./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 00:09:54,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 00:09:54,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 00:09:54,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 00:09:54,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 00:09:54,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 00:09:54,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 00:09:54,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 00:09:54,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 00:09:54,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 00:09:54,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 00:09:54,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 00:09:54,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 00:09:54,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 00:09:54,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 00:09:54,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 00:09:54,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 00:09:54,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 00:09:54,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 00:09:54,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 00:09:54,529 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 00:09:54,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 00:09:54,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 00:09:54,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 00:09:54,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 00:09:54,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 00:09:54,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 00:09:54,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 00:09:54,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 00:09:54,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 00:09:54,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 00:09:54,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 00:09:54,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 00:09:54,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 00:09:54,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 00:09:54,545 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 00:09:54,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 00:09:54,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 00:09:54,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 00:09:54,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 00:09:54,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 00:09:54,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 00:09:54,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 00:09:54,574 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 00:09:54,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 00:09:54,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 00:09:54,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 00:09:54,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 00:09:54,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 00:09:54,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 00:09:54,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 00:09:54,577 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 00:09:54,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 00:09:54,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 00:09:54,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 00:09:54,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 00:09:54,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 00:09:54,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 00:09:54,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 00:09:54,579 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 00:09:54,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 00:09:54,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 00:09:54,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 00:09:54,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 00:09:54,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:09:54,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 00:09:54,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 00:09:54,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 00:09:54,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 00:09:54,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 00:09:54,581 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 00:09:54,581 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 00:09:54,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 00:09:54,582 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2022-07-23 00:09:54,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 00:09:54,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 00:09:54,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 00:09:54,797 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 00:09:54,798 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 00:09:54,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-07-23 00:09:54,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28eb74cfb/a26c38b00bec4aed803caebb0b6236a9/FLAG0e3e7c414 [2022-07-23 00:09:55,604 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 00:09:55,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-07-23 00:09:55,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28eb74cfb/a26c38b00bec4aed803caebb0b6236a9/FLAG0e3e7c414 [2022-07-23 00:09:56,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28eb74cfb/a26c38b00bec4aed803caebb0b6236a9 [2022-07-23 00:09:56,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 00:09:56,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 00:09:56,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 00:09:56,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 00:09:56,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 00:09:56,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:09:56" (1/1) ... [2022-07-23 00:09:56,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7332df84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:09:56, skipping insertion in model container [2022-07-23 00:09:56,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:09:56" (1/1) ... [2022-07-23 00:09:56,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 00:09:56,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:09:56,761 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-23 00:09:56,762 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-07-23 00:09:57,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-07-23 00:10:00,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:10:00,396 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 00:10:00,472 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-23 00:10:00,474 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-07-23 00:10:00,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-07-23 00:10:00,554 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: pcidata = pcidata & 4294967293U [6989] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-23 00:10:00,563 INFO L158 Benchmark]: Toolchain (without parser) took 4394.30ms. Allocated memory was 132.1MB in the beginning and 245.4MB in the end (delta: 113.2MB). Free memory was 99.9MB in the beginning and 154.6MB in the end (delta: -54.7MB). Peak memory consumption was 106.8MB. Max. memory is 16.1GB. [2022-07-23 00:10:00,564 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 00:10:00,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4378.16ms. Allocated memory was 132.1MB in the beginning and 245.4MB in the end (delta: 113.2MB). Free memory was 99.3MB in the beginning and 154.6MB in the end (delta: -55.3MB). Peak memory consumption was 106.8MB. Max. memory is 16.1GB. [2022-07-23 00:10:00,567 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4378.16ms. Allocated memory was 132.1MB in the beginning and 245.4MB in the end (delta: 113.2MB). Free memory was 99.3MB in the beginning and 154.6MB in the end (delta: -55.3MB). Peak memory consumption was 106.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: pcidata = pcidata & 4294967293U [6989] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: pcidata = pcidata & 4294967293U [6989]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 00:10:02,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 00:10:02,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 00:10:02,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 00:10:02,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 00:10:02,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 00:10:02,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 00:10:02,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 00:10:02,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 00:10:02,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 00:10:02,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 00:10:02,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 00:10:02,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 00:10:02,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 00:10:02,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 00:10:02,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 00:10:02,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 00:10:02,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 00:10:02,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 00:10:02,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 00:10:02,455 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 00:10:02,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 00:10:02,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 00:10:02,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 00:10:02,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 00:10:02,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 00:10:02,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 00:10:02,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 00:10:02,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 00:10:02,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 00:10:02,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 00:10:02,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 00:10:02,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 00:10:02,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 00:10:02,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 00:10:02,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 00:10:02,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 00:10:02,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 00:10:02,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 00:10:02,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 00:10:02,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 00:10:02,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 00:10:02,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 00:10:02,508 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 00:10:02,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 00:10:02,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 00:10:02,509 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 00:10:02,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 00:10:02,510 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 00:10:02,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 00:10:02,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 00:10:02,511 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 00:10:02,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 00:10:02,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 00:10:02,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 00:10:02,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 00:10:02,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 00:10:02,513 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 00:10:02,513 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 00:10:02,513 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 00:10:02,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 00:10:02,513 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 00:10:02,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 00:10:02,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 00:10:02,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 00:10:02,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 00:10:02,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:10:02,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 00:10:02,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 00:10:02,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 00:10:02,515 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 00:10:02,515 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 00:10:02,515 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 00:10:02,516 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 00:10:02,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 00:10:02,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 00:10:02,516 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2022-07-23 00:10:02,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 00:10:02,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 00:10:02,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 00:10:02,823 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 00:10:02,824 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 00:10:02,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-07-23 00:10:02,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23006205f/b77662980e5f4799936d2c01406b931e/FLAG44ac24bba [2022-07-23 00:10:03,738 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 00:10:03,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-07-23 00:10:03,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23006205f/b77662980e5f4799936d2c01406b931e/FLAG44ac24bba [2022-07-23 00:10:04,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23006205f/b77662980e5f4799936d2c01406b931e [2022-07-23 00:10:04,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 00:10:04,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 00:10:04,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 00:10:04,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 00:10:04,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 00:10:04,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:10:04" (1/1) ... [2022-07-23 00:10:04,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12738bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:04, skipping insertion in model container [2022-07-23 00:10:04,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:10:04" (1/1) ... [2022-07-23 00:10:04,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 00:10:04,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:10:04,941 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-23 00:10:04,942 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-07-23 00:10:05,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-07-23 00:10:09,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:10:09,375 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 00:10:09,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 00:10:09,498 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-23 00:10:09,498 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-07-23 00:10:09,505 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-07-23 00:10:09,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:10:09,827 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 00:10:09,902 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-23 00:10:09,903 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-07-23 00:10:09,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-07-23 00:10:10,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 00:10:10,598 INFO L208 MainTranslator]: Completed translation [2022-07-23 00:10:10,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10 WrapperNode [2022-07-23 00:10:10,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 00:10:10,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 00:10:10,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 00:10:10,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 00:10:10,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:10,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:10,964 INFO L137 Inliner]: procedures = 482, calls = 5586, calls flagged for inlining = 180, calls inlined = 178, statements flattened = 13239 [2022-07-23 00:10:10,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 00:10:10,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 00:10:10,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 00:10:10,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 00:10:10,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:10,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:11,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:11,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:11,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:11,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:11,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:11,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 00:10:11,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 00:10:11,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 00:10:11,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 00:10:11,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (1/1) ... [2022-07-23 00:10:11,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 00:10:11,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 00:10:11,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 00:10:11,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 00:10:11,556 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_ppc [2022-07-23 00:10:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_ppc [2022-07-23 00:10:11,556 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-23 00:10:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-23 00:10:11,556 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd_fusion [2022-07-23 00:10:11,556 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd_fusion [2022-07-23 00:10:11,557 INFO L130 BoogieDeclarations]: Found specification of procedure MR_GetPhyParams [2022-07-23 00:10:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_GetPhyParams [2022-07-23 00:10:11,557 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_skinny [2022-07-23 00:10:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_skinny [2022-07-23 00:10:11,557 INFO L130 BoogieDeclarations]: Found specification of procedure get_arm_from_strip [2022-07-23 00:10:11,557 INFO L138 BoogieDeclarations]: Found implementation of procedure get_arm_from_strip [2022-07-23 00:10:11,557 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_set_dma_mask [2022-07-23 00:10:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_set_dma_mask [2022-07-23 00:10:11,558 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_xscale [2022-07-23 00:10:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_xscale [2022-07-23 00:10:11,558 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_init_mfi [2022-07-23 00:10:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_init_mfi [2022-07-23 00:10:11,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-23 00:10:11,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-23 00:10:11,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 00:10:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 00:10:11,559 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool_fusion [2022-07-23 00:10:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool_fusion [2022-07-23 00:10:11,559 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds_fusion [2022-07-23 00:10:11,559 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds_fusion [2022-07-23 00:10:11,559 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_configure [2022-07-23 00:10:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_configure [2022-07-23 00:10:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_internal_reset_defer_cmds [2022-07-23 00:10:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_internal_reset_defer_cmds [2022-07-23 00:10:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-23 00:10:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-23 00:10:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure mega_div64_32 [2022-07-23 00:10:11,560 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_div64_32 [2022-07-23 00:10:11,560 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_gen2 [2022-07-23 00:10:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_gen2 [2022-07-23 00:10:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2022-07-23 00:10:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2022-07-23 00:10:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-23 00:10:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-23 00:10:11,561 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_request_descriptor [2022-07-23 00:10:11,561 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_request_descriptor [2022-07-23 00:10:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ArPdGet [2022-07-23 00:10:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ArPdGet [2022-07-23 00:10:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-23 00:10:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-23 00:10:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-07-23 00:10:11,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-07-23 00:10:11,562 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc [2022-07-23 00:10:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc [2022-07-23 00:10:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_flush_cache [2022-07-23 00:10:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_flush_cache [2022-07-23 00:10:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure get_row_from_strip [2022-07-23 00:10:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure get_row_from_strip [2022-07-23 00:10:11,563 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2022-07-23 00:10:11,563 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2022-07-23 00:10:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-23 00:10:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-23 00:10:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_29 [2022-07-23 00:10:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_29 [2022-07-23 00:10:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-23 00:10:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-23 00:10:11,564 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_int_cmd [2022-07-23 00:10:11,564 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_int_cmd [2022-07-23 00:10:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure mr_spanset_get_phy_params [2022-07-23 00:10:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure mr_spanset_get_phy_params [2022-07-23 00:10:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_resume [2022-07-23 00:10:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_resume [2022-07-23 00:10:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown [2022-07-23 00:10:11,565 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown [2022-07-23 00:10:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-23 00:10:11,565 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 00:10:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 00:10:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-23 00:10:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-23 00:10:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_skinny [2022-07-23 00:10:11,566 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_skinny [2022-07-23 00:10:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 00:10:11,566 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 00:10:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 00:10:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_alloc [2022-07-23 00:10:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_alloc [2022-07-23 00:10:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-23 00:10:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-23 00:10:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-23 00:10:11,567 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanArrayGet [2022-07-23 00:10:11,567 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanArrayGet [2022-07-23 00:10:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 00:10:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 00:10:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_timer [2022-07-23 00:10:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_timer [2022-07-23 00:10:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_list [2022-07-23 00:10:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_list [2022-07-23 00:10:11,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 00:10:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2022-07-23 00:10:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2022-07-23 00:10:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 00:10:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 00:10:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_vf_affiliation [2022-07-23 00:10:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_vf_affiliation [2022-07-23 00:10:11,569 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_register_aen [2022-07-23 00:10:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_register_aen [2022-07-23 00:10:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-23 00:10:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-23 00:10:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-23 00:10:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-23 00:10:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-23 00:10:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-23 00:10:11,570 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 00:10:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 00:10:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sync_map_info [2022-07-23 00:10:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sync_map_info [2022-07-23 00:10:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-23 00:10:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-23 00:10:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_sas_kill_hba [2022-07-23 00:10:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_sas_kill_hba [2022-07-23 00:10:11,571 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command_lck [2022-07-23 00:10:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command_lck [2022-07-23 00:10:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_aen [2022-07-23 00:10:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_aen [2022-07-23 00:10:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr_fusion [2022-07-23 00:10:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr_fusion [2022-07-23 00:10:11,572 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_xscale [2022-07-23 00:10:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_xscale [2022-07-23 00:10:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 00:10:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 00:10:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2022-07-23 00:10:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2022-07-23 00:10:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_cmd [2022-07-23 00:10:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_cmd [2022-07-23 00:10:11,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-23 00:10:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-23 00:10:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-23 00:10:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-23 00:10:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-23 00:10:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-23 00:10:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_do_ocr [2022-07-23 00:10:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_do_ocr [2022-07-23 00:10:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 00:10:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 00:10:11,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-23 00:10:11,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-23 00:10:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-23 00:10:11,575 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-23 00:10:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-23 00:10:11,575 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-23 00:10:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_gen2 [2022-07-23 00:10:11,575 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_gen2 [2022-07-23 00:10:11,575 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanPtrGet [2022-07-23 00:10:11,576 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanPtrGet [2022-07-23 00:10:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool [2022-07-23 00:10:11,576 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool [2022-07-23 00:10:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_gen2 [2022-07-23 00:10:11,576 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_gen2 [2022-07-23 00:10:11,576 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-23 00:10:11,576 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-23 00:10:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fusion_ocr_wq [2022-07-23 00:10:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fusion_ocr_wq [2022-07-23 00:10:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-23 00:10:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-23 00:10:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-07-23 00:10:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-07-23 00:10:11,577 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_skinny [2022-07-23 00:10:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_skinny [2022-07-23 00:10:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_skinny [2022-07-23 00:10:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_skinny [2022-07-23 00:10:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_skinny [2022-07-23 00:10:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_skinny [2022-07-23 00:10:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_is_ldio [2022-07-23 00:10:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_is_ldio [2022-07-23 00:10:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-23 00:10:11,578 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-23 00:10:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 00:10:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-07-23 00:10:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-07-23 00:10:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_device [2022-07-23 00:10:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_device [2022-07-23 00:10:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure process_fw_state_change_wq [2022-07-23 00:10:11,579 INFO L138 BoogieDeclarations]: Found implementation of procedure process_fw_state_change_wq [2022-07-23 00:10:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 00:10:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_open [2022-07-23 00:10:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_open [2022-07-23 00:10:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure MR_TargetIdToLdGet [2022-07-23 00:10:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_TargetIdToLdGet [2022-07-23 00:10:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_fw [2022-07-23 00:10:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_fw [2022-07-23 00:10:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-07-23 00:10:11,580 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-07-23 00:10:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 00:10:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-23 00:10:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-23 00:10:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_bus_host [2022-07-23 00:10:11,581 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_bus_host [2022-07-23 00:10:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-23 00:10:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 00:10:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 00:10:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-07-23 00:10:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-07-23 00:10:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure get_strip_from_row [2022-07-23 00:10:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure get_strip_from_row [2022-07-23 00:10:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 00:10:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 00:10:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 00:10:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd [2022-07-23 00:10:11,582 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd [2022-07-23 00:10:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-23 00:10:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-23 00:10:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown_controller [2022-07-23 00:10:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown_controller [2022-07-23 00:10:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-23 00:10:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-23 00:10:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_lookup [2022-07-23 00:10:11,583 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_lookup [2022-07-23 00:10:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ioc_init_fusion [2022-07-23 00:10:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ioc_init_fusion [2022-07-23 00:10:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd_fusion [2022-07-23 00:10:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd_fusion [2022-07-23 00:10:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-07-23 00:10:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2022-07-23 00:10:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_ppc [2022-07-23 00:10:11,584 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_ppc [2022-07-23 00:10:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_fw [2022-07-23 00:10:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_fw [2022-07-23 00:10:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_xscale [2022-07-23 00:10:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_xscale [2022-07-23 00:10:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure wait_and_poll [2022-07-23 00:10:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_and_poll [2022-07-23 00:10:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2022-07-23 00:10:11,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2022-07-23 00:10:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-23 00:10:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-23 00:10:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 00:10:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 00:10:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_xscale [2022-07-23 00:10:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_xscale [2022-07-23 00:10:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_xscale [2022-07-23 00:10:11,586 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_xscale [2022-07-23 00:10:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sriov_start_heartbeat [2022-07-23 00:10:11,587 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sriov_start_heartbeat [2022-07-23 00:10:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2022-07-23 00:10:11,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2022-07-23 00:10:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr [2022-07-23 00:10:11,587 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr [2022-07-23 00:10:11,587 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_mpio_paths [2022-07-23 00:10:11,587 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_mpio_paths [2022-07-23 00:10:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-07-23 00:10:11,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-07-23 00:10:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-23 00:10:11,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-23 00:10:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-23 00:10:11,588 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-23 00:10:11,588 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-23 00:10:11,588 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-23 00:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 00:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_transition_to_ready [2022-07-23 00:10:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_transition_to_ready [2022-07-23 00:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-23 00:10:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-23 00:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 00:10:11,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 00:10:11,589 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_xscale [2022-07-23 00:10:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_xscale [2022-07-23 00:10:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd_fusion [2022-07-23 00:10:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd_fusion [2022-07-23 00:10:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 00:10:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_alloc_cmds [2022-07-23 00:10:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_alloc_cmds [2022-07-23 00:10:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-23 00:10:11,590 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-23 00:10:11,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 00:10:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-07-23 00:10:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-07-23 00:10:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 00:10:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 00:10:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 00:10:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_xscale [2022-07-23 00:10:11,591 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_xscale [2022-07-23 00:10:11,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 00:10:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-07-23 00:10:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2022-07-23 00:10:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 00:10:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 00:10:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-23 00:10:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-23 00:10:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_map_info [2022-07-23 00:10:11,592 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_map_info [2022-07-23 00:10:11,592 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_ppc [2022-07-23 00:10:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_ppc [2022-07-23 00:10:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-07-23 00:10:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-07-23 00:10:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-23 00:10:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-23 00:10:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_fasync [2022-07-23 00:10:11,593 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_fasync [2022-07-23 00:10:11,593 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-23 00:10:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-07-23 00:10:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-07-23 00:10:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_gen2 [2022-07-23 00:10:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_gen2 [2022-07-23 00:10:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_timer [2022-07-23 00:10:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_timer [2022-07-23 00:10:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-23 00:10:11,594 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-23 00:10:11,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-23 00:10:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-23 00:10:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 00:10:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 00:10:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure mega_mod64 [2022-07-23 00:10:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_mod64 [2022-07-23 00:10:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_10 [2022-07-23 00:10:11,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_10 [2022-07-23 00:10:11,595 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-23 00:10:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-23 00:10:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 00:10:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 00:10:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 00:10:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 00:10:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-07-23 00:10:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-07-23 00:10:11,596 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_fusion [2022-07-23 00:10:11,596 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_fusion [2022-07-23 00:10:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-23 00:10:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-23 00:10:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2022-07-23 00:10:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2022-07-23 00:10:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-23 00:10:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-23 00:10:11,597 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-23 00:10:11,597 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-23 00:10:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-23 00:10:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-23 00:10:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 00:10:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 00:10:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 00:10:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_fusion [2022-07-23 00:10:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_fusion [2022-07-23 00:10:11,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-23 00:10:11,598 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-23 00:10:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_gen2 [2022-07-23 00:10:11,599 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_gen2 [2022-07-23 00:10:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-07-23 00:10:11,599 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-07-23 00:10:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 00:10:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd_fusion [2022-07-23 00:10:11,599 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd_fusion [2022-07-23 00:10:11,599 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_and_restore_queue_depth [2022-07-23 00:10:11,600 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_and_restore_queue_depth [2022-07-23 00:10:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2022-07-23 00:10:11,600 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2022-07-23 00:10:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure get_cpu_mask [2022-07-23 00:10:11,600 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cpu_mask [2022-07-23 00:10:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 00:10:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 00:10:11,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 00:10:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 00:10:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 00:10:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure MR_PdDevHandleGet [2022-07-23 00:10:11,601 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_PdDevHandleGet [2022-07-23 00:10:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-23 00:10:11,601 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-23 00:10:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_mfi [2022-07-23 00:10:11,601 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_mfi [2022-07-23 00:10:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-23 00:10:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-23 00:10:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 00:10:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 00:10:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-07-23 00:10:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-07-23 00:10:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-23 00:10:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-23 00:10:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdRaidGet [2022-07-23 00:10:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdRaidGet [2022-07-23 00:10:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-07-23 00:10:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-07-23 00:10:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 00:10:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 00:10:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 00:10:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 00:10:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd [2022-07-23 00:10:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd [2022-07-23 00:10:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl_skinny [2022-07-23 00:10:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl_skinny [2022-07-23 00:10:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-07-23 00:10:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-07-23 00:10:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-07-23 00:10:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-07-23 00:10:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-07-23 00:10:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-07-23 00:10:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_frame_count [2022-07-23 00:10:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_frame_count [2022-07-23 00:10:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_fusion [2022-07-23 00:10:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_fusion [2022-07-23 00:10:11,605 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_reply_desc [2022-07-23 00:10:11,605 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_reply_desc [2022-07-23 00:10:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_aen [2022-07-23 00:10:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_aen [2022-07-23 00:10:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 00:10:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 00:10:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_poll [2022-07-23 00:10:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_poll [2022-07-23 00:10:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc_fusion [2022-07-23 00:10:11,606 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc_fusion [2022-07-23 00:10:11,606 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_probe_one [2022-07-23 00:10:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_probe_one [2022-07-23 00:10:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_fusion [2022-07-23 00:10:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_fusion [2022-07-23 00:10:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_ppc [2022-07-23 00:10:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_ppc [2022-07-23 00:10:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ValidateMapInfo [2022-07-23 00:10:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ValidateMapInfo [2022-07-23 00:10:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-23 00:10:11,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-23 00:10:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-07-23 00:10:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-07-23 00:10:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_fusion [2022-07-23 00:10:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_fusion [2022-07-23 00:10:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds [2022-07-23 00:10:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds [2022-07-23 00:10:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-23 00:10:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-23 00:10:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_fusion [2022-07-23 00:10:11,609 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_fusion [2022-07-23 00:10:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_abort_cmd [2022-07-23 00:10:11,609 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_abort_cmd [2022-07-23 00:10:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 00:10:11,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 00:10:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_fusion [2022-07-23 00:10:11,609 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_fusion [2022-07-23 00:10:11,609 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cmd_fusion [2022-07-23 00:10:11,610 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cmd_fusion [2022-07-23 00:10:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_lookup_instance [2022-07-23 00:10:11,610 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_lookup_instance [2022-07-23 00:10:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 00:10:11,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 00:10:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command [2022-07-23 00:10:11,610 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command [2022-07-23 00:10:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 00:10:11,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 00:10:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 00:10:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 00:10:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 00:10:11,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 00:10:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd [2022-07-23 00:10:11,611 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd [2022-07-23 00:10:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_pd_list [2022-07-23 00:10:11,611 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_pd_list [2022-07-23 00:10:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_generic_reset [2022-07-23 00:10:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_generic_reset [2022-07-23 00:10:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_device [2022-07-23 00:10:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_device [2022-07-23 00:10:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-07-23 00:10:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-07-23 00:10:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-07-23 00:10:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-07-23 00:10:11,612 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd [2022-07-23 00:10:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd [2022-07-23 00:10:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_mfi [2022-07-23 00:10:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_mfi [2022-07-23 00:10:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-23 00:10:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-23 00:10:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-23 00:10:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-23 00:10:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-23 00:10:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-23 00:10:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_fusion [2022-07-23 00:10:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_fusion [2022-07-23 00:10:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd [2022-07-23 00:10:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd [2022-07-23 00:10:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-23 00:10:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-23 00:10:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-23 00:10:11,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-23 00:10:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_wait_for_outstanding_fusion [2022-07-23 00:10:11,615 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_wait_for_outstanding_fusion [2022-07-23 00:10:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-23 00:10:11,615 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-23 00:10:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_ppc [2022-07-23 00:10:11,615 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_ppc [2022-07-23 00:10:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-23 00:10:11,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-23 00:10:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_fusion [2022-07-23 00:10:11,615 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_fusion [2022-07-23 00:10:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_ppc [2022-07-23 00:10:11,616 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_ppc [2022-07-23 00:10:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-23 00:10:11,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-23 00:10:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ld_list_query [2022-07-23 00:10:11,616 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ld_list_query [2022-07-23 00:10:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 00:10:11,616 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 00:10:11,616 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-23 00:10:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-23 00:10:11,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-23 00:10:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_detach_one [2022-07-23 00:10:11,617 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_detach_one [2022-07-23 00:10:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_polled [2022-07-23 00:10:11,617 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_polled [2022-07-23 00:10:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_fusion [2022-07-23 00:10:11,617 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_fusion [2022-07-23 00:10:11,617 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl64 [2022-07-23 00:10:11,618 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl64 [2022-07-23 00:10:11,618 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-23 00:10:11,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-23 00:10:12,825 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 00:10:12,828 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 00:10:44,092 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 00:13:02,090 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 00:13:02,125 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 00:13:02,125 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 00:13:02,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:13:02 BoogieIcfgContainer [2022-07-23 00:13:02,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 00:13:02,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 00:13:02,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 00:13:02,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 00:13:02,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 12:10:04" (1/3) ... [2022-07-23 00:13:02,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e41047a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:13:02, skipping insertion in model container [2022-07-23 00:13:02,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:10:10" (2/3) ... [2022-07-23 00:13:02,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e41047a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 12:13:02, skipping insertion in model container [2022-07-23 00:13:02,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 12:13:02" (3/3) ... [2022-07-23 00:13:02,142 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-07-23 00:13:02,153 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 00:13:02,153 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 00:13:02,260 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 00:13:02,266 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@31f43b5b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4d631ed5 [2022-07-23 00:13:02,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 00:13:02,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 5286 states, 3757 states have (on average 1.4013840830449826) internal successors, (5265), 3860 states have internal predecessors, (5265), 1294 states have call successors, (1294), 234 states have call predecessors, (1294), 233 states have return successors, (1279), 1252 states have call predecessors, (1279), 1279 states have call successors, (1279) [2022-07-23 00:13:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-07-23 00:13:02,315 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:13:02,316 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:13:02,317 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:13:02,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:13:02,322 INFO L85 PathProgramCache]: Analyzing trace with hash -6279144, now seen corresponding path program 1 times [2022-07-23 00:13:02,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:13:02,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1514318772] [2022-07-23 00:13:02,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:13:02,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:13:02,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:13:02,358 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 00:13:02,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-23 00:13:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:13:05,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 2660 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-23 00:13:05,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:13:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1444 trivial. 0 not checked. [2022-07-23 00:13:05,221 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:13:05,222 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:13:05,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1514318772] [2022-07-23 00:13:05,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1514318772] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:13:05,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:13:05,223 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-23 00:13:05,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145476908] [2022-07-23 00:13:05,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:13:05,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-23 00:13:05,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:13:05,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-23 00:13:05,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-23 00:13:05,268 INFO L87 Difference]: Start difference. First operand has 5286 states, 3757 states have (on average 1.4013840830449826) internal successors, (5265), 3860 states have internal predecessors, (5265), 1294 states have call successors, (1294), 234 states have call predecessors, (1294), 233 states have return successors, (1279), 1252 states have call predecessors, (1279), 1279 states have call successors, (1279) Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-23 00:13:06,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:13:06,578 INFO L93 Difference]: Finished difference Result 10570 states and 16021 transitions. [2022-07-23 00:13:06,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-23 00:13:06,583 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 225 [2022-07-23 00:13:06,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:13:06,635 INFO L225 Difference]: With dead ends: 10570 [2022-07-23 00:13:06,635 INFO L226 Difference]: Without dead ends: 5254 [2022-07-23 00:13:06,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 00:13:06,671 INFO L413 NwaCegarLoop]: 7830 mSDtfsCounter, 2 mSDsluCounter, 15601 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 23431 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-23 00:13:06,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 23431 Invalid, 125 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [55 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-23 00:13:06,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2022-07-23 00:13:06,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 5254. [2022-07-23 00:13:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5254 states, 3748 states have (on average 1.396478121664888) internal successors, (5234), 3835 states have internal predecessors, (5234), 1272 states have call successors, (1272), 233 states have call predecessors, (1272), 233 states have return successors, (1273), 1244 states have call predecessors, (1273), 1271 states have call successors, (1273) [2022-07-23 00:13:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5254 states to 5254 states and 7779 transitions. [2022-07-23 00:13:06,948 INFO L78 Accepts]: Start accepts. Automaton has 5254 states and 7779 transitions. Word has length 225 [2022-07-23 00:13:06,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:13:06,951 INFO L495 AbstractCegarLoop]: Abstraction has 5254 states and 7779 transitions. [2022-07-23 00:13:06,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-23 00:13:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 5254 states and 7779 transitions. [2022-07-23 00:13:06,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-07-23 00:13:06,960 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:13:06,960 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:13:07,039 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-23 00:13:07,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:13:07,179 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:13:07,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:13:07,184 INFO L85 PathProgramCache]: Analyzing trace with hash 182502902, now seen corresponding path program 1 times [2022-07-23 00:13:07,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:13:07,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1119711275] [2022-07-23 00:13:07,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:13:07,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:13:07,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:13:07,204 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 00:13:07,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-23 00:13:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:13:10,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 2726 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 00:13:10,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:13:10,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 1479 trivial. 0 not checked. [2022-07-23 00:13:10,834 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 00:13:11,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2022-07-23 00:13:11,648 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:13:11,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1119711275] [2022-07-23 00:13:11,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1119711275] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 00:13:11,648 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-23 00:13:11,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-23 00:13:11,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316953678] [2022-07-23 00:13:11,649 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-23 00:13:11,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-23 00:13:11,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:13:11,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-23 00:13:11,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-23 00:13:11,651 INFO L87 Difference]: Start difference. First operand 5254 states and 7779 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-07-23 00:13:15,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:13:15,235 INFO L93 Difference]: Finished difference Result 10461 states and 15732 transitions. [2022-07-23 00:13:15,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-23 00:13:15,236 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 231 [2022-07-23 00:13:15,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:13:15,271 INFO L225 Difference]: With dead ends: 10461 [2022-07-23 00:13:15,271 INFO L226 Difference]: Without dead ends: 5265 [2022-07-23 00:13:15,305 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-23 00:13:15,306 INFO L413 NwaCegarLoop]: 7722 mSDtfsCounter, 14 mSDsluCounter, 23096 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 30818 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-07-23 00:13:15,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 30818 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-07-23 00:13:15,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5265 states. [2022-07-23 00:13:15,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5265 to 5263. [2022-07-23 00:13:15,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5263 states, 3756 states have (on average 1.3972310969116082) internal successors, (5248), 3843 states have internal predecessors, (5248), 1272 states have call successors, (1272), 234 states have call predecessors, (1272), 234 states have return successors, (1275), 1244 states have call predecessors, (1275), 1271 states have call successors, (1275) [2022-07-23 00:13:15,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5263 states to 5263 states and 7795 transitions. [2022-07-23 00:13:15,467 INFO L78 Accepts]: Start accepts. Automaton has 5263 states and 7795 transitions. Word has length 231 [2022-07-23 00:13:15,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:13:15,468 INFO L495 AbstractCegarLoop]: Abstraction has 5263 states and 7795 transitions. [2022-07-23 00:13:15,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 2 states have call successors, (42), 2 states have call predecessors, (42), 4 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-07-23 00:13:15,469 INFO L276 IsEmpty]: Start isEmpty. Operand 5263 states and 7795 transitions. [2022-07-23 00:13:15,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-07-23 00:13:15,472 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:13:15,473 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 22, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:13:15,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-23 00:13:15,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:13:15,689 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:13:15,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:13:15,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1583120728, now seen corresponding path program 2 times [2022-07-23 00:13:15,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:13:15,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [32410600] [2022-07-23 00:13:15,692 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 00:13:15,692 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:13:15,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:13:15,703 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 00:13:15,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-23 00:13:18,389 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-23 00:13:18,389 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 00:13:18,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 2039 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:13:18,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:13:18,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2022-07-23 00:13:18,715 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:13:18,715 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:13:18,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [32410600] [2022-07-23 00:13:18,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [32410600] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:13:18,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:13:18,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 00:13:18,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446000464] [2022-07-23 00:13:18,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:13:18,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:13:18,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:13:18,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:13:18,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:13:18,716 INFO L87 Difference]: Start difference. First operand 5263 states and 7795 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-07-23 00:13:19,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:13:19,636 INFO L93 Difference]: Finished difference Result 15305 states and 22663 transitions. [2022-07-23 00:13:19,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:13:19,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 247 [2022-07-23 00:13:19,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:13:19,705 INFO L225 Difference]: With dead ends: 15305 [2022-07-23 00:13:19,705 INFO L226 Difference]: Without dead ends: 10111 [2022-07-23 00:13:19,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:13:19,735 INFO L413 NwaCegarLoop]: 8969 mSDtfsCounter, 7249 mSDsluCounter, 7638 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7249 SdHoareTripleChecker+Valid, 16607 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-23 00:13:19,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7249 Valid, 16607 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-23 00:13:19,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10111 states. [2022-07-23 00:13:20,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10111 to 10105. [2022-07-23 00:13:20,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10105 states, 7229 states have (on average 1.398948678932079) internal successors, (10113), 7397 states have internal predecessors, (10113), 2422 states have call successors, (2422), 452 states have call predecessors, (2422), 453 states have return successors, (2429), 2366 states have call predecessors, (2429), 2421 states have call successors, (2429) [2022-07-23 00:13:20,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10105 states to 10105 states and 14964 transitions. [2022-07-23 00:13:20,099 INFO L78 Accepts]: Start accepts. Automaton has 10105 states and 14964 transitions. Word has length 247 [2022-07-23 00:13:20,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:13:20,100 INFO L495 AbstractCegarLoop]: Abstraction has 10105 states and 14964 transitions. [2022-07-23 00:13:20,100 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-07-23 00:13:20,100 INFO L276 IsEmpty]: Start isEmpty. Operand 10105 states and 14964 transitions. [2022-07-23 00:13:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-07-23 00:13:20,108 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:13:20,108 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 22, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:13:20,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-23 00:13:20,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:13:20,316 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:13:20,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:13:20,316 INFO L85 PathProgramCache]: Analyzing trace with hash 2139416542, now seen corresponding path program 1 times [2022-07-23 00:13:20,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:13:20,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1873163708] [2022-07-23 00:13:20,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:13:20,318 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:13:20,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:13:20,321 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 00:13:20,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-23 00:13:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:13:23,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 3344 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-23 00:13:23,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:13:24,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 1689 trivial. 0 not checked. [2022-07-23 00:13:24,145 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 00:13:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1692 trivial. 0 not checked. [2022-07-23 00:13:25,467 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:13:25,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1873163708] [2022-07-23 00:13:25,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1873163708] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 00:13:25,467 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-23 00:13:25,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2022-07-23 00:13:25,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881233545] [2022-07-23 00:13:25,467 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-23 00:13:25,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-07-23 00:13:25,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:13:25,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-07-23 00:13:25,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-07-23 00:13:25,469 INFO L87 Difference]: Start difference. First operand 10105 states and 14964 transitions. Second operand has 14 states, 14 states have (on average 7.642857142857143) internal successors, (107), 14 states have internal predecessors, (107), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-23 00:13:32,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:13:32,879 INFO L93 Difference]: Finished difference Result 20196 states and 30570 transitions. [2022-07-23 00:13:32,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-07-23 00:13:32,881 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.642857142857143) internal successors, (107), 14 states have internal predecessors, (107), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 271 [2022-07-23 00:13:32,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:13:32,998 INFO L225 Difference]: With dead ends: 20196 [2022-07-23 00:13:32,998 INFO L226 Difference]: Without dead ends: 10147 [2022-07-23 00:13:33,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 528 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=204, Invalid=446, Unknown=0, NotChecked=0, Total=650 [2022-07-23 00:13:33,102 INFO L413 NwaCegarLoop]: 7725 mSDtfsCounter, 45 mSDsluCounter, 38579 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 46304 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-07-23 00:13:33,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 46304 Invalid, 883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-07-23 00:13:33,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10147 states. [2022-07-23 00:13:33,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10147 to 10129. [2022-07-23 00:13:33,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10129 states, 7251 states have (on average 1.4000827472072817) internal successors, (10152), 7420 states have internal predecessors, (10152), 2422 states have call successors, (2422), 453 states have call predecessors, (2422), 455 states have return successors, (2428), 2366 states have call predecessors, (2428), 2421 states have call successors, (2428) [2022-07-23 00:13:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10129 states to 10129 states and 15002 transitions. [2022-07-23 00:13:33,774 INFO L78 Accepts]: Start accepts. Automaton has 10129 states and 15002 transitions. Word has length 271 [2022-07-23 00:13:33,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:13:33,775 INFO L495 AbstractCegarLoop]: Abstraction has 10129 states and 15002 transitions. [2022-07-23 00:13:33,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.642857142857143) internal successors, (107), 14 states have internal predecessors, (107), 2 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-07-23 00:13:33,775 INFO L276 IsEmpty]: Start isEmpty. Operand 10129 states and 15002 transitions. [2022-07-23 00:13:33,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-07-23 00:13:33,783 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:13:33,783 INFO L195 NwaCegarLoop]: trace histogram [42, 27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:13:33,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-23 00:13:34,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:13:34,005 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:13:34,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:13:34,005 INFO L85 PathProgramCache]: Analyzing trace with hash 161898206, now seen corresponding path program 2 times [2022-07-23 00:13:34,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:13:34,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1752320460] [2022-07-23 00:13:34,007 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 00:13:34,007 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:13:34,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:13:34,024 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 00:13:34,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-23 00:13:37,003 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-23 00:13:37,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 00:13:37,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 2400 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:13:37,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:13:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2579 trivial. 0 not checked. [2022-07-23 00:13:37,244 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:13:37,244 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:13:37,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1752320460] [2022-07-23 00:13:37,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1752320460] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:13:37,245 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:13:37,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 00:13:37,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824633880] [2022-07-23 00:13:37,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:13:37,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:13:37,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:13:37,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:13:37,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:13:37,246 INFO L87 Difference]: Start difference. First operand 10129 states and 15002 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-23 00:13:38,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:13:38,462 INFO L93 Difference]: Finished difference Result 30049 states and 44464 transitions. [2022-07-23 00:13:38,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:13:38,463 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 291 [2022-07-23 00:13:38,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:13:38,738 INFO L225 Difference]: With dead ends: 30049 [2022-07-23 00:13:38,739 INFO L226 Difference]: Without dead ends: 19993 [2022-07-23 00:13:38,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:13:38,816 INFO L413 NwaCegarLoop]: 8986 mSDtfsCounter, 7609 mSDsluCounter, 7594 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7609 SdHoareTripleChecker+Valid, 16580 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-23 00:13:38,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7609 Valid, 16580 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-23 00:13:38,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19993 states. [2022-07-23 00:13:39,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19993 to 19984. [2022-07-23 00:13:39,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19984 states, 14315 states have (on average 1.3993712888578413) internal successors, (20032), 14654 states have internal predecessors, (20032), 4760 states have call successors, (4760), 904 states have call predecessors, (4760), 908 states have return successors, (4770), 4647 states have call predecessors, (4770), 4759 states have call successors, (4770) [2022-07-23 00:13:39,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19984 states to 19984 states and 29562 transitions. [2022-07-23 00:13:39,733 INFO L78 Accepts]: Start accepts. Automaton has 19984 states and 29562 transitions. Word has length 291 [2022-07-23 00:13:39,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:13:39,737 INFO L495 AbstractCegarLoop]: Abstraction has 19984 states and 29562 transitions. [2022-07-23 00:13:39,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-23 00:13:39,737 INFO L276 IsEmpty]: Start isEmpty. Operand 19984 states and 29562 transitions. [2022-07-23 00:13:39,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-07-23 00:13:39,744 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:13:39,745 INFO L195 NwaCegarLoop]: trace histogram [42, 27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:13:39,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-23 00:13:39,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:13:39,959 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:13:39,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:13:39,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1836498815, now seen corresponding path program 1 times [2022-07-23 00:13:39,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:13:39,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995422203] [2022-07-23 00:13:39,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:13:39,961 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:13:39,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:13:39,962 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) [2022-07-23 00:13:39,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-23 00:13:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:13:45,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 3572 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-23 00:13:45,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:13:45,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 651 proven. 3 refuted. 0 times theorem prover too weak. 1925 trivial. 0 not checked. [2022-07-23 00:13:45,789 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-23 00:13:46,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 87 proven. 63 refuted. 0 times theorem prover too weak. 2429 trivial. 0 not checked. [2022-07-23 00:13:46,531 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:13:46,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995422203] [2022-07-23 00:13:46,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995422203] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-23 00:13:46,531 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-23 00:13:46,531 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-07-23 00:13:46,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246805359] [2022-07-23 00:13:46,531 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-23 00:13:46,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-23 00:13:46,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:13:46,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-23 00:13:46,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-23 00:13:46,534 INFO L87 Difference]: Start difference. First operand 19984 states and 29562 transitions. Second operand has 10 states, 10 states have (on average 10.7) internal successors, (107), 10 states have internal predecessors, (107), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-23 00:13:51,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:13:51,951 INFO L93 Difference]: Finished difference Result 39980 states and 59143 transitions. [2022-07-23 00:13:51,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-23 00:13:51,959 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 10 states have internal predecessors, (107), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 295 [2022-07-23 00:13:51,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:13:52,179 INFO L225 Difference]: With dead ends: 39980 [2022-07-23 00:13:52,179 INFO L226 Difference]: Without dead ends: 20064 [2022-07-23 00:13:52,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2022-07-23 00:13:52,324 INFO L413 NwaCegarLoop]: 7718 mSDtfsCounter, 22 mSDsluCounter, 46120 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 53838 SdHoareTripleChecker+Invalid, 651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-07-23 00:13:52,325 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 53838 Invalid, 651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-07-23 00:13:52,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20064 states. [2022-07-23 00:13:53,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20064 to 20016. [2022-07-23 00:13:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20016 states, 14343 states have (on average 1.3999163354946664) internal successors, (20079), 14682 states have internal predecessors, (20079), 4760 states have call successors, (4760), 908 states have call predecessors, (4760), 912 states have return successors, (4768), 4647 states have call predecessors, (4768), 4759 states have call successors, (4768) [2022-07-23 00:13:53,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20016 states to 20016 states and 29607 transitions. [2022-07-23 00:13:53,653 INFO L78 Accepts]: Start accepts. Automaton has 20016 states and 29607 transitions. Word has length 295 [2022-07-23 00:13:53,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:13:53,653 INFO L495 AbstractCegarLoop]: Abstraction has 20016 states and 29607 transitions. [2022-07-23 00:13:53,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 10 states have internal predecessors, (107), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-23 00:13:53,654 INFO L276 IsEmpty]: Start isEmpty. Operand 20016 states and 29607 transitions. [2022-07-23 00:13:53,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-07-23 00:13:53,674 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:13:53,675 INFO L195 NwaCegarLoop]: trace histogram [44, 27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:13:53,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-07-23 00:13:53,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:13:53,888 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:13:53,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:13:53,888 INFO L85 PathProgramCache]: Analyzing trace with hash 961866433, now seen corresponding path program 2 times [2022-07-23 00:13:53,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:13:53,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2040063837] [2022-07-23 00:13:53,890 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-23 00:13:53,890 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:13:53,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:13:53,903 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 00:13:53,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-23 00:13:56,756 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-23 00:13:56,756 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-23 00:13:56,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 2408 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:13:56,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:13:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2676 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2676 trivial. 0 not checked. [2022-07-23 00:13:57,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:13:57,148 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:13:57,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2040063837] [2022-07-23 00:13:57,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2040063837] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:13:57,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:13:57,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 00:13:57,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154630836] [2022-07-23 00:13:57,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:13:57,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:13:57,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:13:57,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:13:57,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:13:57,149 INFO L87 Difference]: Start difference. First operand 20016 states and 29607 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-23 00:13:58,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:13:58,707 INFO L93 Difference]: Finished difference Result 59500 states and 87937 transitions. [2022-07-23 00:13:58,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:13:58,708 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 297 [2022-07-23 00:13:58,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:13:59,053 INFO L225 Difference]: With dead ends: 59500 [2022-07-23 00:13:59,053 INFO L226 Difference]: Without dead ends: 39561 [2022-07-23 00:13:59,141 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:13:59,142 INFO L413 NwaCegarLoop]: 9112 mSDtfsCounter, 7594 mSDsluCounter, 7594 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7594 SdHoareTripleChecker+Valid, 16706 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-23 00:13:59,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7594 Valid, 16706 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-23 00:13:59,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39561 states. [2022-07-23 00:14:00,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39561 to 39550. [2022-07-23 00:14:00,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39550 states, 28348 states have (on average 1.398899393255256) internal successors, (39656), 29028 states have internal predecessors, (39656), 9378 states have call successors, (9378), 1814 states have call predecessors, (9378), 1823 states have return successors, (9395), 9151 states have call predecessors, (9395), 9377 states have call successors, (9395) [2022-07-23 00:14:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39550 states to 39550 states and 58429 transitions. [2022-07-23 00:14:00,479 INFO L78 Accepts]: Start accepts. Automaton has 39550 states and 58429 transitions. Word has length 297 [2022-07-23 00:14:00,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 00:14:00,480 INFO L495 AbstractCegarLoop]: Abstraction has 39550 states and 58429 transitions. [2022-07-23 00:14:00,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-23 00:14:00,480 INFO L276 IsEmpty]: Start isEmpty. Operand 39550 states and 58429 transitions. [2022-07-23 00:14:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-07-23 00:14:00,485 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 00:14:00,486 INFO L195 NwaCegarLoop]: trace histogram [44, 27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 00:14:00,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-23 00:14:00,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 00:14:00,712 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 00:14:00,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 00:14:00,712 INFO L85 PathProgramCache]: Analyzing trace with hash -415542937, now seen corresponding path program 1 times [2022-07-23 00:14:00,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 00:14:00,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853573171] [2022-07-23 00:14:00,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 00:14:00,714 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 00:14:00,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 00:14:00,724 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 00:14:00,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-23 00:14:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 00:14:08,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 3598 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 00:14:08,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 00:14:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2676 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2676 trivial. 0 not checked. [2022-07-23 00:14:09,057 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 00:14:09,058 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 00:14:09,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1853573171] [2022-07-23 00:14:09,058 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1853573171] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 00:14:09,058 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 00:14:09,058 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 00:14:09,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818875367] [2022-07-23 00:14:09,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 00:14:09,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 00:14:09,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 00:14:09,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 00:14:09,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:14:09,059 INFO L87 Difference]: Start difference. First operand 39550 states and 58429 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-07-23 00:14:12,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 00:14:12,330 INFO L93 Difference]: Finished difference Result 117674 states and 173695 transitions. [2022-07-23 00:14:12,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 00:14:12,331 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 299 [2022-07-23 00:14:12,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 00:14:13,804 INFO L225 Difference]: With dead ends: 117674 [2022-07-23 00:14:13,819 INFO L226 Difference]: Without dead ends: 78201 [2022-07-23 00:14:14,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 297 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 00:14:14,012 INFO L413 NwaCegarLoop]: 9237 mSDtfsCounter, 7578 mSDsluCounter, 7594 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7578 SdHoareTripleChecker+Valid, 16831 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-23 00:14:14,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7578 Valid, 16831 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-23 00:14:14,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78201 states.