./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:07:41,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:07:41,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:07:41,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:07:41,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:07:41,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:07:41,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:07:41,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:07:41,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:07:41,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:07:41,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:07:41,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:07:41,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:07:41,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:07:41,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:07:41,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:07:41,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:07:41,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:07:41,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:07:41,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:07:41,908 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:07:41,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:07:41,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:07:41,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:07:41,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:07:41,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:07:41,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:07:41,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:07:41,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:07:41,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:07:41,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:07:41,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:07:41,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:07:41,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:07:41,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:07:41,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:07:41,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:07:41,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:07:41,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:07:41,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:07:41,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:07:41,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:07:41,934 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:07:41,961 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:07:41,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:07:41,962 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:07:41,962 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:07:41,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:07:41,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:07:41,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:07:41,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:07:41,963 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:07:41,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:07:41,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:07:41,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:07:41,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:07:41,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:07:41,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:07:41,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:07:41,965 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:07:41,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:07:41,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:07:41,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:07:41,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:07:41,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:07:41,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:07:41,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:07:41,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:07:41,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:07:41,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:07:41,967 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:07:41,967 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:07:41,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:07:41,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba [2022-07-14 02:07:42,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:07:42,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:07:42,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:07:42,200 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:07:42,201 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:07:42,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-14 02:07:42,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a44a57/60b820f82cdd4b119d85889cf6e5e597/FLAG3afade567 [2022-07-14 02:07:43,096 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:07:43,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-14 02:07:43,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a44a57/60b820f82cdd4b119d85889cf6e5e597/FLAG3afade567 [2022-07-14 02:07:43,496 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/572a44a57/60b820f82cdd4b119d85889cf6e5e597 [2022-07-14 02:07:43,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:07:43,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:07:43,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:07:43,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:07:43,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:07:43,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:07:43" (1/1) ... [2022-07-14 02:07:43,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38888780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:07:43, skipping insertion in model container [2022-07-14 02:07:43,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:07:43" (1/1) ... [2022-07-14 02:07:43,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:07:43,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:07:51,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-14 02:07:51,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:07:51,291 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:07:51,839 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20758] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-14 02:07:51,847 INFO L158 Benchmark]: Toolchain (without parser) took 8346.79ms. Allocated memory was 104.9MB in the beginning and 272.6MB in the end (delta: 167.8MB). Free memory was 56.8MB in the beginning and 82.1MB in the end (delta: -25.3MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. [2022-07-14 02:07:51,848 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 02:07:51,850 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8345.17ms. Allocated memory was 104.9MB in the beginning and 272.6MB in the end (delta: 167.8MB). Free memory was 56.8MB in the beginning and 82.1MB in the end (delta: -25.3MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. [2022-07-14 02:07:51,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8345.17ms. Allocated memory was 104.9MB in the beginning and 272.6MB in the end (delta: 167.8MB). Free memory was 56.8MB in the beginning and 82.1MB in the end (delta: -25.3MB). Peak memory consumption was 154.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20758] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: ue_lo = ~ ue_mask_lo & ue_lo [20758]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:07:53,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:07:53,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:07:53,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:07:53,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:07:53,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:07:53,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:07:53,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:07:53,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:07:53,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:07:53,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:07:53,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:07:53,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:07:53,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:07:53,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:07:53,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:07:53,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:07:53,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:07:53,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:07:53,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:07:53,606 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:07:53,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:07:53,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:07:53,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:07:53,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:07:53,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:07:53,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:07:53,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:07:53,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:07:53,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:07:53,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:07:53,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:07:53,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:07:53,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:07:53,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:07:53,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:07:53,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:07:53,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:07:53,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:07:53,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:07:53,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:07:53,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:07:53,628 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 02:07:53,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:07:53,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:07:53,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:07:53,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:07:53,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:07:53,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:07:53,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:07:53,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:07:53,659 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:07:53,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:07:53,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:07:53,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:07:53,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:07:53,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:07:53,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 02:07:53,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 02:07:53,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 02:07:53,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:07:53,661 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:07:53,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:07:53,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:07:53,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:07:53,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:07:53,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:07:53,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:07:53,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:07:53,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:07:53,663 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 02:07:53,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 02:07:53,663 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:07:53,663 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:07:53,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:07:53,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 02:07:53,664 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 420af474850d23f3f2d1eaddb78c478fb6a14fcff2ada80d9108d342279e18ba [2022-07-14 02:07:53,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:07:53,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:07:53,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:07:53,976 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:07:53,976 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:07:53,978 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-14 02:07:54,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b77c7d61/f38d408ff9024162be23d8ada1b1dca8/FLAG6cb2d6b1d [2022-07-14 02:07:55,024 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:07:55,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-14 02:07:55,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b77c7d61/f38d408ff9024162be23d8ada1b1dca8/FLAG6cb2d6b1d [2022-07-14 02:07:55,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b77c7d61/f38d408ff9024162be23d8ada1b1dca8 [2022-07-14 02:07:55,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:07:55,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:07:55,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:07:55,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:07:55,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:07:55,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:07:55" (1/1) ... [2022-07-14 02:07:55,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2626eb71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:07:55, skipping insertion in model container [2022-07-14 02:07:55,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:07:55" (1/1) ... [2022-07-14 02:07:55,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:07:55,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:08:02,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-14 02:08:02,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:08:02,637 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 02:08:02,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:08:03,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-14 02:08:03,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:08:03,318 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:08:04,064 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i[772843,772856] [2022-07-14 02:08:04,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:08:04,275 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:08:04,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04 WrapperNode [2022-07-14 02:08:04,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:08:04,277 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:08:04,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:08:04,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:08:04,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:04,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:04,864 INFO L137 Inliner]: procedures = 649, calls = 9066, calls flagged for inlining = 273, calls inlined = 265, statements flattened = 20340 [2022-07-14 02:08:04,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:08:04,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:08:04,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:08:04,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:08:04,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:04,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:04,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:04,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:05,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:05,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:05,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:05,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:08:05,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:08:05,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:08:05,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:08:05,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (1/1) ... [2022-07-14 02:08:05,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:08:05,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:08:05,489 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) [2022-07-14 02:08:05,596 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 [2022-07-14 02:08:05,643 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2022-07-14 02:08:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2022-07-14 02:08:05,643 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2022-07-14 02:08:05,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2022-07-14 02:08:05,643 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-14 02:08:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-14 02:08:05,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:08:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:08:05,644 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_sgl_handle [2022-07-14 02:08:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_sgl_handle [2022-07-14 02:08:05,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2022-07-14 02:08:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2022-07-14 02:08:05,644 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-14 02:08:05,644 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-14 02:08:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-14 02:08:05,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-14 02:08:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:08:05,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:08:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_purge_eq [2022-07-14 02:08:05,645 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_purge_eq [2022-07-14 02:08:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-14 02:08:05,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-14 02:08:05,645 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2022-07-14 02:08:05,646 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2022-07-14 02:08:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-14 02:08:05,646 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-14 02:08:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-14 02:08:05,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-14 02:08:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mcc_tag [2022-07-14 02:08:05,646 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mcc_tag [2022-07-14 02:08:05,646 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2022-07-14 02:08:05,646 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2022-07-14 02:08:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 02:08:05,647 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 02:08:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2022-07-14 02:08:05,647 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2022-07-14 02:08:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_exec_nonemb_cmd [2022-07-14 02:08:05,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_exec_nonemb_cmd [2022-07-14 02:08:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2022-07-14 02:08:05,647 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2022-07-14 02:08:05,647 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ue_detect [2022-07-14 02:08:05,648 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ue_detect [2022-07-14 02:08:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-14 02:08:05,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-14 02:08:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 02:08:05,648 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 02:08:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2022-07-14 02:08:05,648 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2022-07-14 02:08:05,648 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-07-14 02:08:05,648 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-07-14 02:08:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_create [2022-07-14 02:08:05,649 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_create [2022-07-14 02:08:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2022-07-14 02:08:05,649 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2022-07-14 02:08:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_all_cqs [2022-07-14 02:08:05,649 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_all_cqs [2022-07-14 02:08:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 02:08:05,649 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 02:08:05,649 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-14 02:08:05,650 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-14 02:08:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2022-07-14 02:08:05,650 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2022-07-14 02:08:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure free_mcc_tag [2022-07-14 02:08:05,650 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mcc_tag [2022-07-14 02:08:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_enable_intr [2022-07-14 02:08:05,650 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_enable_intr [2022-07-14 02:08:05,650 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_session_destroy [2022-07-14 02:08:05,650 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_session_destroy [2022-07-14 02:08:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 02:08:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 02:08:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_reset_function [2022-07-14 02:08:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_reset_function [2022-07-14 02:08:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mem [2022-07-14 02:08:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mem [2022-07-14 02:08:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2022-07-14 02:08:05,651 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2022-07-14 02:08:05,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:08:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 02:08:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 02:08:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure nla_find [2022-07-14 02:08:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_find [2022-07-14 02:08:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_busy_list [2022-07-14 02:08:05,652 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_busy_list [2022-07-14 02:08:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-14 02:08:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 02:08:05,652 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2022-07-14 02:08:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2022-07-14 02:08:05,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 02:08:05,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 02:08:05,653 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 02:08:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 02:08:05,653 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2022-07-14 02:08:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2022-07-14 02:08:05,653 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 02:08:05,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 02:08:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_init_irqs [2022-07-14 02:08:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_init_irqs [2022-07-14 02:08:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2022-07-14 02:08:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2022-07-14 02:08:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 02:08:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 02:08:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-14 02:08:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-14 02:08:05,654 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cleanup_task [2022-07-14 02:08:05,654 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cleanup_task [2022-07-14 02:08:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2022-07-14 02:08:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2022-07-14 02:08:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_err_detected [2022-07-14 02:08:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_err_detected [2022-07-14 02:08:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2022-07-14 02:08:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2022-07-14 02:08:05,655 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-14 02:08:05,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-14 02:08:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_cq [2022-07-14 02:08:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_cq [2022-07-14 02:08:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-14 02:08:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-14 02:08:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 02:08:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 02:08:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 02:08:05,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 02:08:05,656 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2022-07-14 02:08:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2022-07-14 02:08:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mgmt_sgl_handle [2022-07-14 02:08:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mgmt_sgl_handle [2022-07-14 02:08:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_hdr_prepare [2022-07-14 02:08:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_hdr_prepare [2022-07-14 02:08:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2022-07-14 02:08:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2022-07-14 02:08:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_init [2022-07-14 02:08:05,657 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_init [2022-07-14 02:08:05,657 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 02:08:05,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 02:08:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:08:05,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:08:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_hw_health_check [2022-07-14 02:08:05,658 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_hw_health_check [2022-07-14 02:08:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-07-14 02:08:05,658 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-07-14 02:08:05,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:08:05,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:08:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2022-07-14 02:08:05,659 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2022-07-14 02:08:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_static_ip [2022-07-14 02:08:05,659 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_static_ip [2022-07-14 02:08:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-14 02:08:05,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-14 02:08:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-14 02:08:05,659 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-14 02:08:05,659 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_destroy_contiguous [2022-07-14 02:08:05,659 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_destroy_contiguous [2022-07-14 02:08:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_get_param [2022-07-14 02:08:05,660 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_get_param [2022-07-14 02:08:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2022-07-14 02:08:05,660 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2022-07-14 02:08:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 02:08:05,660 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 02:08:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-14 02:08:05,660 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-14 02:08:05,660 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-14 02:08:05,660 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-14 02:08:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_get [2022-07-14 02:08:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_get [2022-07-14 02:08:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_host_device [2022-07-14 02:08:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_host_device [2022-07-14 02:08:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-14 02:08:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-14 02:08:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_ep [2022-07-14 02:08:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_ep [2022-07-14 02:08:05,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2022-07-14 02:08:05,661 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2022-07-14 02:08:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_parse_pdu [2022-07-14 02:08:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_parse_pdu [2022-07-14 02:08:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2022-07-14 02:08:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2022-07-14 02:08:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_mccq_compl [2022-07-14 02:08:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_mccq_compl [2022-07-14 02:08:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 02:08:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 02:08:05,662 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_unmap_pci_function [2022-07-14 02:08:05,662 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_unmap_pci_function [2022-07-14 02:08:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:08:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2022-07-14 02:08:05,663 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2022-07-14 02:08:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-14 02:08:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_build_be_sgl_arr [2022-07-14 02:08:05,663 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_build_be_sgl_arr [2022-07-14 02:08:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-14 02:08:05,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-14 02:08:05,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:08:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_task_xmit [2022-07-14 02:08:05,664 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_task_xmit [2022-07-14 02:08:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_start [2022-07-14 02:08:05,664 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_start [2022-07-14 02:08:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:08:05,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:08:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2022-07-14 02:08:05,664 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2022-07-14 02:08:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:08:05,664 INFO L130 BoogieDeclarations]: Found specification of procedure nonembedded_sgl [2022-07-14 02:08:05,665 INFO L138 BoogieDeclarations]: Found implementation of procedure nonembedded_sgl [2022-07-14 02:08:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-14 02:08:05,665 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-14 02:08:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2022-07-14 02:08:05,665 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2022-07-14 02:08:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_modify_gateway [2022-07-14 02:08:05,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_modify_gateway [2022-07-14 02:08:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 02:08:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 02:08:05,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 02:08:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_macaddr [2022-07-14 02:08:05,666 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_macaddr [2022-07-14 02:08:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-14 02:08:05,666 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-14 02:08:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_get_stats [2022-07-14 02:08:05,666 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_get_stats [2022-07-14 02:08:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_create_contiguous [2022-07-14 02:08:05,666 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_create_contiguous [2022-07-14 02:08:05,666 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_all_if_id [2022-07-14 02:08:05,666 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_all_if_id [2022-07-14 02:08:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_clean_port [2022-07-14 02:08:05,667 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_clean_port [2022-07-14 02:08:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_cq_create [2022-07-14 02:08:05,667 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_cq_create [2022-07-14 02:08:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure be_chk_reset_complete [2022-07-14 02:08:05,667 INFO L138 BoogieDeclarations]: Found implementation of procedure be_chk_reset_complete [2022-07-14 02:08:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 02:08:05,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 02:08:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:08:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:08:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_boot_destroy_kset [2022-07-14 02:08:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_boot_destroy_kset [2022-07-14 02:08:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure free_mgmt_sgl_handle [2022-07-14 02:08:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mgmt_sgl_handle [2022-07-14 02:08:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify [2022-07-14 02:08:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify [2022-07-14 02:08:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-14 02:08:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-14 02:08:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_alloc_cmd_data [2022-07-14 02:08:05,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_alloc_cmd_data [2022-07-14 02:08:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_attr_is_visible [2022-07-14 02:08:05,669 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_attr_is_visible [2022-07-14 02:08:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_bsg_request [2022-07-14 02:08:05,669 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_bsg_request [2022-07-14 02:08:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-14 02:08:05,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-14 02:08:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2022-07-14 02:08:05,669 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2022-07-14 02:08:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-07-14 02:08:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-07-14 02:08:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-14 02:08:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-14 02:08:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 02:08:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_create_iface [2022-07-14 02:08:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_create_iface [2022-07-14 02:08:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2022-07-14 02:08:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2022-07-14 02:08:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-14 02:08:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-14 02:08:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:08:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:08:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-14 02:08:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-14 02:08:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 02:08:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 02:08:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 02:08:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-14 02:08:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-14 02:08:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 02:08:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 02:08:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:08:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 02:08:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:08:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_host_param [2022-07-14 02:08:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_host_param [2022-07-14 02:08:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:08:05,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:08:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_init_controller [2022-07-14 02:08:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_init_controller [2022-07-14 02:08:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_cleanup [2022-07-14 02:08:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_cleanup [2022-07-14 02:08:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-14 02:08:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-14 02:08:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure is_link_state_evt [2022-07-14 02:08:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure is_link_state_evt [2022-07-14 02:08:05,673 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_free_async_msg [2022-07-14 02:08:05,673 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_free_async_msg [2022-07-14 02:08:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-14 02:08:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-14 02:08:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_hdr_prepare [2022-07-14 02:08:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_hdr_prepare [2022-07-14 02:08:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_msix_enable [2022-07-14 02:08:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_msix_enable [2022-07-14 02:08:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-07-14 02:08:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-07-14 02:08:05,674 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_invalidate_icds [2022-07-14 02:08:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_invalidate_icds [2022-07-14 02:08:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 02:08:05,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 02:08:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-14 02:08:05,675 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-14 02:08:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-14 02:08:05,675 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-14 02:08:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:08:05,675 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:08:05,675 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-07-14 02:08:05,676 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-07-14 02:08:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_iface_set_param [2022-07-14 02:08:05,676 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_iface_set_param [2022-07-14 02:08:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 02:08:05,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 02:08:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-14 02:08:05,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-14 02:08:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_vlan [2022-07-14 02:08:05,676 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_vlan [2022-07-14 02:08:05,676 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_update_async_writables [2022-07-14 02:08:05,677 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_update_async_writables [2022-07-14 02:08:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-14 02:08:05,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-14 02:08:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_alloc_pdu [2022-07-14 02:08:05,677 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_alloc_pdu [2022-07-14 02:08:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 02:08:05,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 02:08:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_connect [2022-07-14 02:08:05,677 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_connect [2022-07-14 02:08:05,677 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2022-07-14 02:08:05,678 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2022-07-14 02:08:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2022-07-14 02:08:05,678 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2022-07-14 02:08:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:08:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 02:08:05,678 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 02:08:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-14 02:08:05,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-14 02:08:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_quiesce [2022-07-14 02:08:05,678 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_quiesce [2022-07-14 02:08:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_enable [2022-07-14 02:08:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_enable [2022-07-14 02:08:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_6 [2022-07-14 02:08:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_6 [2022-07-14 02:08:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:08:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-14 02:08:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-14 02:08:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_disable [2022-07-14 02:08:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_disable [2022-07-14 02:08:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2022-07-14 02:08:05,680 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2022-07-14 02:08:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_gateway [2022-07-14 02:08:05,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_gateway [2022-07-14 02:08:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 02:08:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_create [2022-07-14 02:08:05,680 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_create [2022-07-14 02:08:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 02:08:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_if_info [2022-07-14 02:08:05,680 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_if_info [2022-07-14 02:08:05,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 02:08:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 02:08:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_wrb_handle [2022-07-14 02:08:05,681 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_wrb_handle [2022-07-14 02:08:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched_prep [2022-07-14 02:08:05,681 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched_prep [2022-07-14 02:08:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:08:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_error [2022-07-14 02:08:05,681 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_error [2022-07-14 02:08:05,681 INFO L130 BoogieDeclarations]: Found specification of procedure be_fill_queue [2022-07-14 02:08:05,681 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fill_queue [2022-07-14 02:08:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_params [2022-07-14 02:08:05,682 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_params [2022-07-14 02:08:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2022-07-14 02:08:05,682 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2022-07-14 02:08:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_async_link_state_process [2022-07-14 02:08:05,682 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_async_link_state_process [2022-07-14 02:08:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-07-14 02:08:05,682 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-07-14 02:08:05,682 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-14 02:08:05,683 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-14 02:08:05,683 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-14 02:08:05,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-14 02:08:05,683 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_setup_boot_info [2022-07-14 02:08:05,683 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_setup_boot_info [2022-07-14 02:08:05,683 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 02:08:05,683 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 02:08:05,683 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_ip [2022-07-14 02:08:05,683 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_ip [2022-07-14 02:08:05,683 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_cq_db [2022-07-14 02:08:05,684 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_cq_db [2022-07-14 02:08:05,684 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_write_buffer [2022-07-14 02:08:05,684 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_write_buffer [2022-07-14 02:08:05,684 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-07-14 02:08:05,684 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-07-14 02:08:05,684 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_format_mac [2022-07-14 02:08:05,684 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_format_mac [2022-07-14 02:08:05,684 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 02:08:05,684 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 02:08:05,684 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_param [2022-07-14 02:08:05,685 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_param [2022-07-14 02:08:05,685 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_handle [2022-07-14 02:08:05,685 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_handle [2022-07-14 02:08:05,685 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_iface [2022-07-14 02:08:05,685 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_iface [2022-07-14 02:08:05,685 INFO L130 BoogieDeclarations]: Found specification of procedure free_wrb_handle [2022-07-14 02:08:05,685 INFO L138 BoogieDeclarations]: Found implementation of procedure free_wrb_handle [2022-07-14 02:08:05,685 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2022-07-14 02:08:05,685 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2022-07-14 02:08:05,685 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-07-14 02:08:05,686 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-07-14 02:08:05,686 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_q_destroy [2022-07-14 02:08:05,686 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_q_destroy [2022-07-14 02:08:05,686 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:08:05,686 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:08:05,686 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_post_async_buffers [2022-07-14 02:08:05,686 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_post_async_buffers [2022-07-14 02:08:05,686 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-07-14 02:08:05,686 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-07-14 02:08:05,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 02:08:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 02:08:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 02:08:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 02:08:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure be_complete_nopin_resp [2022-07-14 02:08:05,687 INFO L138 BoogieDeclarations]: Found implementation of procedure be_complete_nopin_resp [2022-07-14 02:08:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:08:05,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:08:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure find_num_cpus [2022-07-14 02:08:05,687 INFO L138 BoogieDeclarations]: Found implementation of procedure find_num_cpus [2022-07-14 02:08:05,687 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_reset [2022-07-14 02:08:05,688 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_reset [2022-07-14 02:08:05,688 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_get_param [2022-07-14 02:08:05,688 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_get_param [2022-07-14 02:08:05,688 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-07-14 02:08:05,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-07-14 02:08:05,688 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2022-07-14 02:08:05,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2022-07-14 02:08:05,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-14 02:08:05,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-14 02:08:05,688 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_eq_db [2022-07-14 02:08:05,688 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_eq_db [2022-07-14 02:08:05,689 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-14 02:08:05,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-14 02:08:05,689 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_free [2022-07-14 02:08:05,689 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_free [2022-07-14 02:08:05,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-14 02:08:05,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-14 02:08:05,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2022-07-14 02:08:05,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2022-07-14 02:08:05,690 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv4_iface [2022-07-14 02:08:05,690 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv4_iface [2022-07-14 02:08:05,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-14 02:08:05,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-14 02:08:05,690 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-07-14 02:08:05,690 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-07-14 02:08:05,690 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-14 02:08:05,690 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-14 02:08:05,690 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_endpoint [2022-07-14 02:08:05,691 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_endpoint [2022-07-14 02:08:05,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_9 [2022-07-14 02:08:05,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_9 [2022-07-14 02:08:05,691 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_6 [2022-07-14 02:08:05,691 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_6 [2022-07-14 02:08:05,691 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2022-07-14 02:08:05,691 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2022-07-14 02:08:05,691 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched [2022-07-14 02:08:05,691 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched [2022-07-14 02:08:05,691 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_poll [2022-07-14 02:08:05,691 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_poll [2022-07-14 02:08:05,692 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_bind [2022-07-14 02:08:05,692 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_bind [2022-07-14 02:08:05,692 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2022-07-14 02:08:05,692 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2022-07-14 02:08:05,692 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2022-07-14 02:08:05,692 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2022-07-14 02:08:05,692 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv6_iface [2022-07-14 02:08:05,692 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv6_iface [2022-07-14 02:08:05,692 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_create_default_pdu_queue [2022-07-14 02:08:05,692 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_create_default_pdu_queue [2022-07-14 02:08:05,693 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-14 02:08:05,693 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-14 02:08:05,693 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2022-07-14 02:08:05,693 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2022-07-14 02:08:05,693 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_fwd_async_msg [2022-07-14 02:08:05,693 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_fwd_async_msg [2022-07-14 02:08:05,693 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_static_ip_modify [2022-07-14 02:08:05,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_static_ip_modify [2022-07-14 02:08:05,693 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_process_default_pdu_ring [2022-07-14 02:08:05,693 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_process_default_pdu_ring [2022-07-14 02:08:05,693 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 02:08:05,694 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 02:08:05,694 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 02:08:05,694 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 02:08:05,694 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-14 02:08:05,694 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-14 02:08:05,694 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mgmt_task_handles [2022-07-14 02:08:05,694 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mgmt_task_handles [2022-07-14 02:08:05,694 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-14 02:08:05,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-14 02:08:07,200 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:08:07,203 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:08:07,764 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:11:11,434 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:11:11,455 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:11:11,456 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-14 02:11:11,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:11:11 BoogieIcfgContainer [2022-07-14 02:11:11,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:11:11,463 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:11:11,463 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:11:11,465 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:11:11,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:07:55" (1/3) ... [2022-07-14 02:11:11,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b626d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:11:11, skipping insertion in model container [2022-07-14 02:11:11,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:08:04" (2/3) ... [2022-07-14 02:11:11,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b626d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:11:11, skipping insertion in model container [2022-07-14 02:11:11,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:11:11" (3/3) ... [2022-07-14 02:11:11,472 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--be2iscsi--be2iscsi.ko-entry_point.cil.out.i [2022-07-14 02:11:11,481 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:11:11,481 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:11:11,586 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:11:11,590 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@44bbbe4a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@156c7263 [2022-07-14 02:11:11,590 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:11:11,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 6307 states, 4428 states have (on average 1.3936314363143631) internal successors, (6171), 4528 states have internal predecessors, (6171), 1648 states have call successors, (1648), 231 states have call predecessors, (1648), 230 states have return successors, (1626), 1612 states have call predecessors, (1626), 1626 states have call successors, (1626) [2022-07-14 02:11:11,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2022-07-14 02:11:11,648 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:11:11,649 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:11:11,650 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:11:11,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:11:11,654 INFO L85 PathProgramCache]: Analyzing trace with hash -699610989, now seen corresponding path program 1 times [2022-07-14 02:11:11,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:11:11,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1322292291] [2022-07-14 02:11:11,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:11:11,671 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:11:11,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:11:11,673 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) [2022-07-14 02:11:11,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 02:11:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:11:16,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 7933 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-14 02:11:16,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:11:16,340 INFO L134 CoverageAnalysis]: Checked inductivity of 13299 backedges. 5256 proven. 0 refuted. 0 times theorem prover too weak. 8043 trivial. 0 not checked. [2022-07-14 02:11:16,341 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:11:16,341 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:11:16,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1322292291] [2022-07-14 02:11:16,342 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1322292291] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:11:16,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:11:16,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 02:11:16,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910985295] [2022-07-14 02:11:16,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:11:16,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-14 02:11:16,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:11:16,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-14 02:11:16,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-14 02:11:16,383 INFO L87 Difference]: Start difference. First operand has 6307 states, 4428 states have (on average 1.3936314363143631) internal successors, (6171), 4528 states have internal predecessors, (6171), 1648 states have call successors, (1648), 231 states have call predecessors, (1648), 230 states have return successors, (1626), 1612 states have call predecessors, (1626), 1626 states have call successors, (1626) Second operand has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-07-14 02:11:16,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:11:16,640 INFO L93 Difference]: Finished difference Result 12606 states and 19114 transitions. [2022-07-14 02:11:16,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-14 02:11:16,642 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) Word has length 947 [2022-07-14 02:11:16,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:11:16,693 INFO L225 Difference]: With dead ends: 12606 [2022-07-14 02:11:16,693 INFO L226 Difference]: Without dead ends: 6262 [2022-07-14 02:11:16,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 946 GetRequests, 946 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-14 02:11:16,737 INFO L413 NwaCegarLoop]: 9432 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9432 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 02:11:16,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9432 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 02:11:16,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6262 states. [2022-07-14 02:11:16,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6262 to 6262. [2022-07-14 02:11:17,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6262 states, 4410 states have (on average 1.3873015873015873) internal successors, (6118), 4483 states have internal predecessors, (6118), 1622 states have call successors, (1622), 230 states have call predecessors, (1622), 229 states have return successors, (1621), 1607 states have call predecessors, (1621), 1621 states have call successors, (1621) [2022-07-14 02:11:17,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6262 states to 6262 states and 9361 transitions. [2022-07-14 02:11:17,058 INFO L78 Accepts]: Start accepts. Automaton has 6262 states and 9361 transitions. Word has length 947 [2022-07-14 02:11:17,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:11:17,060 INFO L495 AbstractCegarLoop]: Abstraction has 6262 states and 9361 transitions. [2022-07-14 02:11:17,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (71), 2 states have call predecessors, (71), 2 states have call successors, (71) [2022-07-14 02:11:17,061 INFO L276 IsEmpty]: Start isEmpty. Operand 6262 states and 9361 transitions. [2022-07-14 02:11:17,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 948 [2022-07-14 02:11:17,084 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:11:17,086 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:11:17,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-14 02:11:17,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:11:17,287 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:11:17,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:11:17,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1600977029, now seen corresponding path program 1 times [2022-07-14 02:11:17,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:11:17,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1736663435] [2022-07-14 02:11:17,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:11:17,292 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:11:17,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:11:17,293 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) [2022-07-14 02:11:17,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 02:11:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:11:25,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 7933 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-14 02:11:25,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:11:26,138 INFO L134 CoverageAnalysis]: Checked inductivity of 13299 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 13074 trivial. 0 not checked. [2022-07-14 02:11:26,138 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:11:26,138 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:11:26,138 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1736663435] [2022-07-14 02:11:26,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1736663435] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:11:26,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:11:26,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:11:26,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524121536] [2022-07-14 02:11:26,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:11:26,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:11:26,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:11:26,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:11:26,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:11:26,142 INFO L87 Difference]: Start difference. First operand 6262 states and 9361 transitions. Second operand has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 3 states have call successors, (72), 2 states have call predecessors, (72), 4 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2022-07-14 02:11:30,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:11:30,386 INFO L93 Difference]: Finished difference Result 12448 states and 18813 transitions. [2022-07-14 02:11:30,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 02:11:30,386 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 3 states have call successors, (72), 2 states have call predecessors, (72), 4 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 947 [2022-07-14 02:11:30,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:11:30,429 INFO L225 Difference]: With dead ends: 12448 [2022-07-14 02:11:30,430 INFO L226 Difference]: Without dead ends: 6265 [2022-07-14 02:11:30,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 948 GetRequests, 942 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-14 02:11:30,463 INFO L413 NwaCegarLoop]: 9328 mSDtfsCounter, 6 mSDsluCounter, 37205 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 46533 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-07-14 02:11:30,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 46533 Invalid, 334 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [67 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-07-14 02:11:30,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6265 states. [2022-07-14 02:11:30,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6265 to 6265. [2022-07-14 02:11:30,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6265 states, 4412 states have (on average 1.3873526745240254) internal successors, (6121), 4486 states have internal predecessors, (6121), 1622 states have call successors, (1622), 230 states have call predecessors, (1622), 230 states have return successors, (1625), 1607 states have call predecessors, (1625), 1621 states have call successors, (1625) [2022-07-14 02:11:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6265 states to 6265 states and 9368 transitions. [2022-07-14 02:11:30,663 INFO L78 Accepts]: Start accepts. Automaton has 6265 states and 9368 transitions. Word has length 947 [2022-07-14 02:11:30,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:11:30,665 INFO L495 AbstractCegarLoop]: Abstraction has 6265 states and 9368 transitions. [2022-07-14 02:11:30,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 3 states have call successors, (72), 2 states have call predecessors, (72), 4 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2022-07-14 02:11:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 6265 states and 9368 transitions. [2022-07-14 02:11:30,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2022-07-14 02:11:30,674 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:11:30,675 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:11:30,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 02:11:30,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:11:30,904 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:11:30,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:11:30,904 INFO L85 PathProgramCache]: Analyzing trace with hash -77862665, now seen corresponding path program 1 times [2022-07-14 02:11:30,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:11:30,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [44655047] [2022-07-14 02:11:30,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:11:30,909 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:11:30,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:11:30,911 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) [2022-07-14 02:11:30,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 02:11:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:11:39,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 8219 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-14 02:11:39,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:11:39,745 INFO L134 CoverageAnalysis]: Checked inductivity of 14300 backedges. 300 proven. 1 refuted. 0 times theorem prover too weak. 13999 trivial. 0 not checked. [2022-07-14 02:11:39,745 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-14 02:11:42,474 INFO L134 CoverageAnalysis]: Checked inductivity of 14300 backedges. 0 proven. 251 refuted. 0 times theorem prover too weak. 14049 trivial. 0 not checked. [2022-07-14 02:11:42,474 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:11:42,475 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [44655047] [2022-07-14 02:11:42,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [44655047] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-14 02:11:42,475 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-14 02:11:42,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-14 02:11:42,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975800798] [2022-07-14 02:11:42,477 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-14 02:11:42,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-14 02:11:42,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:11:42,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-14 02:11:42,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-14 02:11:42,480 INFO L87 Difference]: Start difference. First operand 6265 states and 9368 transitions. Second operand has 11 states, 9 states have (on average 15.0) internal successors, (135), 11 states have internal predecessors, (135), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (97), 4 states have call predecessors, (97), 4 states have call successors, (97) [2022-07-14 02:11:47,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:11:47,973 INFO L93 Difference]: Finished difference Result 12464 states and 18842 transitions. [2022-07-14 02:11:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-14 02:11:47,978 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 15.0) internal successors, (135), 11 states have internal predecessors, (135), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (97), 4 states have call predecessors, (97), 4 states have call successors, (97) Word has length 973 [2022-07-14 02:11:47,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:11:48,021 INFO L225 Difference]: With dead ends: 12464 [2022-07-14 02:11:48,021 INFO L226 Difference]: Without dead ends: 6281 [2022-07-14 02:11:48,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1948 GetRequests, 1935 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-07-14 02:11:48,053 INFO L413 NwaCegarLoop]: 9332 mSDtfsCounter, 20 mSDsluCounter, 27869 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 37201 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-07-14 02:11:48,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 37201 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-07-14 02:11:48,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6281 states. [2022-07-14 02:11:48,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6281 to 6281. [2022-07-14 02:11:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6281 states, 4423 states have (on average 1.3868415102871354) internal successors, (6134), 4497 states have internal predecessors, (6134), 1624 states have call successors, (1624), 233 states have call predecessors, (1624), 233 states have return successors, (1631), 1609 states have call predecessors, (1631), 1623 states have call successors, (1631) [2022-07-14 02:11:48,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6281 states to 6281 states and 9389 transitions. [2022-07-14 02:11:48,232 INFO L78 Accepts]: Start accepts. Automaton has 6281 states and 9389 transitions. Word has length 973 [2022-07-14 02:11:48,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:11:48,233 INFO L495 AbstractCegarLoop]: Abstraction has 6281 states and 9389 transitions. [2022-07-14 02:11:48,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 15.0) internal successors, (135), 11 states have internal predecessors, (135), 4 states have call successors, (99), 2 states have call predecessors, (99), 5 states have return successors, (97), 4 states have call predecessors, (97), 4 states have call successors, (97) [2022-07-14 02:11:48,234 INFO L276 IsEmpty]: Start isEmpty. Operand 6281 states and 9389 transitions. [2022-07-14 02:11:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 999 [2022-07-14 02:11:48,242 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:11:48,242 INFO L195 NwaCegarLoop]: trace histogram [51, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 39, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:11:48,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 02:11:48,455 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:11:48,456 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:11:48,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:11:48,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1209294588, now seen corresponding path program 2 times [2022-07-14 02:11:48,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:11:48,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1599948318] [2022-07-14 02:11:48,461 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-14 02:11:48,461 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:11:48,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:11:48,462 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 02:11:48,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 02:11:51,711 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-14 02:11:51,711 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-14 02:11:51,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 5197 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:11:51,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:11:52,396 INFO L134 CoverageAnalysis]: Checked inductivity of 15900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15900 trivial. 0 not checked. [2022-07-14 02:11:52,396 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:11:52,396 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:11:52,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1599948318] [2022-07-14 02:11:52,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1599948318] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:11:52,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:11:52,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:11:52,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448695090] [2022-07-14 02:11:52,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:11:52,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:11:52,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:11:52,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:11:52,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:11:52,398 INFO L87 Difference]: Start difference. First operand 6281 states and 9389 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) [2022-07-14 02:11:54,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:11:54,971 INFO L93 Difference]: Finished difference Result 16617 states and 24792 transitions. [2022-07-14 02:11:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:11:54,972 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (71), 2 states have call predecessors, (71), 1 states have return successors, (68), 1 states have call predecessors, (68), 1 states have call successors, (68) Word has length 998 [2022-07-14 02:11:54,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:11:55,038 INFO L225 Difference]: With dead ends: 16617 [2022-07-14 02:11:55,038 INFO L226 Difference]: Without dead ends: 10490 [2022-07-14 02:11:55,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 997 GetRequests, 996 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:11:55,063 INFO L413 NwaCegarLoop]: 10550 mSDtfsCounter, 6408 mSDsluCounter, 8996 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6408 SdHoareTripleChecker+Valid, 19546 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-07-14 02:11:55,064 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6408 Valid, 19546 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-07-14 02:11:55,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10490 states.