./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 6c24879c 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-?-6c24879 [2022-07-12 12:53:44,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:53:44,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:53:44,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:53:44,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:53:44,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:53:44,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:53:44,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:53:44,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:53:44,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:53:44,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:53:44,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:53:44,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:53:44,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:53:44,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:53:44,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:53:44,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:53:44,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:53:44,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:53:44,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:53:44,975 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:53:44,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:53:44,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:53:44,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:53:44,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:53:44,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:53:44,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:53:44,985 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:53:44,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:53:44,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:53:44,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:53:44,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:53:44,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:53:44,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:53:44,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:53:44,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:53:44,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:53:44,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:53:44,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:53:44,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:53:44,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:53:44,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:53:44,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 12:53:45,025 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:53:45,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:53:45,026 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:53:45,026 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:53:45,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:53:45,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:53:45,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:53:45,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:53:45,028 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:53:45,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:53:45,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 12:53:45,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:53:45,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:53:45,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:53:45,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:53:45,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:53:45,031 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:53:45,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:53:45,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:53:45,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:53:45,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:53:45,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:53:45,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:53:45,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:53:45,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:53:45,033 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 12:53:45,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 12:53:45,034 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:53:45,034 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:53:45,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:53:45,035 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2022-07-12 12:53:45,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:53:45,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:53:45,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:53:45,258 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:53:45,258 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:53:45,259 INFO L432 ainManager$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 [2022-07-12 12:53:45,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc683e13/964135d338264a0bb56558960240b650/FLAGe85334ffc [2022-07-12 12:53:46,085 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:53:46,085 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 [2022-07-12 12:53:46,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc683e13/964135d338264a0bb56558960240b650/FLAGe85334ffc [2022-07-12 12:53:46,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bc683e13/964135d338264a0bb56558960240b650 [2022-07-12 12:53:46,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:53:46,591 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:53:46,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:53:46,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:53:46,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:53:46,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:53:46" (1/1) ... [2022-07-12 12:53:46,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527abad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:53:46, skipping insertion in model container [2022-07-12 12:53:46,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:53:46" (1/1) ... [2022-07-12 12:53:46,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:53:46,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:53:47,266 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-12 12:53:47,276 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] [2022-07-12 12:53:47,955 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] [2022-07-12 12:53:50,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:53:50,609 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:53:50,719 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-12 12:53:50,719 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] [2022-07-12 12:53:50,733 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] [2022-07-12 12:53:50,764 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) [2022-07-12 12:53:50,770 INFO L158 Benchmark]: Toolchain (without parser) took 4177.46ms. Allocated memory was 107.0MB in the beginning and 180.4MB in the end (delta: 73.4MB). Free memory was 54.4MB in the beginning and 69.2MB in the end (delta: -14.8MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2022-07-12 12:53:50,771 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 107.0MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 12:53:50,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4175.58ms. Allocated memory was 107.0MB in the beginning and 180.4MB in the end (delta: 73.4MB). Free memory was 54.4MB in the beginning and 69.2MB in the end (delta: -14.8MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2022-07-12 12:53:50,773 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 107.0MB. Free memory is still 60.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4175.58ms. Allocated memory was 107.0MB in the beginning and 180.4MB in the end (delta: 73.4MB). Free memory was 54.4MB in the beginning and 69.2MB in the end (delta: -14.8MB). Peak memory consumption was 67.9MB. 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-?-6c24879 [2022-07-12 12:53:52,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:53:52,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:53:52,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:53:52,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:53:52,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:53:52,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:53:52,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:53:52,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:53:52,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:53:52,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:53:52,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:53:52,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:53:52,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:53:52,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:53:52,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:53:52,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:53:52,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:53:52,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:53:52,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:53:52,573 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:53:52,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:53:52,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:53:52,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:53:52,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:53:52,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:53:52,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:53:52,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:53:52,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:53:52,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:53:52,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:53:52,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:53:52,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:53:52,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:53:52,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:53:52,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:53:52,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:53:52,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:53:52,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:53:52,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:53:52,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:53:52,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:53:52,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 12:53:52,629 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:53:52,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:53:52,630 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:53:52,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:53:52,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:53:52,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:53:52,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:53:52,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:53:52,633 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:53:52,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:53:52,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:53:52,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:53:52,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:53:52,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:53:52,635 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 12:53:52,635 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 12:53:52,635 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 12:53:52,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:53:52,636 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:53:52,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:53:52,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:53:52,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:53:52,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:53:52,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:53:52,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:53:52,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:53:52,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:53:52,638 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 12:53:52,638 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 12:53:52,638 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:53:52,638 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:53:52,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:53:52,639 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 12:53:52,639 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2022-07-12 12:53:52,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:53:52,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:53:52,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:53:52,981 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:53:52,981 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:53:52,982 INFO L432 ainManager$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 [2022-07-12 12:53:53,049 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59923a898/11a77bf314854a0f87a3310c6215f6c3/FLAG0b050dbb6 [2022-07-12 12:53:53,960 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:53:53,961 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 [2022-07-12 12:53:54,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59923a898/11a77bf314854a0f87a3310c6215f6c3/FLAG0b050dbb6 [2022-07-12 12:53:54,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59923a898/11a77bf314854a0f87a3310c6215f6c3 [2022-07-12 12:53:54,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:53:54,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:53:54,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:53:54,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:53:54,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:53:54,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:53:54" (1/1) ... [2022-07-12 12:53:54,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0399f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:53:54, skipping insertion in model container [2022-07-12 12:53:54,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:53:54" (1/1) ... [2022-07-12 12:53:54,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:53:54,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:53:55,331 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-12 12:53:55,332 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] [2022-07-12 12:53:56,069 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] [2022-07-12 12:53:58,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:53:58,907 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 12:53:59,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:53:59,106 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-12 12:53:59,106 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] [2022-07-12 12:53:59,118 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] [2022-07-12 12:53:59,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:53:59,712 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:53:59,792 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-07-12 12:53:59,792 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] [2022-07-12 12:53:59,839 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] [2022-07-12 12:54:00,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:54:00,614 INFO L208 MainTranslator]: Completed translation [2022-07-12 12:54:00,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00 WrapperNode [2022-07-12 12:54:00,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 12:54:00,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 12:54:00,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 12:54:00,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 12:54:00,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:00,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,084 INFO L137 Inliner]: procedures = 482, calls = 5586, calls flagged for inlining = 180, calls inlined = 178, statements flattened = 13239 [2022-07-12 12:54:01,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 12:54:01,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 12:54:01,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 12:54:01,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 12:54:01,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,422 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 12:54:01,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 12:54:01,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 12:54:01,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 12:54:01,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (1/1) ... [2022-07-12 12:54:01,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:54:01,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 12:54:01,637 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) [2022-07-12 12:54:01,655 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 [2022-07-12 12:54:01,676 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_ppc [2022-07-12 12:54:01,676 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_ppc [2022-07-12 12:54:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 12:54:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 12:54:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd_fusion [2022-07-12 12:54:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd_fusion [2022-07-12 12:54:01,677 INFO L130 BoogieDeclarations]: Found specification of procedure MR_GetPhyParams [2022-07-12 12:54:01,677 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_GetPhyParams [2022-07-12 12:54:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_skinny [2022-07-12 12:54:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_skinny [2022-07-12 12:54:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure get_arm_from_strip [2022-07-12 12:54:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_arm_from_strip [2022-07-12 12:54:01,678 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_set_dma_mask [2022-07-12 12:54:01,678 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_set_dma_mask [2022-07-12 12:54:01,679 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_xscale [2022-07-12 12:54:01,679 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_xscale [2022-07-12 12:54:01,679 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_init_mfi [2022-07-12 12:54:01,679 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_init_mfi [2022-07-12 12:54:01,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-12 12:54:01,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-12 12:54:01,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 12:54:01,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 12:54:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool_fusion [2022-07-12 12:54:01,680 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool_fusion [2022-07-12 12:54:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds_fusion [2022-07-12 12:54:01,680 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds_fusion [2022-07-12 12:54:01,680 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_configure [2022-07-12 12:54:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_configure [2022-07-12 12:54:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_internal_reset_defer_cmds [2022-07-12 12:54:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_internal_reset_defer_cmds [2022-07-12 12:54:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-12 12:54:01,681 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-12 12:54:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure mega_div64_32 [2022-07-12 12:54:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_div64_32 [2022-07-12 12:54:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_gen2 [2022-07-12 12:54:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_gen2 [2022-07-12 12:54:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2022-07-12 12:54:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2022-07-12 12:54:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 12:54:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 12:54:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_request_descriptor [2022-07-12 12:54:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_request_descriptor [2022-07-12 12:54:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ArPdGet [2022-07-12 12:54:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ArPdGet [2022-07-12 12:54:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 12:54:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 12:54:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-07-12 12:54:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-07-12 12:54:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc [2022-07-12 12:54:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc [2022-07-12 12:54:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_flush_cache [2022-07-12 12:54:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_flush_cache [2022-07-12 12:54:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure get_row_from_strip [2022-07-12 12:54:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure get_row_from_strip [2022-07-12 12:54:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2022-07-12 12:54:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2022-07-12 12:54:01,685 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 12:54:01,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 12:54:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_29 [2022-07-12 12:54:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_29 [2022-07-12 12:54:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-12 12:54:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-12 12:54:01,686 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_int_cmd [2022-07-12 12:54:01,686 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_int_cmd [2022-07-12 12:54:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure mr_spanset_get_phy_params [2022-07-12 12:54:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mr_spanset_get_phy_params [2022-07-12 12:54:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_resume [2022-07-12 12:54:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_resume [2022-07-12 12:54:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown [2022-07-12 12:54:01,687 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown [2022-07-12 12:54:01,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-12 12:54:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 12:54:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 12:54:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-12 12:54:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-12 12:54:01,688 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_skinny [2022-07-12 12:54:01,688 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_skinny [2022-07-12 12:54:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 12:54:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 12:54:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 12:54:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_alloc [2022-07-12 12:54:01,689 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_alloc [2022-07-12 12:54:01,689 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-12 12:54:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-12 12:54:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-12 12:54:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanArrayGet [2022-07-12 12:54:01,690 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanArrayGet [2022-07-12 12:54:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 12:54:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 12:54:01,690 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_timer [2022-07-12 12:54:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_timer [2022-07-12 12:54:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_list [2022-07-12 12:54:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_list [2022-07-12 12:54:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 12:54:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2022-07-12 12:54:01,691 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2022-07-12 12:54:01,691 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 12:54:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 12:54:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_vf_affiliation [2022-07-12 12:54:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_vf_affiliation [2022-07-12 12:54:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_register_aen [2022-07-12 12:54:01,692 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_register_aen [2022-07-12 12:54:01,692 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-12 12:54:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-12 12:54:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-12 12:54:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-12 12:54:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-12 12:54:01,693 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-12 12:54:01,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 12:54:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 12:54:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sync_map_info [2022-07-12 12:54:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sync_map_info [2022-07-12 12:54:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 12:54:01,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 12:54:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_sas_kill_hba [2022-07-12 12:54:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_sas_kill_hba [2022-07-12 12:54:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command_lck [2022-07-12 12:54:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command_lck [2022-07-12 12:54:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_aen [2022-07-12 12:54:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_aen [2022-07-12 12:54:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr_fusion [2022-07-12 12:54:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr_fusion [2022-07-12 12:54:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_xscale [2022-07-12 12:54:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_xscale [2022-07-12 12:54:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 12:54:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 12:54:01,696 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2022-07-12 12:54:01,696 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2022-07-12 12:54:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_cmd [2022-07-12 12:54:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_cmd [2022-07-12 12:54:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 12:54:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 12:54:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-12 12:54:01,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-12 12:54:01,697 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-12 12:54:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-12 12:54:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_do_ocr [2022-07-12 12:54:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_do_ocr [2022-07-12 12:54:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-12 12:54:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-12 12:54:01,698 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 12:54:01,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 12:54:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 12:54:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 12:54:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-12 12:54:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-12 12:54:01,699 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_gen2 [2022-07-12 12:54:01,699 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_gen2 [2022-07-12 12:54:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanPtrGet [2022-07-12 12:54:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanPtrGet [2022-07-12 12:54:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool [2022-07-12 12:54:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool [2022-07-12 12:54:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_gen2 [2022-07-12 12:54:01,700 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_gen2 [2022-07-12 12:54:01,700 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-12 12:54:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-12 12:54:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fusion_ocr_wq [2022-07-12 12:54:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fusion_ocr_wq [2022-07-12 12:54:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-12 12:54:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-07-12 12:54:01,701 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-07-12 12:54:01,701 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-07-12 12:54:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_skinny [2022-07-12 12:54:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_skinny [2022-07-12 12:54:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_skinny [2022-07-12 12:54:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_skinny [2022-07-12 12:54:01,702 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_skinny [2022-07-12 12:54:01,702 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_skinny [2022-07-12 12:54:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_is_ldio [2022-07-12 12:54:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_is_ldio [2022-07-12 12:54:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-07-12 12:54:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-07-12 12:54:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 12:54:01,703 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-07-12 12:54:01,703 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-07-12 12:54:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_device [2022-07-12 12:54:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_device [2022-07-12 12:54:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure process_fw_state_change_wq [2022-07-12 12:54:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure process_fw_state_change_wq [2022-07-12 12:54:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 12:54:01,704 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_open [2022-07-12 12:54:01,704 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_open [2022-07-12 12:54:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure MR_TargetIdToLdGet [2022-07-12 12:54:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_TargetIdToLdGet [2022-07-12 12:54:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_fw [2022-07-12 12:54:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_fw [2022-07-12 12:54:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-07-12 12:54:01,705 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-07-12 12:54:01,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 12:54:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-07-12 12:54:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-07-12 12:54:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_bus_host [2022-07-12 12:54:01,706 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_bus_host [2022-07-12 12:54:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 12:54:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 12:54:01,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 12:54:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-07-12 12:54:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-07-12 12:54:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure get_strip_from_row [2022-07-12 12:54:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure get_strip_from_row [2022-07-12 12:54:01,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 12:54:01,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 12:54:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 12:54:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd [2022-07-12 12:54:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd [2022-07-12 12:54:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-12 12:54:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-12 12:54:01,708 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown_controller [2022-07-12 12:54:01,708 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown_controller [2022-07-12 12:54:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-12 12:54:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-12 12:54:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_lookup [2022-07-12 12:54:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_lookup [2022-07-12 12:54:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ioc_init_fusion [2022-07-12 12:54:01,709 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ioc_init_fusion [2022-07-12 12:54:01,709 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd_fusion [2022-07-12 12:54:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd_fusion [2022-07-12 12:54:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-07-12 12:54:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2022-07-12 12:54:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_ppc [2022-07-12 12:54:01,710 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_ppc [2022-07-12 12:54:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_fw [2022-07-12 12:54:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_fw [2022-07-12 12:54:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_xscale [2022-07-12 12:54:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_xscale [2022-07-12 12:54:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure wait_and_poll [2022-07-12 12:54:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_and_poll [2022-07-12 12:54:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2022-07-12 12:54:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2022-07-12 12:54:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 12:54:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 12:54:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 12:54:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 12:54:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_xscale [2022-07-12 12:54:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_xscale [2022-07-12 12:54:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_xscale [2022-07-12 12:54:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_xscale [2022-07-12 12:54:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sriov_start_heartbeat [2022-07-12 12:54:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sriov_start_heartbeat [2022-07-12 12:54:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2022-07-12 12:54:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2022-07-12 12:54:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr [2022-07-12 12:54:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr [2022-07-12 12:54:01,714 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_mpio_paths [2022-07-12 12:54:01,714 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_mpio_paths [2022-07-12 12:54:01,714 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-07-12 12:54:01,714 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-07-12 12:54:01,714 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-12 12:54:01,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-12 12:54:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 12:54:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 12:54:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-12 12:54:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-12 12:54:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 12:54:01,715 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_transition_to_ready [2022-07-12 12:54:01,715 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_transition_to_ready [2022-07-12 12:54:01,716 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-12 12:54:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-12 12:54:01,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 12:54:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 12:54:01,716 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_xscale [2022-07-12 12:54:01,716 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_xscale [2022-07-12 12:54:01,716 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd_fusion [2022-07-12 12:54:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd_fusion [2022-07-12 12:54:01,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 12:54:01,717 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_alloc_cmds [2022-07-12 12:54:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_alloc_cmds [2022-07-12 12:54:01,717 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 12:54:01,717 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 12:54:01,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 12:54:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-07-12 12:54:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-07-12 12:54:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 12:54:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 12:54:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 12:54:01,718 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_xscale [2022-07-12 12:54:01,718 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_xscale [2022-07-12 12:54:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 12:54:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-07-12 12:54:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2022-07-12 12:54:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 12:54:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 12:54:01,719 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-12 12:54:01,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-12 12:54:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_map_info [2022-07-12 12:54:01,720 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_map_info [2022-07-12 12:54:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_ppc [2022-07-12 12:54:01,720 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_ppc [2022-07-12 12:54:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-07-12 12:54:01,720 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-07-12 12:54:01,720 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-12 12:54:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-12 12:54:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_fasync [2022-07-12 12:54:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_fasync [2022-07-12 12:54:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-12 12:54:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-07-12 12:54:01,721 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-07-12 12:54:01,721 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_gen2 [2022-07-12 12:54:01,722 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_gen2 [2022-07-12 12:54:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_timer [2022-07-12 12:54:01,722 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_timer [2022-07-12 12:54:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-12 12:54:01,722 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-12 12:54:01,722 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 12:54:01,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 12:54:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 12:54:01,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 12:54:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure mega_mod64 [2022-07-12 12:54:01,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_mod64 [2022-07-12 12:54:01,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_10 [2022-07-12 12:54:01,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_10 [2022-07-12 12:54:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 12:54:01,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 12:54:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 12:54:01,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 12:54:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 12:54:01,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 12:54:01,724 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-07-12 12:54:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-07-12 12:54:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_fusion [2022-07-12 12:54:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_fusion [2022-07-12 12:54:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-07-12 12:54:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-07-12 12:54:01,725 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2022-07-12 12:54:01,725 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2022-07-12 12:54:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 12:54:01,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 12:54:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-12 12:54:01,726 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-12 12:54:01,726 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-12 12:54:01,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-12 12:54:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 12:54:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 12:54:01,727 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 12:54:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_fusion [2022-07-12 12:54:01,727 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_fusion [2022-07-12 12:54:01,727 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 12:54:01,727 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 12:54:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_gen2 [2022-07-12 12:54:01,728 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_gen2 [2022-07-12 12:54:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-07-12 12:54:01,728 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-07-12 12:54:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 12:54:01,728 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd_fusion [2022-07-12 12:54:01,728 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd_fusion [2022-07-12 12:54:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_and_restore_queue_depth [2022-07-12 12:54:01,729 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_and_restore_queue_depth [2022-07-12 12:54:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2022-07-12 12:54:01,729 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2022-07-12 12:54:01,729 INFO L130 BoogieDeclarations]: Found specification of procedure get_cpu_mask [2022-07-12 12:54:01,729 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cpu_mask [2022-07-12 12:54:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 12:54:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 12:54:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 12:54:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 12:54:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 12:54:01,730 INFO L130 BoogieDeclarations]: Found specification of procedure MR_PdDevHandleGet [2022-07-12 12:54:01,730 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_PdDevHandleGet [2022-07-12 12:54:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-12 12:54:01,731 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-12 12:54:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_mfi [2022-07-12 12:54:01,731 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_mfi [2022-07-12 12:54:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-12 12:54:01,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-12 12:54:01,731 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 12:54:01,732 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 12:54:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-07-12 12:54:01,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-07-12 12:54:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 12:54:01,732 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 12:54:01,732 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdRaidGet [2022-07-12 12:54:01,733 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdRaidGet [2022-07-12 12:54:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-07-12 12:54:01,733 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-07-12 12:54:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 12:54:01,733 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 12:54:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 12:54:01,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 12:54:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd [2022-07-12 12:54:01,734 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd [2022-07-12 12:54:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl_skinny [2022-07-12 12:54:01,734 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl_skinny [2022-07-12 12:54:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-07-12 12:54:01,734 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-07-12 12:54:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-07-12 12:54:01,735 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-07-12 12:54:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-07-12 12:54:01,735 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-07-12 12:54:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_frame_count [2022-07-12 12:54:01,735 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_frame_count [2022-07-12 12:54:01,735 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_fusion [2022-07-12 12:54:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_fusion [2022-07-12 12:54:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_reply_desc [2022-07-12 12:54:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_reply_desc [2022-07-12 12:54:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_aen [2022-07-12 12:54:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_aen [2022-07-12 12:54:01,736 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 12:54:01,736 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 12:54:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_poll [2022-07-12 12:54:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_poll [2022-07-12 12:54:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc_fusion [2022-07-12 12:54:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc_fusion [2022-07-12 12:54:01,737 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_probe_one [2022-07-12 12:54:01,737 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_probe_one [2022-07-12 12:54:01,738 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_fusion [2022-07-12 12:54:01,738 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_fusion [2022-07-12 12:54:01,738 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_ppc [2022-07-12 12:54:01,738 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_ppc [2022-07-12 12:54:01,738 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ValidateMapInfo [2022-07-12 12:54:01,738 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ValidateMapInfo [2022-07-12 12:54:01,738 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-07-12 12:54:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-07-12 12:54:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-07-12 12:54:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-07-12 12:54:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_fusion [2022-07-12 12:54:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_fusion [2022-07-12 12:54:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds [2022-07-12 12:54:01,739 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds [2022-07-12 12:54:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-12 12:54:01,740 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-12 12:54:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_fusion [2022-07-12 12:54:01,740 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_fusion [2022-07-12 12:54:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_abort_cmd [2022-07-12 12:54:01,740 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_abort_cmd [2022-07-12 12:54:01,740 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 12:54:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 12:54:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_fusion [2022-07-12 12:54:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_fusion [2022-07-12 12:54:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cmd_fusion [2022-07-12 12:54:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cmd_fusion [2022-07-12 12:54:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_lookup_instance [2022-07-12 12:54:01,741 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_lookup_instance [2022-07-12 12:54:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 12:54:01,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 12:54:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command [2022-07-12 12:54:01,742 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command [2022-07-12 12:54:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 12:54:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 12:54:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 12:54:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 12:54:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 12:54:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 12:54:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd [2022-07-12 12:54:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd [2022-07-12 12:54:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_pd_list [2022-07-12 12:54:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_pd_list [2022-07-12 12:54:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_generic_reset [2022-07-12 12:54:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_generic_reset [2022-07-12 12:54:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_device [2022-07-12 12:54:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_device [2022-07-12 12:54:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-07-12 12:54:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-07-12 12:54:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-07-12 12:54:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-07-12 12:54:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd [2022-07-12 12:54:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd [2022-07-12 12:54:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_mfi [2022-07-12 12:54:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_mfi [2022-07-12 12:54:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-12 12:54:01,745 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-12 12:54:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 12:54:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 12:54:01,746 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-12 12:54:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-12 12:54:01,746 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_fusion [2022-07-12 12:54:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_fusion [2022-07-12 12:54:01,746 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd [2022-07-12 12:54:01,746 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd [2022-07-12 12:54:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 12:54:01,747 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 12:54:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-12 12:54:01,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-12 12:54:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_wait_for_outstanding_fusion [2022-07-12 12:54:01,747 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_wait_for_outstanding_fusion [2022-07-12 12:54:01,747 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-12 12:54:01,748 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-12 12:54:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_ppc [2022-07-12 12:54:01,748 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_ppc [2022-07-12 12:54:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-12 12:54:01,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-12 12:54:01,748 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_fusion [2022-07-12 12:54:01,748 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_fusion [2022-07-12 12:54:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_ppc [2022-07-12 12:54:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_ppc [2022-07-12 12:54:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-07-12 12:54:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-07-12 12:54:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ld_list_query [2022-07-12 12:54:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ld_list_query [2022-07-12 12:54:01,749 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-12 12:54:01,749 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-12 12:54:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-12 12:54:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 12:54:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 12:54:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_detach_one [2022-07-12 12:54:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_detach_one [2022-07-12 12:54:01,750 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_polled [2022-07-12 12:54:01,750 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_polled [2022-07-12 12:54:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_fusion [2022-07-12 12:54:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_fusion [2022-07-12 12:54:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl64 [2022-07-12 12:54:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl64 [2022-07-12 12:54:01,751 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-12 12:54:01,751 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-12 12:54:03,223 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 12:54:03,229 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 12:54:33,874 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 12:56:41,440 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 12:56:41,473 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 12:56:41,473 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 12:56:41,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:56:41 BoogieIcfgContainer [2022-07-12 12:56:41,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 12:56:41,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 12:56:41,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 12:56:41,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 12:56:41,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 12:53:54" (1/3) ... [2022-07-12 12:56:41,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8633c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:56:41, skipping insertion in model container [2022-07-12 12:56:41,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:54:00" (2/3) ... [2022-07-12 12:56:41,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8633c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:56:41, skipping insertion in model container [2022-07-12 12:56:41,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:56:41" (3/3) ... [2022-07-12 12:56:41,488 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 [2022-07-12 12:56:41,500 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 12:56:41,500 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 12:56:41,715 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 12:56:41,719 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@6bb97fec, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@59e74397 [2022-07-12 12:56:41,719 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 12:56:41,735 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) [2022-07-12 12:56:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-07-12 12:56:41,767 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:56:41,767 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] [2022-07-12 12:56:41,768 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:56:41,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:56:41,774 INFO L85 PathProgramCache]: Analyzing trace with hash -6279144, now seen corresponding path program 1 times [2022-07-12 12:56:41,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:56:41,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [847775521] [2022-07-12 12:56:41,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:56:41,797 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:56:41,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:56:41,803 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) [2022-07-12 12:56:41,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 12:56:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:56:44,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 2660 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 12:56:44,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:56:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 1444 trivial. 0 not checked. [2022-07-12 12:56:44,778 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:56:44,779 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:56:44,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [847775521] [2022-07-12 12:56:44,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [847775521] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:56:44,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:56:44,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 12:56:44,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606764548] [2022-07-12 12:56:44,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:56:44,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 12:56:44,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:56:44,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 12:56:44,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 12:56:44,818 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) [2022-07-12 12:56:46,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:56:46,232 INFO L93 Difference]: Finished difference Result 10570 states and 16021 transitions. [2022-07-12 12:56:46,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 12:56:46,236 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 [2022-07-12 12:56:46,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:56:46,286 INFO L225 Difference]: With dead ends: 10570 [2022-07-12 12:56:46,286 INFO L226 Difference]: Without dead ends: 5254 [2022-07-12 12:56:46,424 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 12:56:46,428 INFO L413 NwaCegarLoop]: 7830 mSDtfsCounter, 2 mSDsluCounter, 15601 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 12:56:46,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 23431 Invalid, 125 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [55 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 12:56:46,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2022-07-12 12:56:46,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 5254. [2022-07-12 12:56:46,684 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) [2022-07-12 12:56:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5254 states to 5254 states and 7779 transitions. [2022-07-12 12:56:46,742 INFO L78 Accepts]: Start accepts. Automaton has 5254 states and 7779 transitions. Word has length 225 [2022-07-12 12:56:46,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:56:46,744 INFO L495 AbstractCegarLoop]: Abstraction has 5254 states and 7779 transitions. [2022-07-12 12:56:46,745 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) [2022-07-12 12:56:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 5254 states and 7779 transitions. [2022-07-12 12:56:46,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-07-12 12:56:46,754 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:56:46,754 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] [2022-07-12 12:56:46,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 12:56:46,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:56:46,976 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:56:46,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:56:46,976 INFO L85 PathProgramCache]: Analyzing trace with hash 182502902, now seen corresponding path program 1 times [2022-07-12 12:56:46,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:56:46,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250370694] [2022-07-12 12:56:46,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:56:46,983 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:56:46,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:56:46,985 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) [2022-07-12 12:56:47,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 12:56:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:56:49,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 2726 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 12:56:49,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:56:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 1479 trivial. 0 not checked. [2022-07-12 12:56:49,959 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 12:56:50,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 1484 trivial. 0 not checked. [2022-07-12 12:56:50,579 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:56:50,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1250370694] [2022-07-12 12:56:50,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1250370694] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 12:56:50,580 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 12:56:50,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-12 12:56:50,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782762292] [2022-07-12 12:56:50,581 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 12:56:50,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 12:56:50,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:56:50,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 12:56:50,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-12 12:56:50,584 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) [2022-07-12 12:56:54,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:56:54,863 INFO L93 Difference]: Finished difference Result 10461 states and 15732 transitions. [2022-07-12 12:56:54,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-07-12 12:56:54,865 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 [2022-07-12 12:56:54,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:56:54,906 INFO L225 Difference]: With dead ends: 10461 [2022-07-12 12:56:54,907 INFO L226 Difference]: Without dead ends: 5265 [2022-07-12 12:56:54,947 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-12 12:56:54,948 INFO L413 NwaCegarLoop]: 7722 mSDtfsCounter, 14 mSDsluCounter, 23096 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 30818 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-07-12 12:56:54,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 30818 Invalid, 481 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [167 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-07-12 12:56:54,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5265 states. [2022-07-12 12:56:55,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5265 to 5263. [2022-07-12 12:56:55,117 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) [2022-07-12 12:56:55,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5263 states to 5263 states and 7795 transitions. [2022-07-12 12:56:55,147 INFO L78 Accepts]: Start accepts. Automaton has 5263 states and 7795 transitions. Word has length 231 [2022-07-12 12:56:55,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:56:55,148 INFO L495 AbstractCegarLoop]: Abstraction has 5263 states and 7795 transitions. [2022-07-12 12:56:55,149 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) [2022-07-12 12:56:55,149 INFO L276 IsEmpty]: Start isEmpty. Operand 5263 states and 7795 transitions. [2022-07-12 12:56:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2022-07-12 12:56:55,154 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:56:55,154 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] [2022-07-12 12:56:55,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 12:56:55,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:56:55,379 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:56:55,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:56:55,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1583120728, now seen corresponding path program 2 times [2022-07-12 12:56:55,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:56:55,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2073805243] [2022-07-12 12:56:55,383 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 12:56:55,383 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:56:55,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:56:55,385 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) [2022-07-12 12:56:55,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 12:56:57,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-12 12:56:57,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 12:56:57,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 2039 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:56:57,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:56:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2022-07-12 12:56:58,133 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:56:58,133 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:56:58,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2073805243] [2022-07-12 12:56:58,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2073805243] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:56:58,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:56:58,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:56:58,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249803196] [2022-07-12 12:56:58,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:56:58,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:56:58,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:56:58,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:56:58,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:56:58,135 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) [2022-07-12 12:56:58,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:56:58,921 INFO L93 Difference]: Finished difference Result 15305 states and 22663 transitions. [2022-07-12 12:56:58,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:56:58,922 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 [2022-07-12 12:56:58,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:56:58,999 INFO L225 Difference]: With dead ends: 15305 [2022-07-12 12:56:59,000 INFO L226 Difference]: Without dead ends: 10111 [2022-07-12 12:56:59,033 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 [2022-07-12 12:56:59,036 INFO L413 NwaCegarLoop]: 8969 mSDtfsCounter, 7249 mSDsluCounter, 7638 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 12:56:59,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7249 Valid, 16607 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 12:56:59,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10111 states. [2022-07-12 12:56:59,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10111 to 10105. [2022-07-12 12:56:59,410 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) [2022-07-12 12:56:59,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10105 states to 10105 states and 14964 transitions. [2022-07-12 12:56:59,465 INFO L78 Accepts]: Start accepts. Automaton has 10105 states and 14964 transitions. Word has length 247 [2022-07-12 12:56:59,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:56:59,466 INFO L495 AbstractCegarLoop]: Abstraction has 10105 states and 14964 transitions. [2022-07-12 12:56:59,466 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) [2022-07-12 12:56:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 10105 states and 14964 transitions. [2022-07-12 12:56:59,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-07-12 12:56:59,474 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:56:59,474 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] [2022-07-12 12:56:59,533 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 12:56:59,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:56:59,688 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:56:59,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:56:59,688 INFO L85 PathProgramCache]: Analyzing trace with hash 2139416542, now seen corresponding path program 1 times [2022-07-12 12:56:59,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:56:59,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1096356311] [2022-07-12 12:56:59,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:56:59,692 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:56:59,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:56:59,694 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) [2022-07-12 12:56:59,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 12:57:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:57:02,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 3344 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 12:57:02,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:57:03,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 1689 trivial. 0 not checked. [2022-07-12 12:57:03,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 12:57:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1829 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 1692 trivial. 0 not checked. [2022-07-12 12:57:04,619 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:57:04,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1096356311] [2022-07-12 12:57:04,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1096356311] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 12:57:04,620 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 12:57:04,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2022-07-12 12:57:04,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287989706] [2022-07-12 12:57:04,623 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 12:57:04,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-07-12 12:57:04,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:57:04,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-07-12 12:57:04,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2022-07-12 12:57:04,625 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) [2022-07-12 12:57:12,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:57:12,215 INFO L93 Difference]: Finished difference Result 20196 states and 30570 transitions. [2022-07-12 12:57:12,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-07-12 12:57:12,216 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 [2022-07-12 12:57:12,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:57:12,280 INFO L225 Difference]: With dead ends: 20196 [2022-07-12 12:57:12,281 INFO L226 Difference]: Without dead ends: 10147 [2022-07-12 12:57:12,331 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 552 GetRequests, 528 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=204, Invalid=446, Unknown=0, NotChecked=0, Total=650 [2022-07-12 12:57:12,332 INFO L413 NwaCegarLoop]: 7725 mSDtfsCounter, 45 mSDsluCounter, 38579 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 46304 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-07-12 12:57:12,332 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 46304 Invalid, 883 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [288 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-07-12 12:57:12,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10147 states. [2022-07-12 12:57:12,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10147 to 10129. [2022-07-12 12:57:12,970 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) [2022-07-12 12:57:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10129 states to 10129 states and 15002 transitions. [2022-07-12 12:57:13,062 INFO L78 Accepts]: Start accepts. Automaton has 10129 states and 15002 transitions. Word has length 271 [2022-07-12 12:57:13,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:57:13,076 INFO L495 AbstractCegarLoop]: Abstraction has 10129 states and 15002 transitions. [2022-07-12 12:57:13,076 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) [2022-07-12 12:57:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 10129 states and 15002 transitions. [2022-07-12 12:57:13,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-07-12 12:57:13,086 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:57:13,086 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] [2022-07-12 12:57:13,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-12 12:57:13,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:57:13,288 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:57:13,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:57:13,289 INFO L85 PathProgramCache]: Analyzing trace with hash 161898206, now seen corresponding path program 2 times [2022-07-12 12:57:13,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:57:13,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [212249510] [2022-07-12 12:57:13,294 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 12:57:13,294 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:57:13,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:57:13,305 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) [2022-07-12 12:57:13,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 12:57:15,913 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-12 12:57:15,913 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 12:57:16,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 2400 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:57:16,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:57:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2579 trivial. 0 not checked. [2022-07-12 12:57:16,143 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:57:16,143 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:57:16,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [212249510] [2022-07-12 12:57:16,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [212249510] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:57:16,143 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:57:16,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:57:16,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942438098] [2022-07-12 12:57:16,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:57:16,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:57:16,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:57:16,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:57:16,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:57:16,145 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) [2022-07-12 12:57:17,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:57:17,635 INFO L93 Difference]: Finished difference Result 30049 states and 44464 transitions. [2022-07-12 12:57:17,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:57:17,636 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 [2022-07-12 12:57:17,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:57:17,785 INFO L225 Difference]: With dead ends: 30049 [2022-07-12 12:57:17,785 INFO L226 Difference]: Without dead ends: 19993 [2022-07-12 12:57:17,844 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 [2022-07-12 12:57:17,845 INFO L413 NwaCegarLoop]: 8986 mSDtfsCounter, 7609 mSDsluCounter, 7594 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7609 SdHoareTripleChecker+Valid, 16580 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 12:57:17,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7609 Valid, 16580 Invalid, 80 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 12:57:17,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19993 states. [2022-07-12 12:57:18,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19993 to 19984. [2022-07-12 12:57:18,794 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) [2022-07-12 12:57:18,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19984 states to 19984 states and 29562 transitions. [2022-07-12 12:57:18,917 INFO L78 Accepts]: Start accepts. Automaton has 19984 states and 29562 transitions. Word has length 291 [2022-07-12 12:57:18,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:57:18,920 INFO L495 AbstractCegarLoop]: Abstraction has 19984 states and 29562 transitions. [2022-07-12 12:57:18,920 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) [2022-07-12 12:57:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 19984 states and 29562 transitions. [2022-07-12 12:57:18,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2022-07-12 12:57:18,929 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:57:18,930 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] [2022-07-12 12:57:18,996 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 12:57:19,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:57:19,156 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:57:19,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:57:19,156 INFO L85 PathProgramCache]: Analyzing trace with hash -1836498815, now seen corresponding path program 1 times [2022-07-12 12:57:19,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:57:19,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [130749194] [2022-07-12 12:57:19,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:57:19,158 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:57:19,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:57:19,160 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) [2022-07-12 12:57:19,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 12:57:24,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:57:24,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 3572 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 12:57:24,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:57:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 651 proven. 3 refuted. 0 times theorem prover too weak. 1925 trivial. 0 not checked. [2022-07-12 12:57:24,590 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 12:57:25,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 87 proven. 63 refuted. 0 times theorem prover too weak. 2429 trivial. 0 not checked. [2022-07-12 12:57:25,506 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:57:25,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [130749194] [2022-07-12 12:57:25,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [130749194] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-12 12:57:25,506 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-12 12:57:25,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-07-12 12:57:25,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951115018] [2022-07-12 12:57:25,507 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-12 12:57:25,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-12 12:57:25,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:57:25,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-12 12:57:25,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2022-07-12 12:57:25,509 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) [2022-07-12 12:57:31,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:57:31,176 INFO L93 Difference]: Finished difference Result 39980 states and 59143 transitions. [2022-07-12 12:57:31,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-12 12:57:31,178 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 [2022-07-12 12:57:31,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:57:31,295 INFO L225 Difference]: With dead ends: 39980 [2022-07-12 12:57:31,295 INFO L226 Difference]: Without dead ends: 20064 [2022-07-12 12:57:31,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2022-07-12 12:57:31,383 INFO L413 NwaCegarLoop]: 7718 mSDtfsCounter, 22 mSDsluCounter, 46120 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s 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, 4.6s IncrementalHoareTripleChecker+Time [2022-07-12 12:57:31,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 53838 Invalid, 651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-07-12 12:57:31,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20064 states. [2022-07-12 12:57:32,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20064 to 20016. [2022-07-12 12:57:32,068 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) [2022-07-12 12:57:32,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20016 states to 20016 states and 29607 transitions. [2022-07-12 12:57:32,319 INFO L78 Accepts]: Start accepts. Automaton has 20016 states and 29607 transitions. Word has length 295 [2022-07-12 12:57:32,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:57:32,320 INFO L495 AbstractCegarLoop]: Abstraction has 20016 states and 29607 transitions. [2022-07-12 12:57:32,320 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) [2022-07-12 12:57:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 20016 states and 29607 transitions. [2022-07-12 12:57:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-07-12 12:57:32,328 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:57:32,328 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] [2022-07-12 12:57:32,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 12:57:32,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:57:32,544 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:57:32,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:57:32,544 INFO L85 PathProgramCache]: Analyzing trace with hash 961866433, now seen corresponding path program 2 times [2022-07-12 12:57:32,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:57:32,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [614390195] [2022-07-12 12:57:32,547 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 12:57:32,547 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:57:32,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:57:32,549 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) [2022-07-12 12:57:32,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-12 12:57:35,399 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-12 12:57:35,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 12:57:35,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 2408 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:57:35,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:57:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2676 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2676 trivial. 0 not checked. [2022-07-12 12:57:35,840 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:57:35,840 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 12:57:35,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [614390195] [2022-07-12 12:57:35,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [614390195] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:57:35,840 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:57:35,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 12:57:35,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075189793] [2022-07-12 12:57:35,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:57:35,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:57:35,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 12:57:35,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:57:35,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 12:57:35,842 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) [2022-07-12 12:57:37,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:57:37,447 INFO L93 Difference]: Finished difference Result 59500 states and 87937 transitions. [2022-07-12 12:57:37,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:57:37,448 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 [2022-07-12 12:57:37,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:57:37,690 INFO L225 Difference]: With dead ends: 59500 [2022-07-12 12:57:37,690 INFO L226 Difference]: Without dead ends: 39561 [2022-07-12 12:57:37,791 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 [2022-07-12 12:57:37,792 INFO L413 NwaCegarLoop]: 9112 mSDtfsCounter, 7594 mSDsluCounter, 7594 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2022-07-12 12:57:37,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7594 Valid, 16706 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-12 12:57:37,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39561 states. [2022-07-12 12:57:39,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39561 to 39550. [2022-07-12 12:57:39,096 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) [2022-07-12 12:57:39,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39550 states to 39550 states and 58429 transitions. [2022-07-12 12:57:39,479 INFO L78 Accepts]: Start accepts. Automaton has 39550 states and 58429 transitions. Word has length 297 [2022-07-12 12:57:39,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:57:39,480 INFO L495 AbstractCegarLoop]: Abstraction has 39550 states and 58429 transitions. [2022-07-12 12:57:39,480 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) [2022-07-12 12:57:39,481 INFO L276 IsEmpty]: Start isEmpty. Operand 39550 states and 58429 transitions. [2022-07-12 12:57:39,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-07-12 12:57:39,489 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:57:39,489 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] [2022-07-12 12:57:39,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-12 12:57:39,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 12:57:39,708 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:57:39,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:57:39,709 INFO L85 PathProgramCache]: Analyzing trace with hash -415542937, now seen corresponding path program 1 times [2022-07-12 12:57:39,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 12:57:39,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1853930458] [2022-07-12 12:57:39,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:57:39,712 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 12:57:39,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 12:57:39,714 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) [2022-07-12 12:57:39,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process