:44:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fill_queue [2022-07-23 01:44:20,471 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_params [2022-07-23 01:44:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_params [2022-07-23 01:44:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2022-07-23 01:44:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2022-07-23 01:44:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_async_link_state_process [2022-07-23 01:44:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_async_link_state_process [2022-07-23 01:44:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-07-23 01:44:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-07-23 01:44:20,472 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-23 01:44:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-23 01:44:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-23 01:44:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-23 01:44:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_setup_boot_info [2022-07-23 01:44:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_setup_boot_info [2022-07-23 01:44:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 01:44:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 01:44:20,473 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_ip [2022-07-23 01:44:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_ip [2022-07-23 01:44:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_cq_db [2022-07-23 01:44:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_cq_db [2022-07-23 01:44:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_write_buffer [2022-07-23 01:44:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_write_buffer [2022-07-23 01:44:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-07-23 01:44:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-07-23 01:44:20,474 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_format_mac [2022-07-23 01:44:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_format_mac [2022-07-23 01:44:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 01:44:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 01:44:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_param [2022-07-23 01:44:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_param [2022-07-23 01:44:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_handle [2022-07-23 01:44:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_handle [2022-07-23 01:44:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_iface [2022-07-23 01:44:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_iface [2022-07-23 01:44:20,475 INFO L130 BoogieDeclarations]: Found specification of procedure free_wrb_handle [2022-07-23 01:44:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure free_wrb_handle [2022-07-23 01:44:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2022-07-23 01:44:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2022-07-23 01:44:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-07-23 01:44:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-07-23 01:44:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_q_destroy [2022-07-23 01:44:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_q_destroy [2022-07-23 01:44:20,476 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 01:44:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 01:44:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_post_async_buffers [2022-07-23 01:44:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_post_async_buffers [2022-07-23 01:44:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-07-23 01:44:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-07-23 01:44:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 01:44:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 01:44:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 01:44:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 01:44:20,477 INFO L130 BoogieDeclarations]: Found specification of procedure be_complete_nopin_resp [2022-07-23 01:44:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure be_complete_nopin_resp [2022-07-23 01:44:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 01:44:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 01:44:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure find_num_cpus [2022-07-23 01:44:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure find_num_cpus [2022-07-23 01:44:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_reset [2022-07-23 01:44:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_reset [2022-07-23 01:44:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_get_param [2022-07-23 01:44:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_get_param [2022-07-23 01:44:20,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-07-23 01:44:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-07-23 01:44:20,479 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-07-23 01:44:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-07-23 01:44:20,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 01:44:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 01:44:20,479 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_eq_db [2022-07-23 01:44:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_eq_db [2022-07-23 01:44:20,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-23 01:44:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-23 01:44:20,480 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_free [2022-07-23 01:44:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_free [2022-07-23 01:44:20,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-23 01:44:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-23 01:44:20,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2022-07-23 01:44:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2022-07-23 01:44:20,480 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv4_iface [2022-07-23 01:44:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv4_iface [2022-07-23 01:44:20,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-23 01:44:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-23 01:44:20,481 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-07-23 01:44:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-07-23 01:44:20,481 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-23 01:44:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-23 01:44:20,481 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_endpoint [2022-07-23 01:44:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_endpoint [2022-07-23 01:44:20,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2022-07-23 01:44:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2022-07-23 01:44:20,481 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_6 [2022-07-23 01:44:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_6 [2022-07-23 01:44:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2022-07-23 01:44:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2022-07-23 01:44:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched [2022-07-23 01:44:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched [2022-07-23 01:44:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_poll [2022-07-23 01:44:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_poll [2022-07-23 01:44:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_bind [2022-07-23 01:44:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_bind [2022-07-23 01:44:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2022-07-23 01:44:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2022-07-23 01:44:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2022-07-23 01:44:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2022-07-23 01:44:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv6_iface [2022-07-23 01:44:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv6_iface [2022-07-23 01:44:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_create_default_pdu_queue [2022-07-23 01:44:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_create_default_pdu_queue [2022-07-23 01:44:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 01:44:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 01:44:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2022-07-23 01:44:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2022-07-23 01:44:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_fwd_async_msg [2022-07-23 01:44:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_fwd_async_msg [2022-07-23 01:44:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_static_ip_modify [2022-07-23 01:44:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_static_ip_modify [2022-07-23 01:44:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_process_default_pdu_ring [2022-07-23 01:44:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_process_default_pdu_ring [2022-07-23 01:44:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 01:44:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 01:44:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 01:44:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 01:44:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-23 01:44:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-23 01:44:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mgmt_task_handles [2022-07-23 01:44:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mgmt_task_handles [2022-07-23 01:44:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-23 01:44:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-23 01:44:22,166 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 01:44:22,169 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 01:44:22,556 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 01:47:25,409 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 01:47:25,442 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 01:47:25,442 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-23 01:47:25,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:47:25 BoogieIcfgContainer [2022-07-23 01:47:25,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 01:47:25,452 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 01:47:25,452 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 01:47:25,454 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 01:47:25,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 01:44:08" (1/3) ... [2022-07-23 01:47:25,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e25abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:47:25, skipping insertion in model container [2022-07-23 01:47:25,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:44:19" (2/3) ... [2022-07-23 01:47:25,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e25abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:47:25, skipping insertion in model container [2022-07-23 01:47:25,458 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:47:25" (3/3) ... [2022-07-23 01:47:25,461 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:47:25,473 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 01:47:25,473 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 01:47:25,612 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 01:47:25,623 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@4ba8d378, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4a9fff02 [2022-07-23 01:47:25,623 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 01:47:25,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 6307 states, 4428 states have (on average 1.3936314363143631) internal successors, (6171), 4528 states have internal predecessors, (6171), 1648 states have call successors, (1648), 231 states have call predecessors, (1648), 230 states have return successors, (1626), 1612 states have call predecessors, (1626), 1626 states have call successors, (1626) [2022-07-23 01:47:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2022-07-23 01:47:25,695 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:47:25,697 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:47:25,698 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:47:25,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:47:25,704 INFO L85 PathProgramCache]: Analyzing trace with hash -699610989, now seen corresponding path program 1 times [2022-07-23 01:47:25,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:47:25,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1798909896] [2022-07-23 01:47:25,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:47:25,725 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:47:25,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:47:25,747 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 01:47:25,749 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 01:47:30,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:47:30,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 7933 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-23 01:47:30,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:47:30,991 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 01:47:30,991 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:47:30,992 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:47:30,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1798909896] [2022-07-23 01:47:30,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1798909896] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:47:30,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:47:30,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 01:47:30,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430707593] [2022-07-23 01:47:30,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:47:30,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-23 01:47:30,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:47:31,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-23 01:47:31,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-23 01:47:31,030 INFO L87 Difference]: Start difference. First operand has 6307 states, 4428 states have (on average 1.3936314363143631) internal successors, (6171), 4528 states have internal predecessors, (6171), 1648 states have call successors, (1648), 231 states have call predecessors, (1648), 230 states have return successors, (1626), 1612 states have call predecessors, (1626), 1626 states have call successors, (1626) Second operand has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-07-23 01:47:31,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:47:31,288 INFO L93 Difference]: Finished difference Result 12606 states and 19114 transitions. [2022-07-23 01:47:31,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-23 01:47:31,290 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 947 [2022-07-23 01:47:31,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:47:31,335 INFO L225 Difference]: With dead ends: 12606 [2022-07-23 01:47:31,335 INFO L226 Difference]: Without dead ends: 6262 [2022-07-23 01:47:31,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 946 GetRequests, 946 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 01:47:31,373 INFO L413 NwaCegarLoop]: 9432 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, 9432 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 01:47:31,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9432 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 01:47:31,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6262 states. [2022-07-23 01:47:31,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6262 to 6262. [2022-07-23 01:47:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6262 states, 4410 states have (on average 1.3873015873015873) internal successors, (6118), 4483 states have internal predecessors, (6118), 1622 states have call successors, (1622), 230 states have call predecessors, (1622), 229 states have return successors, (1621), 1607 states have call predecessors, (1621), 1621 states have call successors, (1621) [2022-07-23 01:47:31,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6262 states to 6262 states and 9361 transitions. [2022-07-23 01:47:31,642 INFO L78 Accepts]: Start accepts. Automaton has 6262 states and 9361 transitions. Word has length 947 [2022-07-23 01:47:31,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:47:31,644 INFO L495 AbstractCegarLoop]: Abstraction has 6262 states and 9361 transitions. [2022-07-23 01:47:31,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-07-23 01:47:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 6262 states and 9361 transitions. [2022-07-23 01:47:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2022-07-23 01:47:31,667 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:47:31,667 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:47:31,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-23 01:47:31,887 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 01:47:31,888 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:47:31,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:47:31,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1600977029, now seen corresponding path program 1 times [2022-07-23 01:47:31,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:47:31,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [442038804] [2022-07-23 01:47:31,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:47:31,894 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:47:31,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:47:31,897 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 01:47:31,914 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 01:47:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:47:40,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 7933 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-23 01:47:40,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:47:41,398 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 01:47:41,398 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:47:41,398 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:47:41,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [442038804] [2022-07-23 01:47:41,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [442038804] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:47:41,399 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:47:41,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:47:41,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210423662] [2022-07-23 01:47:41,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:47:41,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:47:41,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:47:41,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:47:41,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:47:41,404 INFO L87 Difference]: Start difference. First operand 6262 states and 9361 transitions. Second operand has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 3 states have call successors, (72), 2 states have call predecessors, (72), 4 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2022-07-23 01:47:45,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:47:45,412 INFO L93 Difference]: Finished difference Result 12448 states and 18813 transitions. [2022-07-23 01:47:45,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 01:47:45,412 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 3 states have call successors, (72), 2 states have call predecessors, (72), 4 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 947 [2022-07-23 01:47:45,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:47:45,447 INFO L225 Difference]: With dead ends: 12448 [2022-07-23 01:47:45,447 INFO L226 Difference]: Without dead ends: 6265 [2022-07-23 01:47:45,476 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 948 GetRequests, 942 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-23 01:47:45,477 INFO L413 NwaCegarLoop]: 9328 mSDtfsCounter, 6 mSDsluCounter, 37205 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 46533 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-07-23 01:47:45,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 46533 Invalid, 334 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [67 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-07-23 01:47:45,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6265 states. [2022-07-23 01:47:45,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6265 to 6265. [2022-07-23 01:47:45,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6265 states, 4412 states have (on average 1.3873526745240254) internal successors, (6121), 4486 states have internal predecessors, (6121), 1622 states have call successors, (1622), 230 states have call predecessors, (1622), 230 states have return successors, (1625), 1607 states have call predecessors, (1625), 1621 states have call successors, (1625) [2022-07-23 01:47:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6265 states to 6265 states and 9368 transitions. [2022-07-23 01:47:45,690 INFO L78 Accepts]: Start accepts. Automaton has 6265 states and 9368 transitions. Word has length 947 [2022-07-23 01:47:45,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:47:45,694 INFO L495 AbstractCegarLoop]: Abstraction has 6265 states and 9368 transitions. [2022-07-23 01:47:45,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 3 states have call successors, (72), 2 states have call predecessors, (72), 4 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2022-07-23 01:47:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 6265 states and 9368 transitions. [2022-07-23 01:47:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2022-07-23 01:47:45,703 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:47:45,704 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:47:45,797 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 01:47:45,923 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 01:47:45,924 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:47:45,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:47:45,924 INFO L85 PathProgramCache]: Analyzing trace with hash -77862665, now seen corresponding path program 1 times [2022-07-23 01:47:45,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:47:45,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [157690974] [2022-07-23 01:47:45,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:47:45,930 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:47:45,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:47:45,943 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 01:47:45,944 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 01:47:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:47:55,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 8219 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-23 01:47:55,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:47:55,837 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 01:47:55,838 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 01:47:58,244 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 01:47:58,244 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:47:58,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [157690974] [2022-07-23 01:47:58,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [157690974] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 01:47:58,244 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-23 01:47:58,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-23 01:47:58,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613689068] [2022-07-23 01:47:58,245 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-23 01:47:58,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-23 01:47:58,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:47:58,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-23 01:47:58,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-23 01:47:58,247 INFO L87 Difference]: Start difference. First operand 6265 states and 9368 transitions. Second operand has 11 states, 9 states have (on average 15.0) internal successors, (135), 11 states have internal predecessors, (135), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (97), 4 states have call predecessors, (97), 4 states have call successors, (97) [2022-07-23 01:48:03,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:48:03,010 INFO L93 Difference]: Finished difference Result 12464 states and 18842 transitions. [2022-07-23 01:48:03,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-23 01:48:03,010 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 15.0) internal successors, (135), 11 states have internal predecessors, (135), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (97), 4 states have call predecessors, (97), 4 states have call successors, (97) Word has length 973 [2022-07-23 01:48:03,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:48:03,050 INFO L225 Difference]: With dead ends: 12464 [2022-07-23 01:48:03,050 INFO L226 Difference]: Without dead ends: 6281 [2022-07-23 01:48:03,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1948 GetRequests, 1935 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-23 01:48:03,089 INFO L413 NwaCegarLoop]: 9332 mSDtfsCounter, 20 mSDsluCounter, 27869 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 37201 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-07-23 01:48:03,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 37201 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-07-23 01:48:03,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6281 states. [2022-07-23 01:48:03,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6281 to 6281. [2022-07-23 01:48:03,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6281 states, 4423 states have (on average 1.3868415102871354) internal successors, (6134), 4497 states have internal predecessors, (6134), 1624 states have call successors, (1624), 233 states have call predecessors, (1624), 233 states have return successors, (1631), 1609 states have call predecessors, (1631), 1623 states have call successors, (1631) [2022-07-23 01:48:03,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6281 states to 6281 states and 9389 transitions. [2022-07-23 01:48:03,303 INFO L78 Accepts]: Start accepts. Automaton has 6281 states and 9389 transitions. Word has length 973 [2022-07-23 01:48:03,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:48:03,307 INFO L495 AbstractCegarLoop]: Abstraction has 6281 states and 9389 transitions. [2022-07-23 01:48:03,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 15.0) internal successors, (135), 11 states have internal predecessors, (135), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (97), 4 states have call predecessors, (97), 4 states have call successors, (97) [2022-07-23 01:48:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 6281 states and 9389 transitions. [2022-07-23 01:48:03,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 999 [2022-07-23 01:48:03,317 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:48:03,317 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:48:03,415 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 01:48:03,531 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 01:48:03,532 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:48:03,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:48:03,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1209294588, now seen corresponding path program 2 times [2022-07-23 01:48:03,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:48:03,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586794776] [2022-07-23 01:48:03,536 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 01:48:03,537 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:48:03,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:48:03,538 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 01:48:03,539 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 01:48:07,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-23 01:48:07,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 01:48:07,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 5197 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 01:48:07,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:48:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 15900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15900 trivial. 0 not checked. [2022-07-23 01:48:07,683 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:48:07,683 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:48:07,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586794776] [2022-07-23 01:48:07,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586794776] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:48:07,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:48:07,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 01:48:07,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703696500] [2022-07-23 01:48:07,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:48:07,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 01:48:07,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:48:07,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 01:48:07,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 01:48:07,685 INFO L87 Difference]: Start difference. First operand 6281 states and 9389 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68)