./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.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 fcc9c58d9e7d331b03ac2a1d31f7075375278be740d6cb0fb532894b4718ca6e --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 03:52:17,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 03:52:17,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 03:52:17,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 03:52:17,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 03:52:17,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 03:52:17,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 03:52:17,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 03:52:17,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 03:52:17,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 03:52:17,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 03:52:17,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 03:52:17,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 03:52:17,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 03:52:17,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 03:52:17,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 03:52:17,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 03:52:17,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 03:52:17,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 03:52:17,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 03:52:17,658 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 03:52:17,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 03:52:17,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 03:52:17,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 03:52:17,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 03:52:17,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 03:52:17,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 03:52:17,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 03:52:17,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 03:52:17,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 03:52:17,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 03:52:17,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 03:52:17,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 03:52:17,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 03:52:17,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 03:52:17,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 03:52:17,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 03:52:17,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 03:52:17,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 03:52:17,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 03:52:17,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 03:52:17,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 03:52:17,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 03:52:17,695 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 03:52:17,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 03:52:17,696 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 03:52:17,696 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 03:52:17,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 03:52:17,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 03:52:17,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 03:52:17,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 03:52:17,697 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 03:52:17,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 03:52:17,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 03:52:17,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 03:52:17,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 03:52:17,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 03:52:17,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 03:52:17,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 03:52:17,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 03:52:17,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 03:52:17,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 03:52:17,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 03:52:17,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 03:52:17,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:52:17,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 03:52:17,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 03:52:17,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 03:52:17,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 03:52:17,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 03:52:17,701 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 03:52:17,701 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 03:52:17,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 03:52:17,701 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcc9c58d9e7d331b03ac2a1d31f7075375278be740d6cb0fb532894b4718ca6e [2022-07-20 03:52:17,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 03:52:17,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 03:52:17,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 03:52:17,882 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 03:52:17,882 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 03:52:17,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i [2022-07-20 03:52:17,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aee647dc/d736ba2e0d4846e7a71b9e47f7b4c970/FLAGd469da180 [2022-07-20 03:52:18,906 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 03:52:18,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i [2022-07-20 03:52:18,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aee647dc/d736ba2e0d4846e7a71b9e47f7b4c970/FLAGd469da180 [2022-07-20 03:52:19,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6aee647dc/d736ba2e0d4846e7a71b9e47f7b4c970 [2022-07-20 03:52:19,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 03:52:19,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 03:52:19,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 03:52:19,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 03:52:19,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 03:52:19,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:52:19" (1/1) ... [2022-07-20 03:52:19,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a516980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:19, skipping insertion in model container [2022-07-20 03:52:19,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:52:19" (1/1) ... [2022-07-20 03:52:19,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 03:52:19,605 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:52:22,546 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:581) 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.PRDispatcher.dispatch(PRDispatcher.java:282) 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.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1845) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:202) 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.PRDispatcher.dispatch(PRDispatcher.java:232) 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.PRDispatcher.dispatch(PRDispatcher.java:232) 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.PRDispatcher.dispatch(PRDispatcher.java:155) 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.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) 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) [2022-07-20 03:52:22,550 INFO L158 Benchmark]: Toolchain (without parser) took 3137.70ms. Allocated memory was 109.1MB in the beginning and 184.5MB in the end (delta: 75.5MB). Free memory was 60.5MB in the beginning and 68.0MB in the end (delta: -7.5MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2022-07-20 03:52:22,551 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 109.1MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 03:52:22,551 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3135.16ms. Allocated memory was 109.1MB in the beginning and 184.5MB in the end (delta: 75.5MB). Free memory was 60.5MB in the beginning and 68.0MB in the end (delta: -7.5MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2022-07-20 03:52:22,552 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 109.1MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3135.16ms. Allocated memory was 109.1MB in the beginning and 184.5MB in the end (delta: 75.5MB). Free memory was 60.5MB in the beginning and 68.0MB in the end (delta: -7.5MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.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 fcc9c58d9e7d331b03ac2a1d31f7075375278be740d6cb0fb532894b4718ca6e --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 03:52:24,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 03:52:24,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 03:52:24,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 03:52:24,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 03:52:24,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 03:52:24,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 03:52:24,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 03:52:24,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 03:52:24,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 03:52:24,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 03:52:24,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 03:52:24,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 03:52:24,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 03:52:24,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 03:52:24,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 03:52:24,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 03:52:24,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 03:52:24,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 03:52:24,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 03:52:24,321 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 03:52:24,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 03:52:24,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 03:52:24,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 03:52:24,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 03:52:24,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 03:52:24,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 03:52:24,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 03:52:24,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 03:52:24,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 03:52:24,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 03:52:24,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 03:52:24,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 03:52:24,328 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 03:52:24,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 03:52:24,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 03:52:24,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 03:52:24,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 03:52:24,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 03:52:24,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 03:52:24,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 03:52:24,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 03:52:24,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 03:52:24,348 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 03:52:24,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 03:52:24,349 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 03:52:24,349 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 03:52:24,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 03:52:24,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 03:52:24,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 03:52:24,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 03:52:24,351 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 03:52:24,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 03:52:24,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 03:52:24,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 03:52:24,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 03:52:24,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 03:52:24,352 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 03:52:24,352 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 03:52:24,352 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 03:52:24,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 03:52:24,352 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 03:52:24,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 03:52:24,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 03:52:24,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 03:52:24,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 03:52:24,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:52:24,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 03:52:24,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 03:52:24,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 03:52:24,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 03:52:24,354 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 03:52:24,354 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 03:52:24,355 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 03:52:24,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 03:52:24,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 03:52:24,355 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcc9c58d9e7d331b03ac2a1d31f7075375278be740d6cb0fb532894b4718ca6e [2022-07-20 03:52:24,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 03:52:24,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 03:52:24,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 03:52:24,617 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 03:52:24,620 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 03:52:24,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i [2022-07-20 03:52:24,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ee65692d/234cd6f0383941dbbe4250aeae2d10a9/FLAGdfcb7275f [2022-07-20 03:52:25,474 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 03:52:25,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i [2022-07-20 03:52:25,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ee65692d/234cd6f0383941dbbe4250aeae2d10a9/FLAGdfcb7275f [2022-07-20 03:52:25,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ee65692d/234cd6f0383941dbbe4250aeae2d10a9 [2022-07-20 03:52:25,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 03:52:25,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 03:52:25,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 03:52:25,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 03:52:25,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 03:52:25,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:52:25" (1/1) ... [2022-07-20 03:52:25,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9c24df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:25, skipping insertion in model container [2022-07-20 03:52:25,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:52:25" (1/1) ... [2022-07-20 03:52:25,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 03:52:26,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:52:29,290 WARN L570 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-07-20 03:52:29,293 WARN L570 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2022-07-20 03:52:33,351 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-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i[890446,890459] [2022-07-20 03:52:33,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:52:33,606 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 03:52:33,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:52:34,376 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-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i[890446,890459] [2022-07-20 03:52:34,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:52:34,394 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 03:52:34,963 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-challenges/linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i[890446,890459] [2022-07-20 03:52:34,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:52:35,158 INFO L208 MainTranslator]: Completed translation [2022-07-20 03:52:35,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35 WrapperNode [2022-07-20 03:52:35,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 03:52:35,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 03:52:35,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 03:52:35,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 03:52:35,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,578 INFO L137 Inliner]: procedures = 772, calls = 11058, calls flagged for inlining = 310, calls inlined = 146, statements flattened = 13389 [2022-07-20 03:52:35,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 03:52:35,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 03:52:35,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 03:52:35,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 03:52:35,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:35,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:36,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 03:52:36,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 03:52:36,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 03:52:36,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 03:52:36,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (1/1) ... [2022-07-20 03:52:36,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:52:36,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 03:52:36,177 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) [2022-07-20 03:52:36,182 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 [2022-07-20 03:52:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_expander_remove [2022-07-20 03:52:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_expander_remove [2022-07-20 03:52:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_get_state [2022-07-20 03:52:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_get_state [2022-07-20 03:52:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_init_warpdrive_properties [2022-07-20 03:52:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_init_warpdrive_properties [2022-07-20 03:52:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure _base_handshake_req_reply_wait [2022-07-20 03:52:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_handshake_req_reply_wait [2022-07-20 03:52:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure _base_writeq [2022-07-20 03:52:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_writeq [2022-07-20 03:52:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_topology_change_event [2022-07-20 03:52:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_topology_change_event [2022-07-20 03:52:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-07-20 03:52:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-07-20 03:52:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure sas_phy_free [2022-07-20 03:52:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_phy_free [2022-07-20 03:52:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 03:52:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 03:52:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-07-20 03:52:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-07-20 03:52:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_do_mpt_command [2022-07-20 03:52:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_do_mpt_command [2022-07-20 03:52:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure sas_phy_add [2022-07-20 03:52:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_phy_add [2022-07-20 03:52:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_number_pds [2022-07-20 03:52:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_number_pds [2022-07-20 03:52:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_scan_start [2022-07-20 03:52:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_scan_start [2022-07-20 03:52:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_add [2022-07-20 03:52:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_add [2022-07-20 03:52:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_slave_destroy [2022-07-20 03:52:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_slave_destroy [2022-07-20 03:52:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2022-07-20 03:52:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2022-07-20 03:52:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 03:52:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 03:52:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_ir_shutdown [2022-07-20 03:52:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_ir_shutdown [2022-07-20 03:52:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-20 03:52:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-20 03:52:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-20 03:52:36,207 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-20 03:52:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_device_add [2022-07-20 03:52:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_device_add [2022-07-20 03:52:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_remove_device [2022-07-20 03:52:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_remove_device [2022-07-20 03:52:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_volume_wwid [2022-07-20 03:52:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_volume_wwid [2022-07-20 03:52:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_target [2022-07-20 03:52:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_target [2022-07-20 03:52:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 03:52:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 03:52:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_shutdown [2022-07-20 03:52:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_shutdown [2022-07-20 03:52:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure _base_free_irq [2022-07-20 03:52:36,209 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_free_irq [2022-07-20 03:52:36,209 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_display_some_debug [2022-07-20 03:52:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_display_some_debug [2022-07-20 03:52:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 03:52:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 03:52:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure _base_wait_for_doorbell_ack [2022-07-20 03:52:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_wait_for_doorbell_ack [2022-07-20 03:52:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-20 03:52:36,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-20 03:52:36,210 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_manufacturing_pg0 [2022-07-20 03:52:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_manufacturing_pg0 [2022-07-20 03:52:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_ublock_io_device [2022-07-20 03:52:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_ublock_io_device [2022-07-20 03:52:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_detach [2022-07-20 03:52:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_detach [2022-07-20 03:52:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_manufacturing_pg10 [2022-07-20 03:52:36,211 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_manufacturing_pg10 [2022-07-20 03:52:36,211 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-20 03:52:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-20 03:52:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_scsi_lookup_get_clear [2022-07-20 03:52:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_scsi_lookup_get_clear [2022-07-20 03:52:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_diag_capability [2022-07-20 03:52:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_diag_capability [2022-07-20 03:52:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf [2022-07-20 03:52:36,212 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf [2022-07-20 03:52:36,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-20 03:52:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-20 03:52:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-20 03:52:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-20 03:52:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 03:52:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 03:52:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure _firmware_event_work [2022-07-20 03:52:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure _firmware_event_work [2022-07-20 03:52:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-20 03:52:36,213 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-20 03:52:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2022-07-20 03:52:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2022-07-20 03:52:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-20 03:52:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-20 03:52:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 03:52:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_convert_phy_link_rate [2022-07-20 03:52:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_convert_phy_link_rate [2022-07-20 03:52:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 03:52:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 03:52:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 03:52:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_get_sas_address [2022-07-20 03:52:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_get_sas_address [2022-07-20 03:52:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 03:52:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 03:52:36,215 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-20 03:52:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-20 03:52:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_host_refresh [2022-07-20 03:52:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_host_refresh [2022-07-20 03:52:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_find_by_wwid [2022-07-20 03:52:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_find_by_wwid [2022-07-20 03:52:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_scsi_enclosure_processor [2022-07-20 03:52:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_scsi_enclosure_processor [2022-07-20 03:52:36,216 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_turn_on_fault_led [2022-07-20 03:52:36,216 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_turn_on_fault_led [2022-07-20 03:52:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure _base_wait_for_doorbell_int [2022-07-20 03:52:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_wait_for_doorbell_int [2022-07-20 03:52:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of__internal_cmd [2022-07-20 03:52:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of__internal_cmd [2022-07-20 03:52:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_check_access_status [2022-07-20 03:52:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_check_access_status [2022-07-20 03:52:36,217 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_volume_handle [2022-07-20 03:52:36,217 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_volume_handle [2022-07-20 03:52:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_expander_pg0 [2022-07-20 03:52:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_expander_pg0 [2022-07-20 03:52:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_expander_pg1 [2022-07-20 03:52:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_expander_pg1 [2022-07-20 03:52:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 03:52:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 03:52:36,218 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_get_smid_hpr [2022-07-20 03:52:36,218 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_get_smid_hpr [2022-07-20 03:52:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_find_by_handle [2022-07-20 03:52:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_find_by_handle [2022-07-20 03:52:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of__internal_cmd [2022-07-20 03:52:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of__internal_cmd [2022-07-20 03:52:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_device_remove_by_sas_address [2022-07-20 03:52:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_device_remove_by_sas_address [2022-07-20 03:52:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-07-20 03:52:36,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-07-20 03:52:36,219 INFO L130 BoogieDeclarations]: Found specification of procedure _base_reset_handler [2022-07-20 03:52:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_reset_handler [2022-07-20 03:52:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_hard_reset_handler [2022-07-20 03:52:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_hard_reset_handler [2022-07-20 03:52:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 03:52:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 03:52:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 03:52:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 03:52:36,220 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_transport_port_remove [2022-07-20 03:52:36,220 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_transport_port_remove [2022-07-20 03:52:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-20 03:52:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-20 03:52:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_diag_register_2 [2022-07-20 03:52:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_diag_register_2 [2022-07-20 03:52:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_number_hba_phys [2022-07-20 03:52:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_number_hba_phys [2022-07-20 03:52:36,221 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-20 03:52:36,221 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-20 03:52:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 03:52:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-20 03:52:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-20 03:52:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-20 03:52:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-20 03:52:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-20 03:52:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure _base_release_memory_pools [2022-07-20 03:52:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_release_memory_pools [2022-07-20 03:52:36,222 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf___1 [2022-07-20 03:52:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf___1 [2022-07-20 03:52:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf___3 [2022-07-20 03:52:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf___3 [2022-07-20 03:52:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure _debug_dump_mf___2 [2022-07-20 03:52:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure _debug_dump_mf___2 [2022-07-20 03:52:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_start_watchdog [2022-07-20 03:52:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_start_watchdog [2022-07-20 03:52:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_host_add [2022-07-20 03:52:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_host_add [2022-07-20 03:52:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2022-07-20 03:52:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2022-07-20 03:52:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-20 03:52:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-20 03:52:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 03:52:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 03:52:36,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 03:52:36,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 03:52:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_ublock_io_all_device [2022-07-20 03:52:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_ublock_io_all_device [2022-07-20 03:52:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 03:52:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 03:52:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-20 03:52:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-20 03:52:36,225 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-20 03:52:36,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-20 03:52:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_determine_boot_device [2022-07-20 03:52:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_determine_boot_device [2022-07-20 03:52:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 03:52:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 03:52:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 03:52:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure _config_display_some_debug [2022-07-20 03:52:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure _config_display_some_debug [2022-07-20 03:52:36,226 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_stop_watchdog [2022-07-20 03:52:36,226 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_stop_watchdog [2022-07-20 03:52:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 03:52:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_ir_physical_disk_event [2022-07-20 03:52:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_ir_physical_disk_event [2022-07-20 03:52:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-20 03:52:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-20 03:52:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure starget_for_each_device [2022-07-20 03:52:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure starget_for_each_device [2022-07-20 03:52:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-07-20 03:52:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-07-20 03:52:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-07-20 03:52:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 03:52:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 03:52:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-20 03:52:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-20 03:52:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_search_responding_raid_devices [2022-07-20 03:52:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_search_responding_raid_devices [2022-07-20 03:52:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_remove [2022-07-20 03:52:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_remove [2022-07-20 03:52:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_scan_for_devices_after_reset [2022-07-20 03:52:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_scan_for_devices_after_reset [2022-07-20 03:52:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 03:52:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 03:52:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_expander_report_manufacture [2022-07-20 03:52:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_expander_report_manufacture [2022-07-20 03:52:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-07-20 03:52:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-07-20 03:52:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_scsih_set_tm_flag [2022-07-20 03:52:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_scsih_set_tm_flag [2022-07-20 03:52:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure _base_is_controller_msix_enabled [2022-07-20 03:52:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_is_controller_msix_enabled [2022-07-20 03:52:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-20 03:52:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-20 03:52:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-20 03:52:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-20 03:52:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_internal_device_block [2022-07-20 03:52:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_internal_device_block [2022-07-20 03:52:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_free_smid [2022-07-20 03:52:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_free_smid [2022-07-20 03:52:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_refresh_expander_links [2022-07-20 03:52:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_refresh_expander_links [2022-07-20 03:52:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-20 03:52:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-20 03:52:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 03:52:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_scsih_expander_find_by_sas_address [2022-07-20 03:52:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_scsih_expander_find_by_sas_address [2022-07-20 03:52:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 03:52:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 03:52:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 03:52:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 03:52:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 03:52:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure _base_wait_on_iocstate [2022-07-20 03:52:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_wait_on_iocstate [2022-07-20 03:52:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_fw_event_cleanup_queue [2022-07-20 03:52:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_fw_event_cleanup_queue [2022-07-20 03:52:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_volume_add [2022-07-20 03:52:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_volume_add [2022-07-20 03:52:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-20 03:52:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-20 03:52:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2022-07-20 03:52:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2022-07-20 03:52:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_iounit_pg1 [2022-07-20 03:52:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_iounit_pg1 [2022-07-20 03:52:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-20 03:52:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-20 03:52:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_iounit_pg0 [2022-07-20 03:52:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_iounit_pg0 [2022-07-20 03:52:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-20 03:52:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-20 03:52:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_scsih_expander_find_by_handle [2022-07-20 03:52:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_scsih_expander_find_by_handle [2022-07-20 03:52:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-20 03:52:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-20 03:52:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure _base_event_notification [2022-07-20 03:52:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_event_notification [2022-07-20 03:52:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure sas_phy_alloc [2022-07-20 03:52:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_phy_alloc [2022-07-20 03:52:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2022-07-20 03:52:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~dma_addr_t~0~TO~VOID [2022-07-20 03:52:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_check_device [2022-07-20 03:52:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_check_device [2022-07-20 03:52:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_scsih_sas_device_find_by_sas_address [2022-07-20 03:52:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_scsih_sas_device_find_by_sas_address [2022-07-20 03:52:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_prep_device_scan [2022-07-20 03:52:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_prep_device_scan [2022-07-20 03:52:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 03:52:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 03:52:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of__internal_cmd [2022-07-20 03:52:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of__internal_cmd [2022-07-20 03:52:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure _config_request [2022-07-20 03:52:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure _config_request [2022-07-20 03:52:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_device_remove_by_handle [2022-07-20 03:52:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_device_remove_by_handle [2022-07-20 03:52:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 03:52:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 03:52:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-07-20 03:52:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-07-20 03:52:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_search_responding_expanders [2022-07-20 03:52:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_search_responding_expanders [2022-07-20 03:52:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_send_release [2022-07-20 03:52:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_send_release [2022-07-20 03:52:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-20 03:52:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-20 03:52:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 03:52:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_build_zero_len_sge [2022-07-20 03:52:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_build_zero_len_sge [2022-07-20 03:52:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-20 03:52:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 03:52:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure _base_make_ioc_ready [2022-07-20 03:52:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_make_ioc_ready [2022-07-20 03:52:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 03:52:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_scsih_reset_handler [2022-07-20 03:52:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_scsih_reset_handler [2022-07-20 03:52:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 03:52:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-20 03:52:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-20 03:52:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-20 03:52:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-20 03:52:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-20 03:52:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-20 03:52:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure _ctl_ioctl_main [2022-07-20 03:52:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure _ctl_ioctl_main [2022-07-20 03:52:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_transport_add_expander_phy [2022-07-20 03:52:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_transport_add_expander_phy [2022-07-20 03:52:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_transport_add_host_phy [2022-07-20 03:52:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_transport_add_host_phy [2022-07-20 03:52:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure _base_disable_msix [2022-07-20 03:52:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_disable_msix [2022-07-20 03:52:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 03:52:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 03:52:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_disable_ddio [2022-07-20 03:52:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_disable_ddio [2022-07-20 03:52:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_internal_device_unblock [2022-07-20 03:52:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_internal_device_unblock [2022-07-20 03:52:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-20 03:52:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-20 03:52:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_remove [2022-07-20 03:52:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_remove [2022-07-20 03:52:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_host_device [2022-07-20 03:52:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_host_device [2022-07-20 03:52:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_get_smid_scsiio [2022-07-20 03:52:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_get_smid_scsiio [2022-07-20 03:52:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-20 03:52:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-20 03:52:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_ir_config_change_event [2022-07-20 03:52:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_ir_config_change_event [2022-07-20 03:52:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_fault_info [2022-07-20 03:52:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_fault_info [2022-07-20 03:52:36,243 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_sas_iounit_pg1 [2022-07-20 03:52:36,243 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_sas_iounit_pg1 [2022-07-20 03:52:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_pd_add [2022-07-20 03:52:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_pd_add [2022-07-20 03:52:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_sas_iounit_pg0 [2022-07-20 03:52:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_sas_iounit_pg0 [2022-07-20 03:52:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_set_identify [2022-07-20 03:52:36,244 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_set_identify [2022-07-20 03:52:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 03:52:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 03:52:36,244 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 03:52:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 03:52:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 03:52:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_enable_diag_buffer [2022-07-20 03:52:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_enable_diag_buffer [2022-07-20 03:52:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_set_iounit_pg1 [2022-07-20 03:52:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_set_iounit_pg1 [2022-07-20 03:52:36,245 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_pd_hide [2022-07-20 03:52:36,245 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_pd_hide [2022-07-20 03:52:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_transport_update_links [2022-07-20 03:52:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_transport_update_links [2022-07-20 03:52:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_get_resync [2022-07-20 03:52:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_get_resync [2022-07-20 03:52:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 03:52:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 03:52:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-20 03:52:36,246 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-20 03:52:36,246 INFO L130 BoogieDeclarations]: Found specification of procedure _base_get_msix_index [2022-07-20 03:52:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_get_msix_index [2022-07-20 03:52:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-20 03:52:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-20 03:52:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-20 03:52:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-20 03:52:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-07-20 03:52:36,247 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-07-20 03:52:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 03:52:36,247 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_discovery_event [2022-07-20 03:52:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_discovery_event [2022-07-20 03:52:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure _base_make_ioc_operational [2022-07-20 03:52:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_make_ioc_operational [2022-07-20 03:52:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_free_resources [2022-07-20 03:52:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_free_resources [2022-07-20 03:52:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_get_num_volumes [2022-07-20 03:52:36,248 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_get_num_volumes [2022-07-20 03:52:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 03:52:36,248 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_transport_port_add [2022-07-20 03:52:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_transport_port_add [2022-07-20 03:52:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 03:52:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 03:52:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 03:52:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 03:52:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_raid_device_find_by_id [2022-07-20 03:52:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_raid_device_find_by_id [2022-07-20 03:52:36,249 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_is_boot_device [2022-07-20 03:52:36,249 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_is_boot_device [2022-07-20 03:52:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2022-07-20 03:52:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2022-07-20 03:52:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure attribute_container_find_class_device [2022-07-20 03:52:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure attribute_container_find_class_device [2022-07-20 03:52:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_get_sense_buffer_dma [2022-07-20 03:52:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_get_sense_buffer_dma [2022-07-20 03:52:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_put_smid_default [2022-07-20 03:52:36,250 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_put_smid_default [2022-07-20 03:52:36,250 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2022-07-20 03:52:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2022-07-20 03:52:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_iterate_devices [2022-07-20 03:52:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_iterate_devices [2022-07-20 03:52:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_broadcast_primitive_event [2022-07-20 03:52:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_broadcast_primitive_event [2022-07-20 03:52:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_get_smid [2022-07-20 03:52:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_get_smid [2022-07-20 03:52:36,251 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-20 03:52:36,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-20 03:52:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_fw_event_free [2022-07-20 03:52:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_fw_event_free [2022-07-20 03:52:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_mark_responding_raid_device [2022-07-20 03:52:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_mark_responding_raid_device [2022-07-20 03:52:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_is_end_device [2022-07-20 03:52:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_is_end_device [2022-07-20 03:52:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-20 03:52:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-20 03:52:36,252 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_phy_pg0 [2022-07-20 03:52:36,252 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_phy_pg0 [2022-07-20 03:52:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_halt_firmware [2022-07-20 03:52:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_halt_firmware [2022-07-20 03:52:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_device_remove [2022-07-20 03:52:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_device_remove [2022-07-20 03:52:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_get_msg_frame [2022-07-20 03:52:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_get_msg_frame [2022-07-20 03:52:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_ir_volume_event [2022-07-20 03:52:36,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_ir_volume_event [2022-07-20 03:52:36,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 03:52:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 03:52:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 03:52:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 03:52:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure _base_static_config_pages [2022-07-20 03:52:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_static_config_pages [2022-07-20 03:52:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 03:52:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_add_device [2022-07-20 03:52:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_add_device [2022-07-20 03:52:36,254 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-20 03:52:36,254 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-20 03:52:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_expander_node_remove [2022-07-20 03:52:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_expander_node_remove [2022-07-20 03:52:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_bios_pg3 [2022-07-20 03:52:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_bios_pg3 [2022-07-20 03:52:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_bios_pg2 [2022-07-20 03:52:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_bios_pg2 [2022-07-20 03:52:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure _base_mask_interrupts [2022-07-20 03:52:36,255 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_mask_interrupts [2022-07-20 03:52:36,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-20 03:52:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-20 03:52:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2022-07-20 03:52:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2022-07-20 03:52:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_flush_running_cmds [2022-07-20 03:52:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_flush_running_cmds [2022-07-20 03:52:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_enclosure_pg0 [2022-07-20 03:52:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_enclosure_pg0 [2022-07-20 03:52:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-07-20 03:52:36,256 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-07-20 03:52:36,256 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_search_responding_sas_devices [2022-07-20 03:52:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_search_responding_sas_devices [2022-07-20 03:52:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_sas_device_pg0 [2022-07-20 03:52:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_sas_device_pg0 [2022-07-20 03:52:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure _base_fault_reset_work [2022-07-20 03:52:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure _base_fault_reset_work [2022-07-20 03:52:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_device_find_by_handle [2022-07-20 03:52:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_device_find_by_handle [2022-07-20 03:52:36,257 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_fw_event_add [2022-07-20 03:52:36,257 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_fw_event_add [2022-07-20 03:52:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_scsih_issue_tm [2022-07-20 03:52:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_scsih_issue_tm [2022-07-20 03:52:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure sas_port_delete_phy [2022-07-20 03:52:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_port_delete_phy [2022-07-20 03:52:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_get_iocstate [2022-07-20 03:52:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_get_iocstate [2022-07-20 03:52:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 03:52:36,258 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 03:52:36,258 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_put_smid_hi_priority [2022-07-20 03:52:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_put_smid_hi_priority [2022-07-20 03:52:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_sas_volume_delete [2022-07-20 03:52:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_sas_volume_delete [2022-07-20 03:52:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_target_destroy [2022-07-20 03:52:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_target_destroy [2022-07-20 03:52:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_pci_resume [2022-07-20 03:52:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_pci_resume [2022-07-20 03:52:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_unblock_requests [2022-07-20 03:52:36,259 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_unblock_requests [2022-07-20 03:52:36,259 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-20 03:52:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-20 03:52:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_raid_volume_pg0 [2022-07-20 03:52:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_raid_volume_pg0 [2022-07-20 03:52:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_raid_volume_pg1 [2022-07-20 03:52:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_raid_volume_pg1 [2022-07-20 03:52:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_base_put_smid_scsi_io [2022-07-20 03:52:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_base_put_smid_scsi_io [2022-07-20 03:52:36,260 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_scsih_clear_tm_flag [2022-07-20 03:52:36,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_scsih_clear_tm_flag [2022-07-20 03:52:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure sas_port_add_phy [2022-07-20 03:52:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_port_add_phy [2022-07-20 03:52:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_phys_disk_pg0 [2022-07-20 03:52:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_phys_disk_pg0 [2022-07-20 03:52:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure mpt2sas_config_get_ioc_pg8 [2022-07-20 03:52:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mpt2sas_config_get_ioc_pg8 [2022-07-20 03:52:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-20 03:52:36,261 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-20 03:52:36,261 INFO L130 BoogieDeclarations]: Found specification of procedure _transport_sas_node_find_by_sas_address [2022-07-20 03:52:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure _transport_sas_node_find_by_sas_address [2022-07-20 03:52:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-20 03:52:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-20 03:52:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 03:52:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 03:52:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_expander_add [2022-07-20 03:52:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_expander_add [2022-07-20 03:52:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure _scsih_response_code [2022-07-20 03:52:36,262 INFO L138 BoogieDeclarations]: Found implementation of procedure _scsih_response_code [2022-07-20 03:52:36,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 03:52:36,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 03:52:36,263 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-20 03:52:37,432 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 03:52:37,435 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 03:54:52,059 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 03:54:52,103 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 03:54:52,104 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-20 03:54:52,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:54:52 BoogieIcfgContainer [2022-07-20 03:54:52,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 03:54:52,113 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 03:54:52,113 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 03:54:52,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 03:54:52,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 03:52:25" (1/3) ... [2022-07-20 03:54:52,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a0cc213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:54:52, skipping insertion in model container [2022-07-20 03:54:52,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:52:35" (2/3) ... [2022-07-20 03:54:52,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a0cc213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:54:52, skipping insertion in model container [2022-07-20 03:54:52,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:54:52" (3/3) ... [2022-07-20 03:54:52,118 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--scsi--mpt2sas--mpt2sas.ko-ldv_main4_sequence_infinite_withcheck_stateful.cil.out.i [2022-07-20 03:54:52,134 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 03:54:52,134 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 03:54:52,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 03:54:52,240 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@53e5407a, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@39b91879 [2022-07-20 03:54:52,240 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 03:54:52,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 5131 states, 3662 states have (on average 1.4120699071545604) internal successors, (5171), 3790 states have internal predecessors, (5171), 1223 states have call successors, (1223), 245 states have call predecessors, (1223), 245 states have return successors, (1223), 1177 states have call predecessors, (1223), 1223 states have call successors, (1223) [2022-07-20 03:54:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-20 03:54:52,261 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:54:52,261 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:54:52,262 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:54:52,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:54:52,265 INFO L85 PathProgramCache]: Analyzing trace with hash -577367309, now seen corresponding path program 1 times [2022-07-20 03:54:52,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:54:52,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2001326387] [2022-07-20 03:54:52,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:54:52,282 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:54:52,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:54:52,285 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) [2022-07-20 03:54:52,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 03:54:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:54:57,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 5546 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:54:57,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:54:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 03:54:57,519 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:54:57,519 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:54:57,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2001326387] [2022-07-20 03:54:57,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2001326387] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:54:57,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:54:57,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:54:57,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905180986] [2022-07-20 03:54:57,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:54:57,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:54:57,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:54:57,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:54:57,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:54:57,555 INFO L87 Difference]: Start difference. First operand has 5131 states, 3662 states have (on average 1.4120699071545604) internal successors, (5171), 3790 states have internal predecessors, (5171), 1223 states have call successors, (1223), 245 states have call predecessors, (1223), 245 states have return successors, (1223), 1177 states have call predecessors, (1223), 1223 states have call successors, (1223) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:54:58,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:54:58,382 INFO L93 Difference]: Finished difference Result 10250 states and 15516 transitions. [2022-07-20 03:54:58,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:54:58,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-07-20 03:54:58,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:54:58,431 INFO L225 Difference]: With dead ends: 10250 [2022-07-20 03:54:58,431 INFO L226 Difference]: Without dead ends: 5115 [2022-07-20 03:54:58,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:54:58,478 INFO L413 NwaCegarLoop]: 7594 mSDtfsCounter, 7586 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7586 SdHoareTripleChecker+Valid, 7596 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-20 03:54:58,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7586 Valid, 7596 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-20 03:54:58,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5115 states. [2022-07-20 03:54:58,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5115 to 5115. [2022-07-20 03:54:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5115 states, 3650 states have (on average 1.4106849315068493) internal successors, (5149), 3774 states have internal predecessors, (5149), 1221 states have call successors, (1221), 245 states have call predecessors, (1221), 243 states have return successors, (1211), 1165 states have call predecessors, (1211), 1211 states have call successors, (1211) [2022-07-20 03:54:58,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 5115 states and 7581 transitions. [2022-07-20 03:54:58,723 INFO L78 Accepts]: Start accepts. Automaton has 5115 states and 7581 transitions. Word has length 12 [2022-07-20 03:54:58,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:54:58,724 INFO L495 AbstractCegarLoop]: Abstraction has 5115 states and 7581 transitions. [2022-07-20 03:54:58,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:54:58,724 INFO L276 IsEmpty]: Start isEmpty. Operand 5115 states and 7581 transitions. [2022-07-20 03:54:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-20 03:54:58,725 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:54:58,725 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:54:58,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 03:54:58,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:54:58,943 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:54:58,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:54:58,944 INFO L85 PathProgramCache]: Analyzing trace with hash -720699983, now seen corresponding path program 1 times [2022-07-20 03:54:58,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:54:58,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [470602659] [2022-07-20 03:54:58,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:54:58,948 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:54:58,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:54:58,950 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) [2022-07-20 03:54:58,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 03:55:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:55:03,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 5547 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:55:03,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:55:03,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 03:55:03,925 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:55:03,925 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:55:03,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [470602659] [2022-07-20 03:55:03,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [470602659] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:55:03,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:55:03,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:55:03,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419623130] [2022-07-20 03:55:03,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:55:03,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:55:03,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:55:03,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:55:03,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:55:03,927 INFO L87 Difference]: Start difference. First operand 5115 states and 7581 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:55:05,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:55:05,045 INFO L93 Difference]: Finished difference Result 13752 states and 20712 transitions. [2022-07-20 03:55:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:55:05,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-07-20 03:55:05,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:55:05,102 INFO L225 Difference]: With dead ends: 13752 [2022-07-20 03:55:05,102 INFO L226 Difference]: Without dead ends: 8643 [2022-07-20 03:55:05,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:55:05,141 INFO L413 NwaCegarLoop]: 9055 mSDtfsCounter, 7222 mSDsluCounter, 5596 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7222 SdHoareTripleChecker+Valid, 14651 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-20 03:55:05,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7222 Valid, 14651 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-20 03:55:05,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8643 states. [2022-07-20 03:55:05,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8643 to 8638. [2022-07-20 03:55:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8638 states, 6176 states have (on average 1.4099740932642486) internal successors, (8708), 6416 states have internal predecessors, (8708), 2038 states have call successors, (2038), 448 states have call predecessors, (2038), 423 states have return successors, (2090), 1899 states have call predecessors, (2090), 2021 states have call successors, (2090) [2022-07-20 03:55:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8638 states to 8638 states and 12836 transitions. [2022-07-20 03:55:05,470 INFO L78 Accepts]: Start accepts. Automaton has 8638 states and 12836 transitions. Word has length 13 [2022-07-20 03:55:05,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:55:05,470 INFO L495 AbstractCegarLoop]: Abstraction has 8638 states and 12836 transitions. [2022-07-20 03:55:05,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:55:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 8638 states and 12836 transitions. [2022-07-20 03:55:05,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-20 03:55:05,472 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:55:05,473 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:55:05,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 03:55:05,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:55:05,687 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:55:05,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:55:05,688 INFO L85 PathProgramCache]: Analyzing trace with hash -869040714, now seen corresponding path program 1 times [2022-07-20 03:55:05,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:55:05,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1675219274] [2022-07-20 03:55:05,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:55:05,693 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:55:05,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:55:05,704 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) [2022-07-20 03:55:05,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 03:55:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:55:10,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 5548 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:55:10,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:55:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 03:55:10,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:55:10,573 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:55:10,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1675219274] [2022-07-20 03:55:10,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1675219274] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:55:10,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:55:10,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:55:10,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034878725] [2022-07-20 03:55:10,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:55:10,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:55:10,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:55:10,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:55:10,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:55:10,574 INFO L87 Difference]: Start difference. First operand 8638 states and 12836 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:55:11,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:55:11,205 INFO L93 Difference]: Finished difference Result 8640 states and 12837 transitions. [2022-07-20 03:55:11,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:55:11,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-07-20 03:55:11,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:55:11,250 INFO L225 Difference]: With dead ends: 8640 [2022-07-20 03:55:11,250 INFO L226 Difference]: Without dead ends: 8637 [2022-07-20 03:55:11,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:55:11,261 INFO L413 NwaCegarLoop]: 7578 mSDtfsCounter, 7568 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7568 SdHoareTripleChecker+Valid, 7580 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-20 03:55:11,263 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7568 Valid, 7580 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-20 03:55:11,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8637 states. [2022-07-20 03:55:11,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8637 to 8637. [2022-07-20 03:55:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8637 states, 6176 states have (on average 1.4098121761658031) internal successors, (8707), 6415 states have internal predecessors, (8707), 2037 states have call successors, (2037), 448 states have call predecessors, (2037), 423 states have return successors, (2090), 1899 states have call predecessors, (2090), 2021 states have call successors, (2090) [2022-07-20 03:55:11,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8637 states to 8637 states and 12834 transitions. [2022-07-20 03:55:11,716 INFO L78 Accepts]: Start accepts. Automaton has 8637 states and 12834 transitions. Word has length 14 [2022-07-20 03:55:11,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:55:11,716 INFO L495 AbstractCegarLoop]: Abstraction has 8637 states and 12834 transitions. [2022-07-20 03:55:11,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:55:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 8637 states and 12834 transitions. [2022-07-20 03:55:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-20 03:55:11,718 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:55:11,718 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:55:11,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 03:55:11,943 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:55:11,943 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:55:11,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:55:11,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1172631212, now seen corresponding path program 1 times [2022-07-20 03:55:11,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:55:11,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1252303749] [2022-07-20 03:55:11,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:55:11,949 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:55:11,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:55:11,951 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) [2022-07-20 03:55:11,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 03:55:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:55:16,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 5549 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:55:16,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:55:16,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 03:55:16,832 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:55:16,832 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:55:16,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1252303749] [2022-07-20 03:55:16,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1252303749] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:55:16,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:55:16,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:55:16,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002201253] [2022-07-20 03:55:16,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:55:16,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:55:16,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:55:16,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:55:16,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:55:16,833 INFO L87 Difference]: Start difference. First operand 8637 states and 12834 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:55:17,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:55:17,942 INFO L93 Difference]: Finished difference Result 25871 states and 39715 transitions. [2022-07-20 03:55:17,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:55:17,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-07-20 03:55:17,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:55:18,038 INFO L225 Difference]: With dead ends: 25871 [2022-07-20 03:55:18,038 INFO L226 Difference]: Without dead ends: 17235 [2022-07-20 03:55:18,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:55:18,093 INFO L413 NwaCegarLoop]: 13367 mSDtfsCounter, 7754 mSDsluCounter, 7756 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7754 SdHoareTripleChecker+Valid, 21123 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-20 03:55:18,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7754 Valid, 21123 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-20 03:55:18,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17235 states. [2022-07-20 03:55:18,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17235 to 17174. [2022-07-20 03:55:18,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17174 states, 12275 states have (on average 1.4108350305498982) internal successors, (17318), 12756 states have internal predecessors, (17318), 4055 states have call successors, (4055), 891 states have call predecessors, (4055), 843 states have return successors, (4782), 3776 states have call predecessors, (4782), 4038 states have call successors, (4782) [2022-07-20 03:55:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17174 states to 17174 states and 26155 transitions. [2022-07-20 03:55:18,734 INFO L78 Accepts]: Start accepts. Automaton has 17174 states and 26155 transitions. Word has length 15 [2022-07-20 03:55:18,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:55:18,735 INFO L495 AbstractCegarLoop]: Abstraction has 17174 states and 26155 transitions. [2022-07-20 03:55:18,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-20 03:55:18,735 INFO L276 IsEmpty]: Start isEmpty. Operand 17174 states and 26155 transitions. [2022-07-20 03:55:18,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-07-20 03:55:18,743 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:55:18,743 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:55:18,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 03:55:18,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:55:18,963 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:55:18,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:55:18,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1791049618, now seen corresponding path program 1 times [2022-07-20 03:55:18,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:55:18,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190664657] [2022-07-20 03:55:18,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:55:18,967 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:55:18,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:55:18,969 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:55:19,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 03:55:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:55:24,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 5746 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 03:55:24,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:55:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 03:55:24,281 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:55:24,281 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:55:24,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190664657] [2022-07-20 03:55:24,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190664657] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:55:24,281 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:55:24,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 03:55:24,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444557612] [2022-07-20 03:55:24,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:55:24,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 03:55:24,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:55:24,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 03:55:24,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 03:55:24,425 INFO L87 Difference]: Start difference. First operand 17174 states and 26155 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-20 03:55:25,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:55:25,137 INFO L93 Difference]: Finished difference Result 34366 states and 52368 transitions. [2022-07-20 03:55:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 03:55:25,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 69 [2022-07-20 03:55:25,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:55:25,217 INFO L225 Difference]: With dead ends: 34366 [2022-07-20 03:55:25,218 INFO L226 Difference]: Without dead ends: 17198 [2022-07-20 03:55:25,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-20 03:55:25,294 INFO L413 NwaCegarLoop]: 7579 mSDtfsCounter, 3 mSDsluCounter, 15153 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 22732 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-20 03:55:25,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 22732 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-20 03:55:25,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17198 states. [2022-07-20 03:55:25,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17198 to 17198. [2022-07-20 03:55:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17198 states, 12295 states have (on average 1.4101667344448963) internal successors, (17338), 12780 states have internal predecessors, (17338), 4055 states have call successors, (4055), 891 states have call predecessors, (4055), 847 states have return successors, (4790), 3776 states have call predecessors, (4790), 4038 states have call successors, (4790) [2022-07-20 03:55:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17198 states to 17198 states and 26183 transitions. [2022-07-20 03:55:25,999 INFO L78 Accepts]: Start accepts. Automaton has 17198 states and 26183 transitions. Word has length 69 [2022-07-20 03:55:25,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:55:25,999 INFO L495 AbstractCegarLoop]: Abstraction has 17198 states and 26183 transitions. [2022-07-20 03:55:26,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-20 03:55:26,000 INFO L276 IsEmpty]: Start isEmpty. Operand 17198 states and 26183 transitions. [2022-07-20 03:55:26,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-07-20 03:55:26,002 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:55:26,002 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:55:26,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-20 03:55:26,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:55:26,220 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:55:26,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:55:26,220 INFO L85 PathProgramCache]: Analyzing trace with hash 840837098, now seen corresponding path program 1 times [2022-07-20 03:55:26,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:55:26,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1736431739] [2022-07-20 03:55:26,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:55:26,225 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:55:26,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:55:26,226 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:55:26,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 03:55:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:55:31,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 5745 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-20 03:55:31,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:55:35,798 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-07-20 03:55:35,883 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-07-20 03:55:36,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-20 03:55:36,105 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:55:36,106 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:55:36,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1736431739] [2022-07-20 03:55:36,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1736431739] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:55:36,106 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:55:36,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:55:36,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634141043] [2022-07-20 03:55:36,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:55:36,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-20 03:55:36,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:55:36,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-20 03:55:36,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-20 03:55:36,107 INFO L87 Difference]: Start difference. First operand 17198 states and 26183 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-20 03:55:40,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:55:42,795 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:55:44,949 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:55:47,026 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:55:49,534 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:55:51,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:55:54,126 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:55:58,854 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:02,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:04,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:07,834 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:10,100 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:11,437 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:16,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:19,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:23,869 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:26,493 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:28,705 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:30,832 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:32,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:35,800 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:38,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:40,224 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 03:56:42,447 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []