./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-32_7a-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-32_7a-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 876121993ef1a4db56a5a0602d105b3cbdec3ff55f866ec4cb2cdd413d06fd9d --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 01:11:37,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:11:37,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:11:38,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:11:38,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:11:38,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:11:38,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:11:38,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:11:38,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:11:38,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:11:38,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:11:38,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:11:38,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:11:38,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:11:38,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:11:38,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:11:38,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:11:38,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:11:38,048 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:11:38,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:11:38,054 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:11:38,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:11:38,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:11:38,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:11:38,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:11:38,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:11:38,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:11:38,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:11:38,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:11:38,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:11:38,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:11:38,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:11:38,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:11:38,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:11:38,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:11:38,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:11:38,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:11:38,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:11:38,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:11:38,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:11:38,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:11:38,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:11:38,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 01:11:38,103 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:11:38,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:11:38,104 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:11:38,104 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:11:38,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:11:38,105 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:11:38,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:11:38,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:11:38,105 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:11:38,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:11:38,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 01:11:38,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:11:38,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:11:38,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:11:38,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:11:38,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:11:38,107 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:11:38,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:11:38,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:11:38,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:11:38,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:11:38,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:11:38,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:11:38,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:11:38,109 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:11:38,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 01:11:38,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 01:11:38,109 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:11:38,109 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:11:38,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:11:38,110 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 876121993ef1a4db56a5a0602d105b3cbdec3ff55f866ec4cb2cdd413d06fd9d [2022-07-23 01:11:38,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:11:38,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:11:38,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:11:38,296 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:11:38,296 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:11:38,298 INFO L432 ainManager$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-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:11:38,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/536c1f3fe/5c45c4a475e3413ab9161ce1699e5f14/FLAG9cdaf794b [2022-07-23 01:11:39,185 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:11:39,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:11:39,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/536c1f3fe/5c45c4a475e3413ab9161ce1699e5f14/FLAG9cdaf794b [2022-07-23 01:11:39,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/536c1f3fe/5c45c4a475e3413ab9161ce1699e5f14 [2022-07-23 01:11:39,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:11:39,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:11:39,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:11:39,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:11:39,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:11:39,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:11:39" (1/1) ... [2022-07-23 01:11:39,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bdcefc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:11:39, skipping insertion in model container [2022-07-23 01:11:39,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:11:39" (1/1) ... [2022-07-23 01:11:39,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:11:39,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:11:46,774 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-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[764173,764186] [2022-07-23 01:11:47,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:11:47,101 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:11:47,607 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 [20648] 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 01:11:47,611 INFO L158 Benchmark]: Toolchain (without parser) took 8228.88ms. Allocated memory was 136.3MB in the beginning and 304.1MB in the end (delta: 167.8MB). Free memory was 82.9MB in the beginning and 168.1MB in the end (delta: -85.1MB). Peak memory consumption was 171.2MB. Max. memory is 16.1GB. [2022-07-23 01:11:47,612 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 01:11:47,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8227.51ms. Allocated memory was 136.3MB in the beginning and 304.1MB in the end (delta: 167.8MB). Free memory was 82.9MB in the beginning and 168.1MB in the end (delta: -85.1MB). Peak memory consumption was 171.2MB. Max. memory is 16.1GB. [2022-07-23 01:11:47,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 136.3MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8227.51ms. Allocated memory was 136.3MB in the beginning and 304.1MB in the end (delta: 167.8MB). Free memory was 82.9MB in the beginning and 168.1MB in the end (delta: -85.1MB). Peak memory consumption was 171.2MB. 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 [20648] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20648]: 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-32_7a-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 876121993ef1a4db56a5a0602d105b3cbdec3ff55f866ec4cb2cdd413d06fd9d --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 01:11:49,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:11:49,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:11:49,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:11:49,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:11:49,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:11:49,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:11:49,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:11:49,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:11:49,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:11:49,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:11:49,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:11:49,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:11:49,296 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:11:49,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:11:49,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:11:49,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:11:49,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:11:49,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:11:49,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:11:49,308 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:11:49,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:11:49,309 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:11:49,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:11:49,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:11:49,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:11:49,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:11:49,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:11:49,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:11:49,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:11:49,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:11:49,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:11:49,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:11:49,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:11:49,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:11:49,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:11:49,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:11:49,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:11:49,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:11:49,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:11:49,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:11:49,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:11:49,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 01:11:49,354 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:11:49,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:11:49,354 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:11:49,355 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:11:49,355 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:11:49,355 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:11:49,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:11:49,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:11:49,356 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:11:49,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:11:49,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:11:49,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:11:49,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:11:49,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:11:49,358 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 01:11:49,358 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 01:11:49,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 01:11:49,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:11:49,358 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:11:49,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:11:49,358 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:11:49,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:11:49,359 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:11:49,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:11:49,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:11:49,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:11:49,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:11:49,359 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 01:11:49,360 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 01:11:49,360 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:11:49,360 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:11:49,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:11:49,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 01:11:49,360 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 876121993ef1a4db56a5a0602d105b3cbdec3ff55f866ec4cb2cdd413d06fd9d [2022-07-23 01:11:49,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:11:49,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:11:49,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:11:49,652 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:11:49,652 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:11:49,653 INFO L432 ainManager$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-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:11:49,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181f15c78/cd1cee45c4bf4d39bce4e9a29f21aed5/FLAG71246d28d [2022-07-23 01:11:50,587 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:11:50,588 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:11:50,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181f15c78/cd1cee45c4bf4d39bce4e9a29f21aed5/FLAG71246d28d [2022-07-23 01:11:50,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/181f15c78/cd1cee45c4bf4d39bce4e9a29f21aed5 [2022-07-23 01:11:50,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:11:50,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:11:50,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:11:50,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:11:50,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:11:50,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:11:50" (1/1) ... [2022-07-23 01:11:50,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4226c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:11:50, skipping insertion in model container [2022-07-23 01:11:50,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:11:50" (1/1) ... [2022-07-23 01:11:50,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:11:51,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:11:58,791 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-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[764173,764186] [2022-07-23 01:11:59,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:11:59,174 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 01:11:59,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:11:59,777 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-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[764173,764186] [2022-07-23 01:11:59,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:11:59,813 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:12:00,515 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-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[764173,764186] [2022-07-23 01:12:00,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:12:00,687 INFO L208 MainTranslator]: Completed translation [2022-07-23 01:12:00,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00 WrapperNode [2022-07-23 01:12:00,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 01:12:00,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 01:12:00,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 01:12:00,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 01:12:00,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:00,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,198 INFO L137 Inliner]: procedures = 669, calls = 9104, calls flagged for inlining = 267, calls inlined = 259, statements flattened = 20286 [2022-07-23 01:12:01,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 01:12:01,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 01:12:01,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 01:12:01,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 01:12:01,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 01:12:01,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 01:12:01,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 01:12:01,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 01:12:01,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (1/1) ... [2022-07-23 01:12:01,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:12:01,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 01:12:01,927 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 01:12:01,945 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 01:12:01,960 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2022-07-23 01:12:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2022-07-23 01:12:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2022-07-23 01:12:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2022-07-23 01:12:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-23 01:12:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-23 01:12:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 01:12:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 01:12:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_sgl_handle [2022-07-23 01:12:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_sgl_handle [2022-07-23 01:12:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2022-07-23 01:12:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2022-07-23 01:12:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-23 01:12:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-23 01:12:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 01:12:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 01:12:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_purge_eq [2022-07-23 01:12:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_purge_eq [2022-07-23 01:12:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-23 01:12:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-23 01:12:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2022-07-23 01:12:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2022-07-23 01:12:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-23 01:12:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-23 01:12:01,963 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-23 01:12:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-23 01:12:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mcc_tag [2022-07-23 01:12:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mcc_tag [2022-07-23 01:12:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-07-23 01:12:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-07-23 01:12:01,964 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-23 01:12:01,964 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-23 01:12:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2022-07-23 01:12:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2022-07-23 01:12:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_exec_nonemb_cmd [2022-07-23 01:12:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_exec_nonemb_cmd [2022-07-23 01:12:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-07-23 01:12:01,965 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-07-23 01:12:01,965 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ue_detect [2022-07-23 01:12:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ue_detect [2022-07-23 01:12:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-23 01:12:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-23 01:12:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 01:12:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 01:12:01,966 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2022-07-23 01:12:01,966 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2022-07-23 01:12:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_create [2022-07-23 01:12:01,967 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_create [2022-07-23 01:12:01,967 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2022-07-23 01:12:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2022-07-23 01:12:01,968 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_all_cqs [2022-07-23 01:12:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_all_cqs [2022-07-23 01:12:01,968 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-23 01:12:01,968 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-23 01:12:01,969 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-23 01:12:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-23 01:12:01,969 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2022-07-23 01:12:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2022-07-23 01:12:01,969 INFO L130 BoogieDeclarations]: Found specification of procedure free_mcc_tag [2022-07-23 01:12:01,969 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mcc_tag [2022-07-23 01:12:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_enable_intr [2022-07-23 01:12:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_enable_intr [2022-07-23 01:12:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_destroy [2022-07-23 01:12:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_destroy [2022-07-23 01:12:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 01:12:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 01:12:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_reset_function [2022-07-23 01:12:01,970 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_reset_function [2022-07-23 01:12:01,970 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mem [2022-07-23 01:12:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mem [2022-07-23 01:12:01,971 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2022-07-23 01:12:01,971 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2022-07-23 01:12:01,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 01:12:01,971 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 01:12:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 01:12:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure nla_find [2022-07-23 01:12:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_find [2022-07-23 01:12:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_busy_list [2022-07-23 01:12:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_busy_list [2022-07-23 01:12:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-23 01:12:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 01:12:01,972 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2022-07-23 01:12:01,972 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2022-07-23 01:12:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 01:12:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 01:12:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 01:12:01,973 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 01:12:01,973 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2022-07-23 01:12:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2022-07-23 01:12:01,974 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 01:12:01,974 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 01:12:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_init_irqs [2022-07-23 01:12:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_init_irqs [2022-07-23 01:12:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2022-07-23 01:12:01,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2022-07-23 01:12:01,975 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 01:12:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 01:12:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-23 01:12:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-23 01:12:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cleanup_task [2022-07-23 01:12:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cleanup_task [2022-07-23 01:12:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2022-07-23 01:12:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2022-07-23 01:12:01,976 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_err_detected [2022-07-23 01:12:01,976 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_err_detected [2022-07-23 01:12:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2022-07-23 01:12:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2022-07-23 01:12:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-23 01:12:01,977 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-23 01:12:01,977 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_cq [2022-07-23 01:12:01,978 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_cq [2022-07-23 01:12:01,978 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-23 01:12:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-23 01:12:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 01:12:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 01:12:01,980 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-23 01:12:01,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-23 01:12:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2022-07-23 01:12:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2022-07-23 01:12:01,982 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mgmt_sgl_handle [2022-07-23 01:12:01,982 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mgmt_sgl_handle [2022-07-23 01:12:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_hdr_prepare [2022-07-23 01:12:01,986 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_hdr_prepare [2022-07-23 01:12:01,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2022-07-23 01:12:01,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2022-07-23 01:12:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_init [2022-07-23 01:12:01,987 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_init [2022-07-23 01:12:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 01:12:01,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 01:12:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 01:12:01,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 01:12:01,987 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_hw_health_check [2022-07-23 01:12:01,987 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_hw_health_check [2022-07-23 01:12:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-07-23 01:12:01,988 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-07-23 01:12:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2022-07-23 01:12:01,988 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2022-07-23 01:12:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_static_ip [2022-07-23 01:12:01,988 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_static_ip [2022-07-23 01:12:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-23 01:12:01,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-23 01:12:01,988 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-23 01:12:01,988 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-23 01:12:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_destroy_contiguous [2022-07-23 01:12:01,989 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_destroy_contiguous [2022-07-23 01:12:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_get_param [2022-07-23 01:12:01,989 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_get_param [2022-07-23 01:12:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2022-07-23 01:12:01,989 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2022-07-23 01:12:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 01:12:01,989 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 01:12:01,989 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-23 01:12:01,989 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-23 01:12:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-23 01:12:01,990 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-23 01:12:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_get [2022-07-23 01:12:01,990 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_get [2022-07-23 01:12:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_host_device [2022-07-23 01:12:01,990 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_host_device [2022-07-23 01:12:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-23 01:12:01,990 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-23 01:12:01,990 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_ep [2022-07-23 01:12:01,990 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_ep [2022-07-23 01:12:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2022-07-23 01:12:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2022-07-23 01:12:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_parse_pdu [2022-07-23 01:12:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_parse_pdu [2022-07-23 01:12:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2022-07-23 01:12:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2022-07-23 01:12:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_mccq_compl [2022-07-23 01:12:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_mccq_compl [2022-07-23 01:12:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 01:12:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 01:12:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_unmap_pci_function [2022-07-23 01:12:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_unmap_pci_function [2022-07-23 01:12:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 01:12:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2022-07-23 01:12:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2022-07-23 01:12:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_build_be_sgl_arr [2022-07-23 01:12:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_build_be_sgl_arr [2022-07-23 01:12:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-23 01:12:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-23 01:12:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 01:12:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_task_xmit [2022-07-23 01:12:01,993 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_task_xmit [2022-07-23 01:12:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_start [2022-07-23 01:12:01,993 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_start [2022-07-23 01:12:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 01:12:01,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 01:12:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2022-07-23 01:12:01,993 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2022-07-23 01:12:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 01:12:01,993 INFO L130 BoogieDeclarations]: Found specification of procedure nonembedded_sgl [2022-07-23 01:12:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure nonembedded_sgl [2022-07-23 01:12:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-23 01:12:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-23 01:12:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2022-07-23 01:12:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2022-07-23 01:12:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_modify_gateway [2022-07-23 01:12:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_modify_gateway [2022-07-23 01:12:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 01:12:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 01:12:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 01:12:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_macaddr [2022-07-23 01:12:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_macaddr [2022-07-23 01:12:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-23 01:12:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-23 01:12:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_get_stats [2022-07-23 01:12:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_get_stats [2022-07-23 01:12:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_create_contiguous [2022-07-23 01:12:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_create_contiguous [2022-07-23 01:12:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_all_if_id [2022-07-23 01:12:01,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_all_if_id [2022-07-23 01:12:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_clean_port [2022-07-23 01:12:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_clean_port [2022-07-23 01:12:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_cq_create [2022-07-23 01:12:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_cq_create [2022-07-23 01:12:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure be_chk_reset_complete [2022-07-23 01:12:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure be_chk_reset_complete [2022-07-23 01:12:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-23 01:12:01,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-23 01:12:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 01:12:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 01:12:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_boot_destroy_kset [2022-07-23 01:12:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_boot_destroy_kset [2022-07-23 01:12:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure free_mgmt_sgl_handle [2022-07-23 01:12:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mgmt_sgl_handle [2022-07-23 01:12:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify [2022-07-23 01:12:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify [2022-07-23 01:12:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-23 01:12:01,997 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-23 01:12:01,997 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_alloc_cmd_data [2022-07-23 01:12:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_alloc_cmd_data [2022-07-23 01:12:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_attr_is_visible [2022-07-23 01:12:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_attr_is_visible [2022-07-23 01:12:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_bsg_request [2022-07-23 01:12:01,998 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_bsg_request [2022-07-23 01:12:01,998 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-23 01:12:01,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-23 01:12:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2022-07-23 01:12:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2022-07-23 01:12:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-07-23 01:12:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-07-23 01:12:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-23 01:12:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-23 01:12:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 01:12:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_create_iface [2022-07-23 01:12:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_create_iface [2022-07-23 01:12:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2022-07-23 01:12:02,003 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2022-07-23 01:12:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-23 01:12:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-23 01:12:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 01:12:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 01:12:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-23 01:12:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-23 01:12:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-23 01:12:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-23 01:12:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 01:12:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 01:12:02,004 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 01:12:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 01:12:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 01:12:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 01:12:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 01:12:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 01:12:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_host_param [2022-07-23 01:12:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_host_param [2022-07-23 01:12:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 01:12:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 01:12:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_init_controller [2022-07-23 01:12:02,005 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_init_controller [2022-07-23 01:12:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_cleanup [2022-07-23 01:12:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_cleanup [2022-07-23 01:12:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-23 01:12:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-23 01:12:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure is_link_state_evt [2022-07-23 01:12:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure is_link_state_evt [2022-07-23 01:12:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_free_async_msg [2022-07-23 01:12:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_free_async_msg [2022-07-23 01:12:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-23 01:12:02,006 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-23 01:12:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_hdr_prepare [2022-07-23 01:12:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_hdr_prepare [2022-07-23 01:12:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_msix_enable [2022-07-23 01:12:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_msix_enable [2022-07-23 01:12:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-07-23 01:12:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-07-23 01:12:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_invalidate_icds [2022-07-23 01:12:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_invalidate_icds [2022-07-23 01:12:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 01:12:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 01:12:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-23 01:12:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-23 01:12:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-23 01:12:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-23 01:12:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 01:12:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 01:12:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-07-23 01:12:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-07-23 01:12:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_set_param [2022-07-23 01:12:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_set_param [2022-07-23 01:12:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 01:12:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 01:12:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-23 01:12:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-23 01:12:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_vlan [2022-07-23 01:12:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_vlan [2022-07-23 01:12:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_update_async_writables [2022-07-23 01:12:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_update_async_writables [2022-07-23 01:12:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-23 01:12:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-23 01:12:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_alloc_pdu [2022-07-23 01:12:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_alloc_pdu [2022-07-23 01:12:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-23 01:12:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-23 01:12:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_connect [2022-07-23 01:12:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_connect [2022-07-23 01:12:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2022-07-23 01:12:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2022-07-23 01:12:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-23 01:12:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-23 01:12:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2022-07-23 01:12:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2022-07-23 01:12:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 01:12:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 01:12:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 01:12:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-23 01:12:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-23 01:12:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_quiesce [2022-07-23 01:12:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_quiesce [2022-07-23 01:12:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_enable [2022-07-23 01:12:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_enable [2022-07-23 01:12:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_6 [2022-07-23 01:12:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_6 [2022-07-23 01:12:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 01:12:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_disable [2022-07-23 01:12:02,012 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_disable [2022-07-23 01:12:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2022-07-23 01:12:02,012 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2022-07-23 01:12:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_gateway [2022-07-23 01:12:02,012 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_gateway [2022-07-23 01:12:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 01:12:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_create [2022-07-23 01:12:02,012 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_create [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_if_info [2022-07-23 01:12:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_if_info [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_wrb_handle [2022-07-23 01:12:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_wrb_handle [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched_prep [2022-07-23 01:12:02,013 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched_prep [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 01:12:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_error [2022-07-23 01:12:02,014 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_error [2022-07-23 01:12:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure be_fill_queue [2022-07-23 01:12:02,014 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fill_queue [2022-07-23 01:12:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_params [2022-07-23 01:12:02,014 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_params [2022-07-23 01:12:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2022-07-23 01:12:02,014 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2022-07-23 01:12:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_async_link_state_process [2022-07-23 01:12:02,014 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_async_link_state_process [2022-07-23 01:12:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-07-23 01:12:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-07-23 01:12:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 01:12:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 01:12:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-23 01:12:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-23 01:12:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-23 01:12:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-23 01:12:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_setup_boot_info [2022-07-23 01:12:02,015 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_setup_boot_info [2022-07-23 01:12:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-23 01:12:02,016 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-23 01:12:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 01:12:02,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 01:12:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_ip [2022-07-23 01:12:02,016 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_ip [2022-07-23 01:12:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_cq_db [2022-07-23 01:12:02,016 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_cq_db [2022-07-23 01:12:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_write_buffer [2022-07-23 01:12:02,016 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_write_buffer [2022-07-23 01:12:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-07-23 01:12:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-07-23 01:12:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_format_mac [2022-07-23 01:12:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_format_mac [2022-07-23 01:12:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 01:12:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 01:12:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_param [2022-07-23 01:12:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_param [2022-07-23 01:12:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_handle [2022-07-23 01:12:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_handle [2022-07-23 01:12:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_iface [2022-07-23 01:12:02,017 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_iface [2022-07-23 01:12:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure free_wrb_handle [2022-07-23 01:12:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure free_wrb_handle [2022-07-23 01:12:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2022-07-23 01:12:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2022-07-23 01:12:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-07-23 01:12:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-07-23 01:12:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_q_destroy [2022-07-23 01:12:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_q_destroy [2022-07-23 01:12:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 01:12:02,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 01:12:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_post_async_buffers [2022-07-23 01:12:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_post_async_buffers [2022-07-23 01:12:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-07-23 01:12:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-07-23 01:12:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 01:12:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 01:12:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 01:12:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 01:12:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure be_complete_nopin_resp [2022-07-23 01:12:02,019 INFO L138 BoogieDeclarations]: Found implementation of procedure be_complete_nopin_resp [2022-07-23 01:12:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 01:12:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 01:12:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure find_num_cpus [2022-07-23 01:12:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure find_num_cpus [2022-07-23 01:12:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_reset [2022-07-23 01:12:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_reset [2022-07-23 01:12:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_get_param [2022-07-23 01:12:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_get_param [2022-07-23 01:12:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-07-23 01:12:02,020 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-07-23 01:12:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-07-23 01:12:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-07-23 01:12:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 01:12:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 01:12:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_eq_db [2022-07-23 01:12:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_eq_db [2022-07-23 01:12:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-23 01:12:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-23 01:12:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_free [2022-07-23 01:12:02,021 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_free [2022-07-23 01:12:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-23 01:12:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-23 01:12:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2022-07-23 01:12:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2022-07-23 01:12:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv4_iface [2022-07-23 01:12:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv4_iface [2022-07-23 01:12:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-23 01:12:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-23 01:12:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-07-23 01:12:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-07-23 01:12:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-23 01:12:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-23 01:12:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_endpoint [2022-07-23 01:12:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_endpoint [2022-07-23 01:12:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2022-07-23 01:12:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2022-07-23 01:12:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_6 [2022-07-23 01:12:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_6 [2022-07-23 01:12:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2022-07-23 01:12:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2022-07-23 01:12:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched [2022-07-23 01:12:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched [2022-07-23 01:12:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_poll [2022-07-23 01:12:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_poll [2022-07-23 01:12:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_bind [2022-07-23 01:12:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_bind [2022-07-23 01:12:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2022-07-23 01:12:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2022-07-23 01:12:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2022-07-23 01:12:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2022-07-23 01:12:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv6_iface [2022-07-23 01:12:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv6_iface [2022-07-23 01:12:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_create_default_pdu_queue [2022-07-23 01:12:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_create_default_pdu_queue [2022-07-23 01:12:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 01:12:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 01:12:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2022-07-23 01:12:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2022-07-23 01:12:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_fwd_async_msg [2022-07-23 01:12:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_fwd_async_msg [2022-07-23 01:12:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_static_ip_modify [2022-07-23 01:12:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_static_ip_modify [2022-07-23 01:12:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_process_default_pdu_ring [2022-07-23 01:12:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_process_default_pdu_ring [2022-07-23 01:12:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 01:12:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 01:12:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-23 01:12:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-23 01:12:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 01:12:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 01:12:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-23 01:12:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-23 01:12:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mgmt_task_handles [2022-07-23 01:12:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mgmt_task_handles [2022-07-23 01:12:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-23 01:12:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-23 01:12:03,588 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 01:12:03,592 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 01:12:03,933 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 01:15:01,207 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 01:15:01,239 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 01:15:01,239 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-23 01:15:01,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:15:01 BoogieIcfgContainer [2022-07-23 01:15:01,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 01:15:01,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 01:15:01,249 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 01:15:01,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 01:15:01,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 01:11:50" (1/3) ... [2022-07-23 01:15:01,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382f3184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:15:01, skipping insertion in model container [2022-07-23 01:15:01,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:12:00" (2/3) ... [2022-07-23 01:15:01,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382f3184 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:15:01, skipping insertion in model container [2022-07-23 01:15:01,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:15:01" (3/3) ... [2022-07-23 01:15:01,261 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-23 01:15:01,274 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 01:15:01,274 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 01:15:01,528 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 01:15:01,532 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@2e9c19a2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@38cb1e5c [2022-07-23 01:15:01,533 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 01:15:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 6300 states, 4422 states have (on average 1.3943916779737675) internal successors, (6166), 4524 states have internal predecessors, (6166), 1647 states have call successors, (1647), 231 states have call predecessors, (1647), 230 states have return successors, (1625), 1611 states have call predecessors, (1625), 1625 states have call successors, (1625) [2022-07-23 01:15:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2022-07-23 01:15:01,635 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:15:01,636 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:15:01,637 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:15:01,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:15:01,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1503970682, now seen corresponding path program 1 times [2022-07-23 01:15:01,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:15:01,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1760986591] [2022-07-23 01:15:01,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:15:01,659 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:15:01,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:15:01,661 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 01:15:01,675 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 01:15:06,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:15:06,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 7875 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-23 01:15:06,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:15:07,024 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 01:15:07,024 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:15:07,025 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:15:07,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1760986591] [2022-07-23 01:15:07,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1760986591] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:15:07,026 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:15:07,026 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 01:15:07,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204944713] [2022-07-23 01:15:07,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:15:07,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-23 01:15:07,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:15:07,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-23 01:15:07,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-23 01:15:07,061 INFO L87 Difference]: Start difference. First operand has 6300 states, 4422 states have (on average 1.3943916779737675) internal successors, (6166), 4524 states have internal predecessors, (6166), 1647 states have call successors, (1647), 231 states have call predecessors, (1647), 230 states have return successors, (1625), 1611 states have call predecessors, (1625), 1625 states have call successors, (1625) Second operand has 2 states, 2 states have (on average 57.5) internal successors, (115), 2 states have internal predecessors, (115), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-07-23 01:15:07,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:15:07,295 INFO L93 Difference]: Finished difference Result 12592 states and 19099 transitions. [2022-07-23 01:15:07,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-23 01:15:07,297 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 57.5) internal successors, (115), 2 states have internal predecessors, (115), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 938 [2022-07-23 01:15:07,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:15:07,338 INFO L225 Difference]: With dead ends: 12592 [2022-07-23 01:15:07,339 INFO L226 Difference]: Without dead ends: 6261 [2022-07-23 01:15:07,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 937 GetRequests, 937 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-23 01:15:07,374 INFO L413 NwaCegarLoop]: 9423 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, 9423 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 01:15:07,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9423 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-23 01:15:07,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6261 states. [2022-07-23 01:15:07,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6261 to 6261. [2022-07-23 01:15:07,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6261 states, 4409 states have (on average 1.3878430483102744) internal successors, (6119), 4484 states have internal predecessors, (6119), 1622 states have call successors, (1622), 230 states have call predecessors, (1622), 229 states have return successors, (1619), 1605 states have call predecessors, (1619), 1619 states have call successors, (1619) [2022-07-23 01:15:07,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6261 states to 6261 states and 9360 transitions. [2022-07-23 01:15:07,842 INFO L78 Accepts]: Start accepts. Automaton has 6261 states and 9360 transitions. Word has length 938 [2022-07-23 01:15:07,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:15:07,844 INFO L495 AbstractCegarLoop]: Abstraction has 6261 states and 9360 transitions. [2022-07-23 01:15:07,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 57.5) internal successors, (115), 2 states have internal predecessors, (115), 2 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-07-23 01:15:07,845 INFO L276 IsEmpty]: Start isEmpty. Operand 6261 states and 9360 transitions. [2022-07-23 01:15:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2022-07-23 01:15:07,866 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:15:07,866 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:15:07,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-23 01:15:08,095 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 01:15:08,096 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:15:08,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:15:08,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1192103340, now seen corresponding path program 1 times [2022-07-23 01:15:08,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:15:08,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1889129450] [2022-07-23 01:15:08,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:15:08,101 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:15:08,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:15:08,102 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 01:15:08,105 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 01:15:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:15:16,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 7875 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-23 01:15:16,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:15:17,231 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 01:15:17,231 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:15:17,231 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:15:17,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1889129450] [2022-07-23 01:15:17,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1889129450] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:15:17,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:15:17,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:15:17,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777756899] [2022-07-23 01:15:17,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:15:17,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:15:17,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:15:17,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:15:17,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:15:17,235 INFO L87 Difference]: Start difference. First operand 6261 states and 9360 transitions. Second operand has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 3 states have call successors, (71), 2 states have call predecessors, (71), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-07-23 01:15:20,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:15:20,645 INFO L93 Difference]: Finished difference Result 12446 states and 18811 transitions. [2022-07-23 01:15:20,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 01:15:20,646 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 3 states have call successors, (71), 2 states have call predecessors, (71), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 938 [2022-07-23 01:15:20,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:15:20,691 INFO L225 Difference]: With dead ends: 12446 [2022-07-23 01:15:20,691 INFO L226 Difference]: Without dead ends: 6264 [2022-07-23 01:15:20,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 939 GetRequests, 933 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 01:15:20,726 INFO L413 NwaCegarLoop]: 9327 mSDtfsCounter, 6 mSDsluCounter, 37201 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 46528 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-23 01:15:20,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 46528 Invalid, 334 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [67 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-07-23 01:15:20,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6264 states. [2022-07-23 01:15:20,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6264 to 6264. [2022-07-23 01:15:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6264 states, 4411 states have (on average 1.3878939016096123) internal successors, (6122), 4487 states have internal predecessors, (6122), 1622 states have call successors, (1622), 230 states have call predecessors, (1622), 230 states have return successors, (1623), 1605 states have call predecessors, (1623), 1619 states have call successors, (1623) [2022-07-23 01:15:20,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 6264 states and 9367 transitions. [2022-07-23 01:15:20,923 INFO L78 Accepts]: Start accepts. Automaton has 6264 states and 9367 transitions. Word has length 938 [2022-07-23 01:15:20,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:15:20,926 INFO L495 AbstractCegarLoop]: Abstraction has 6264 states and 9367 transitions. [2022-07-23 01:15:20,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 3 states have call successors, (71), 2 states have call predecessors, (71), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-07-23 01:15:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 6264 states and 9367 transitions. [2022-07-23 01:15:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 965 [2022-07-23 01:15:20,935 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:15:20,935 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:15:21,050 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 01:15:21,163 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 01:15:21,164 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:15:21,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:15:21,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1227342686, now seen corresponding path program 1 times [2022-07-23 01:15:21,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:15:21,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532283512] [2022-07-23 01:15:21,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:15:21,170 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:15:21,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:15:21,172 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 01:15:21,173 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 01:15:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:15:29,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 8161 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-23 01:15:29,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:15:30,515 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 01:15:30,515 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 01:15:32,835 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 01:15:32,835 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:15:32,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532283512] [2022-07-23 01:15:32,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [532283512] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 01:15:32,835 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-23 01:15:32,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-23 01:15:32,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210054780] [2022-07-23 01:15:32,836 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-23 01:15:32,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-23 01:15:32,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:15:32,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-23 01:15:32,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-23 01:15:32,840 INFO L87 Difference]: Start difference. First operand 6264 states and 9367 transitions. Second operand has 11 states, 9 states have (on average 14.222222222222221) internal successors, (128), 11 states have internal predecessors, (128), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (99), 4 states have call predecessors, (99), 4 states have call successors, (99) [2022-07-23 01:15:37,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:15:37,825 INFO L93 Difference]: Finished difference Result 12462 states and 18840 transitions. [2022-07-23 01:15:37,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-23 01:15:37,825 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 14.222222222222221) internal successors, (128), 11 states have internal predecessors, (128), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (99), 4 states have call predecessors, (99), 4 states have call successors, (99) Word has length 964 [2022-07-23 01:15:37,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:15:37,919 INFO L225 Difference]: With dead ends: 12462 [2022-07-23 01:15:37,919 INFO L226 Difference]: Without dead ends: 6280 [2022-07-23 01:15:37,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1930 GetRequests, 1917 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-23 01:15:37,954 INFO L413 NwaCegarLoop]: 9331 mSDtfsCounter, 20 mSDsluCounter, 37165 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 46496 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-07-23 01:15:37,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 46496 Invalid, 509 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [128 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-07-23 01:15:37,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6280 states. [2022-07-23 01:15:38,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6280 to 6280. [2022-07-23 01:15:38,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6280 states, 4422 states have (on average 1.387381275440977) internal successors, (6135), 4498 states have internal predecessors, (6135), 1624 states have call successors, (1624), 233 states have call predecessors, (1624), 233 states have return successors, (1629), 1607 states have call predecessors, (1629), 1621 states have call successors, (1629) [2022-07-23 01:15:38,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6280 states to 6280 states and 9388 transitions. [2022-07-23 01:15:38,154 INFO L78 Accepts]: Start accepts. Automaton has 6280 states and 9388 transitions. Word has length 964 [2022-07-23 01:15:38,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:15:38,158 INFO L495 AbstractCegarLoop]: Abstraction has 6280 states and 9388 transitions. [2022-07-23 01:15:38,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 14.222222222222221) internal successors, (128), 11 states have internal predecessors, (128), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (99), 4 states have call predecessors, (99), 4 states have call successors, (99) [2022-07-23 01:15:38,159 INFO L276 IsEmpty]: Start isEmpty. Operand 6280 states and 9388 transitions. [2022-07-23 01:15:38,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 990 [2022-07-23 01:15:38,167 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:15:38,167 INFO L195 NwaCegarLoop]: trace histogram [51, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:15:38,287 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 01:15:38,376 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 01:15:38,377 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:15:38,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:15:38,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1037034033, now seen corresponding path program 2 times [2022-07-23 01:15:38,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:15:38,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2074919368] [2022-07-23 01:15:38,382 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 01:15:38,382 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:15:38,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:15:38,383 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 01:15:38,385 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 01:15:42,144 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-23 01:15:42,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 01:15:42,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 5139 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 01:15:42,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:15:42,605 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 01:15:42,605 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:15:42,605 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:15:42,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2074919368] [2022-07-23 01:15:42,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2074919368] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:15:42,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:15:42,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 01:15:42,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539800961] [2022-07-23 01:15:42,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:15:42,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 01:15:42,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:15:42,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 01:15:42,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 01:15:42,607 INFO L87 Difference]: Start difference. First operand 6280 states and 9388 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2022-07-23 01:15:43,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:15:43,419 INFO L93 Difference]: Finished difference Result 18480 states and 27654 transitions. [2022-07-23 01:15:43,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 01:15:43,419 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) Word has length 989 [2022-07-23 01:15:43,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:15:43,497 INFO L225 Difference]: With dead ends: 18480 [2022-07-23 01:15:43,497 INFO L226 Difference]: Without dead ends: 12354 [2022-07-23 01:15:43,526 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 988 GetRequests, 987 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 01:15:43,528 INFO L413 NwaCegarLoop]: 10911 mSDtfsCounter, 9090 mSDsluCounter, 9327 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9090 SdHoareTripleChecker+Valid, 20238 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-23 01:15:43,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9090 Valid, 20238 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-23 01:15:43,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12354 states. [2022-07-23 01:15:43,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12354 to 12352. [2022-07-23 01:15:43,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12352 states, 8726 states have (on average 1.3915883566353426) internal successors, (12143), 8876 states have internal predecessors, (12143), 3163 states have call successors, (3163), 461 states have call predecessors, (3163), 462 states have return successors, (3172), 3132 states have call predecessors, (3172), 3160 states have call successors, (3172) [2022-07-23 01:15:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12352 states to 12352 states and 18478 transitions. [2022-07-23 01:15:43,910 INFO L78 Accepts]: Start accepts. Automaton has 12352 states and 18478 transitions. Word has length 989 [2022-07-23 01:15:43,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:15:43,912 INFO L495 AbstractCegarLoop]: Abstraction has 12352 states and 18478 transitions. [2022-07-23 01:15:43,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (69), 2 states have call predecessors, (69), 2 states have call successors, (69) [2022-07-23 01:15:43,913 INFO L276 IsEmpty]: Start isEmpty. Operand 12352 states and 18478 transitions. [2022-07-23 01:15:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 994 [2022-07-23 01:15:43,920 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:15:43,921 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] [2022-07-23 01:15:43,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-23 01:15:44,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 01:15:44,122 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:15:44,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:15:44,122 INFO L85 PathProgramCache]: Analyzing trace with hash -244048763, now seen corresponding path program 1 times [2022-07-23 01:15:44,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:15:44,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1313514295] [2022-07-23 01:15:44,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:15:44,127 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:15:44,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:15:44,128 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 01:15:44,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-23 01:15:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:15:53,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 8443 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-23 01:15:53,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:15:54,351 INFO L134 CoverageAnalysis]: Checked inductivity of 15900 backedges. 422 proven. 3 refuted. 0 times theorem prover too weak. 15475 trivial. 0 not checked. [2022-07-23 01:15:54,351 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 01:15:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15900 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 15525 trivial. 0 not checked. [2022-07-23 01:15:57,214 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:15:57,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1313514295] [2022-07-23 01:15:57,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1313514295] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 01:15:57,215 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-23 01:15:57,215 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2022-07-23 01:15:57,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008398636] [2022-07-23 01:15:57,215 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-23 01:15:57,216 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-07-23 01:15:57,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:15:57,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-07-23 01:15:57,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-07-23 01:15:57,217 INFO L87 Difference]: Start difference. First operand 12352 states and 18478 transitions. Second operand has 13 states, 11 states have (on average 12.272727272727273) internal successors, (135), 13 states have internal predecessors, (135), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (99), 4 states have call predecessors, (99), 4 states have call successors, (99)