./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.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 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:46:30,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:46:30,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:46:30,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:46:30,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:46:30,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:46:30,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:46:30,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:46:30,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:46:30,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:46:30,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:46:30,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:46:30,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:46:30,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:46:30,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:46:30,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:46:30,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:46:30,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:46:30,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:46:30,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:46:30,628 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:46:30,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:46:30,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:46:30,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:46:30,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:46:30,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:46:30,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:46:30,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:46:30,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:46:30,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:46:30,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:46:30,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:46:30,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:46:30,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:46:30,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:46:30,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:46:30,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:46:30,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:46:30,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:46:30,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:46:30,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:46:30,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:46:30,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:46:30,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:46:30,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:46:30,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:46:30,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:46:30,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:46:30,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:46:30,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:46:30,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:46:30,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:46:30,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:46:30,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:46:30,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:46:30,661 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:46:30,661 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:46:30,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:46:30,661 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 [2022-07-12 14:46:30,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:46:30,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:46:30,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:46:30,895 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:46:30,895 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:46:30,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-12 14:46:30,938 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d10f2fed7/a4bb409e791f4c07ae57412f19e986f1/FLAGbfe94c249 [2022-07-12 14:46:31,547 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:46:31,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-12 14:46:31,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d10f2fed7/a4bb409e791f4c07ae57412f19e986f1/FLAGbfe94c249 [2022-07-12 14:46:31,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d10f2fed7/a4bb409e791f4c07ae57412f19e986f1 [2022-07-12 14:46:31,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:46:31,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:46:31,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:46:31,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:46:31,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:46:31,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:31" (1/1) ... [2022-07-12 14:46:31,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@220a4411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:31, skipping insertion in model container [2022-07-12 14:46:31,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:31" (1/1) ... [2022-07-12 14:46:31,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:46:31,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:46:35,711 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2022-07-12 14:46:35,714 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2022-07-12 14:46:35,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:35,792 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:46:35,864 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: mii_reg = (unsigned int )mii_reg & 63487U [6466] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.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 14:46:35,873 INFO L158 Benchmark]: Toolchain (without parser) took 4185.05ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 58.9MB in the beginning and 57.2MB in the end (delta: 1.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-07-12 14:46:35,875 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 14:46:35,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4183.68ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 58.9MB in the beginning and 57.2MB in the end (delta: 1.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-07-12 14:46:35,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 75.5MB. Free memory was 56.0MB in the beginning and 56.0MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4183.68ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 58.9MB in the beginning and 57.2MB in the end (delta: 1.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: mii_reg = (unsigned int )mii_reg & 63487U [6466] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: mii_reg = (unsigned int )mii_reg & 63487U [6466]: 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.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 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:46:37,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:46:37,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:46:37,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:46:37,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:46:37,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:46:37,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:46:37,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:46:37,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:46:37,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:46:37,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:46:37,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:46:37,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:46:37,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:46:37,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:46:37,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:46:37,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:46:37,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:46:37,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:46:37,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:46:37,577 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:46:37,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:46:37,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:46:37,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:46:37,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:46:37,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:46:37,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:46:37,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:46:37,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:46:37,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:46:37,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:46:37,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:46:37,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:46:37,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:46:37,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:46:37,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:46:37,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:46:37,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:46:37,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:46:37,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:46:37,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:46:37,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:46:37,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 14:46:37,627 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:46:37,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:46:37,628 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:46:37,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:46:37,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:46:37,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:46:37,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:46:37,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:46:37,630 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:46:37,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:46:37,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:46:37,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:46:37,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:46:37,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:46:37,632 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 14:46:37,632 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 14:46:37,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 14:46:37,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:46:37,632 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:46:37,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:46:37,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:46:37,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:46:37,633 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:46:37,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:46:37,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:46:37,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:46:37,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:46:37,634 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 14:46:37,634 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 14:46:37,634 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:46:37,634 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:46:37,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:46:37,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 14:46:37,635 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6162e3697ecc88478a9c00bc18778c9599dfc320129b47fc6800efff4bcaa814 [2022-07-12 14:46:37,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:46:37,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:46:37,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:46:37,894 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:46:37,894 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:46:37,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-12 14:46:37,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4c93fe9/459b7416ad6e458eb009a9462afd26c4/FLAG096231095 [2022-07-12 14:46:38,698 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:46:38,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-12 14:46:38,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4c93fe9/459b7416ad6e458eb009a9462afd26c4/FLAG096231095 [2022-07-12 14:46:38,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f4c93fe9/459b7416ad6e458eb009a9462afd26c4 [2022-07-12 14:46:38,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:46:38,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:46:38,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:46:38,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:46:38,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:46:38,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:38" (1/1) ... [2022-07-12 14:46:38,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228a94a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:38, skipping insertion in model container [2022-07-12 14:46:38,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:38" (1/1) ... [2022-07-12 14:46:38,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:46:39,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:46:43,538 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2022-07-12 14:46:43,540 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2022-07-12 14:46:43,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:43,616 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 14:46:43,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:46:44,048 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2022-07-12 14:46:44,049 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2022-07-12 14:46:44,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:44,094 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:46:44,450 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[551922,551935] [2022-07-12 14:46:44,451 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i[552067,552080] [2022-07-12 14:46:44,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:44,671 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:46:44,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44 WrapperNode [2022-07-12 14:46:44,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:46:44,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:46:44,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:46:44,673 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:46:44,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:44,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,054 INFO L137 Inliner]: procedures = 711, calls = 5980, calls flagged for inlining = 358, calls inlined = 317, statements flattened = 10766 [2022-07-12 14:46:45,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:46:45,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:46:45,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:46:45,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:46:45,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:46:45,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:46:45,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:46:45,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:46:45,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (1/1) ... [2022-07-12 14:46:45,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:46:45,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:46:45,445 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 14:46:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 14:46:45,474 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 14:46:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_disable [2022-07-12 14:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_disable [2022-07-12 14:46:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:46:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-12 14:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-12 14:46:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_intr [2022-07-12 14:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_intr [2022-07-12 14:46:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-12 14:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-12 14:46:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:46:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:46:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_minnow_platform_init [2022-07-12 14:46:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_minnow_platform_init [2022-07-12 14:46:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_open [2022-07-12 14:46:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_open [2022-07-12 14:46:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-07-12 14:46:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-07-12 14:46:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reinit_locked [2022-07-12 14:46:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reinit_locked [2022-07-12 14:46:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_up_phy [2022-07-12 14:46:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_up_phy [2022-07-12 14:46:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_tx_resources [2022-07-12 14:46:45,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_tx_resources [2022-07-12 14:46:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-12 14:46:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-12 14:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 14:46:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 14:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 14:46:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 14:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_netpoll [2022-07-12 14:46:45,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_netpoll [2022-07-12 14:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_init_hw [2022-07-12 14:46:45,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_init_hw [2022-07-12 14:46:45,463 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 14:46:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_rx_resources [2022-07-12 14:46:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_rx_resources [2022-07-12 14:46:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_tx_resources [2022-07-12 14:46:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_tx_resources [2022-07-12 14:46:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-12 14:46:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-12 14:46:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-07-12 14:46:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pch_gbe_exit_module_17_2 [2022-07-12 14:46:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-07-12 14:46:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-07-12 14:46:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 14:46:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 14:46:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 14:46:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-12 14:46:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-07-12 14:46:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-07-12 14:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure pch_set_station_address [2022-07-12 14:46:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_set_station_address [2022-07-12 14:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 14:46:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 14:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 14:46:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 14:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_write [2022-07-12 14:46:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_write [2022-07-12 14:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 14:46:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 14:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-12 14:46:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-12 14:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 14:46:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 14:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:46:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 14:46:45,489 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 14:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-12 14:46:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-12 14:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_up [2022-07-12 14:46:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_up [2022-07-12 14:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-12 14:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 14:46:45,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 14:46:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 14:46:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-12 14:46:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-12 14:46:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_resume [2022-07-12 14:46:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_resume [2022-07-12 14:46:45,491 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 14:46:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 14:46:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_write [2022-07-12 14:46:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_write [2022-07-12 14:46:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-12 14:46:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-12 14:46:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-12 14:46:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-12 14:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 14:46:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 14:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-07-12 14:46:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-07-12 14:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 14:46:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 14:46:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_enable_dma_rx [2022-07-12 14:46:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_enable_dma_rx [2022-07-12 14:46:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_configure_rx [2022-07-12 14:46:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_configure_rx [2022-07-12 14:46:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_wait_clr_bit [2022-07-12 14:46:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_wait_clr_bit [2022-07-12 14:46:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 14:46:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 14:46:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 14:46:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 14:46:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 14:46:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 14:46:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:46:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:46:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_remove [2022-07-12 14:46:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_remove [2022-07-12 14:46:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-12 14:46:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-12 14:46:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-12 14:46:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-12 14:46:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-12 14:46:45,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-12 14:46:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 14:46:45,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 14:46:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:46:45,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:46:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-12 14:46:45,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-12 14:46:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_force_mac_fc [2022-07-12 14:46:45,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_force_mac_fc [2022-07-12 14:46:45,504 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_suspend [2022-07-12 14:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_suspend [2022-07-12 14:46:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-12 14:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-12 14:46:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 14:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 14:46:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 14:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 14:46:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2022-07-12 14:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2022-07-12 14:46:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-12 14:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-12 14:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 14:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 14:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 14:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 14:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-07-12 14:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-07-12 14:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-12 14:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-12 14:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-12 14:46:45,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-12 14:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-12 14:46:45,507 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-12 14:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 14:46:45,507 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 14:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 14:46:45,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 14:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 14:46:45,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 14:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 14:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 14:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:46:45,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 14:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 14:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-12 14:46:45,508 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-12 14:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:46:45,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-12 14:46:45,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-12 14:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 14:46:45,509 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 14:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-07-12 14:46:45,509 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-07-12 14:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-12 14:46:45,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-12 14:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_set_wol_event [2022-07-12 14:46:45,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_set_wol_event [2022-07-12 14:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 14:46:45,510 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 14:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_ctrl_miim [2022-07-12 14:46:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_ctrl_miim [2022-07-12 14:46:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-12 14:46:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-12 14:46:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_get_regs_len [2022-07-12 14:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_get_regs_len [2022-07-12 14:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 14:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 14:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 14:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_alloc_rx_buffers [2022-07-12 14:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_alloc_rx_buffers [2022-07-12 14:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure __pch_gbe_suspend [2022-07-12 14:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __pch_gbe_suspend [2022-07-12 14:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-12 14:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-12 14:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 14:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_plat_get_bus_info [2022-07-12 14:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_plat_get_bus_info [2022-07-12 14:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-07-12 14:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-07-12 14:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 14:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_power_down [2022-07-12 14:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_power_down [2022-07-12 14:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 14:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 14:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:46:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-12 14:46:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-12 14:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_update_stats [2022-07-12 14:46:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_update_stats [2022-07-12 14:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 14:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 14:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-12 14:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-12 14:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum [2022-07-12 14:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum [2022-07-12 14:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mdio_read [2022-07-12 14:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mdio_read [2022-07-12 14:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_rx_ring [2022-07-12 14:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_rx_ring [2022-07-12 14:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-07-12 14:46:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-07-12 14:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2022-07-12 14:46:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_tx_lock_of_pch_gbe_tx_ring [2022-07-12 14:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_up [2022-07-12 14:46:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_up [2022-07-12 14:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:46:45,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_120 [2022-07-12 14:46:45,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_120 [2022-07-12 14:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-12 14:46:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-12 14:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-12 14:46:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-12 14:46:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-07-12 14:46:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-07-12 14:46:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_clean_tx_ring [2022-07-12 14:46:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_clean_tx_ring [2022-07-12 14:46:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_reset [2022-07-12 14:46:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_reset [2022-07-12 14:46:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-12 14:46:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-12 14:46:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2022-07-12 14:46:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2022-07-12 14:46:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_14_2 [2022-07-12 14:46:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_14_2 [2022-07-12 14:46:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_stop [2022-07-12 14:46:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_stop [2022-07-12 14:46:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:46:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-07-12 14:46:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-07-12 14:46:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 14:46:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 14:46:45,522 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 14:46:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 14:46:45,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:46:45,523 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_io_resume [2022-07-12 14:46:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_io_resume [2022-07-12 14:46:45,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-12 14:46:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~s32~0 [2022-07-12 14:46:45,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_105 [2022-07-12 14:46:45,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_105 [2022-07-12 14:46:45,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 14:46:45,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 14:46:45,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 14:46:45,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 14:46:45,524 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_event_read [2022-07-12 14:46:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_event_read [2022-07-12 14:46:45,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:46:45,524 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-12 14:46:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-12 14:46:45,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-12 14:46:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-12 14:46:45,524 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_nway_reset [2022-07-12 14:46:45,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_nway_reset [2022-07-12 14:46:45,525 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 14:46:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 14:46:45,525 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-12 14:46:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-12 14:46:45,525 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_irq_enable [2022-07-12 14:46:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_irq_enable [2022-07-12 14:46:45,525 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 14:46:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 14:46:45,525 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_hw_reset [2022-07-12 14:46:45,525 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_hw_reset [2022-07-12 14:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_tx_timeout [2022-07-12 14:46:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_tx_timeout [2022-07-12 14:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2022-07-12 14:46:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2022-07-12 14:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 14:46:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 14:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 14:46:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 14:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2022-07-12 14:46:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2022-07-12 14:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_power_down_phy [2022-07-12 14:46:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_power_down_phy [2022-07-12 14:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-12 14:46:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-12 14:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_mode [2022-07-12 14:46:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_mode [2022-07-12 14:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-07-12 14:46:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-07-12 14:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-12 14:46:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-12 14:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 14:46:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 14:46:45,528 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rx_resources [2022-07-12 14:46:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rx_resources [2022-07-12 14:46:45,528 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 14:46:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 14:46:45,528 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 14:46:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 14:46:45,528 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 14:46:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 14:46:45,528 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_validate_option [2022-07-12 14:46:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_validate_option [2022-07-12 14:46:45,529 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_reset_hw [2022-07-12 14:46:45,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_reset_hw [2022-07-12 14:46:45,529 INFO L130 BoogieDeclarations]: Found specification of procedure udp_hdr [2022-07-12 14:46:45,529 INFO L138 BoogieDeclarations]: Found implementation of procedure udp_hdr [2022-07-12 14:46:45,529 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_setup_rctl [2022-07-12 14:46:45,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_setup_rctl [2022-07-12 14:46:45,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 14:46:45,529 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_sw_reset [2022-07-12 14:46:45,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_sw_reset [2022-07-12 14:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 14:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 14:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 14:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:46:45,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_hal_phy_hw_reset [2022-07-12 14:46:45,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_hal_phy_hw_reset [2022-07-12 14:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_write_reg_miic [2022-07-12 14:46:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_write_reg_miic [2022-07-12 14:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 14:46:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 14:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 14:46:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 14:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure pch_ch_control_write [2022-07-12 14:46:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_ch_control_write [2022-07-12 14:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_multi [2022-07-12 14:46:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_multi [2022-07-12 14:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_shutdown [2022-07-12 14:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_shutdown [2022-07-12 14:46:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 14:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 14:46:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-12 14:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-12 14:46:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_phy_read_reg_miic [2022-07-12 14:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_phy_read_reg_miic [2022-07-12 14:46:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 14:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 14:46:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_read_mac_addr [2022-07-12 14:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_read_mac_addr [2022-07-12 14:46:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_set_rgmii_ctrl [2022-07-12 14:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_set_rgmii_ctrl [2022-07-12 14:46:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2022-07-12 14:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2022-07-12 14:46:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_down [2022-07-12 14:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_down [2022-07-12 14:46:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_122 [2022-07-12 14:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_122 [2022-07-12 14:46:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_free_irq [2022-07-12 14:46:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_free_irq [2022-07-12 14:46:45,534 INFO L130 BoogieDeclarations]: Found specification of procedure pch_gbe_mac_mar_set [2022-07-12 14:46:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure pch_gbe_mac_mar_set [2022-07-12 14:46:45,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 14:46:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 14:46:46,535 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:46:46,540 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:46:47,200 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:48:58,893 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 14:49:02,388 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:49:02,403 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:49:02,404 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-12 14:49:02,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:49:02 BoogieIcfgContainer [2022-07-12 14:49:02,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:49:02,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:49:02,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:49:02,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:49:02,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:46:38" (1/3) ... [2022-07-12 14:49:02,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442573a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:49:02, skipping insertion in model container [2022-07-12 14:49:02,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:44" (2/3) ... [2022-07-12 14:49:02,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442573a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:49:02, skipping insertion in model container [2022-07-12 14:49:02,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:49:02" (3/3) ... [2022-07-12 14:49:02,417 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-oki-semi-pch_gbe-pch_gbe.cil.i [2022-07-12 14:49:02,426 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:49:02,426 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-12 14:49:02,501 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:49:02,509 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@2ce6968b, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6eb91049 [2022-07-12 14:49:02,509 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-12 14:49:02,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 3394 states, 2344 states have (on average 1.2726109215017065) internal successors, (2983), 2386 states have internal predecessors, (2983), 878 states have call successors, (878), 172 states have call predecessors, (878), 171 states have return successors, (868), 852 states have call predecessors, (868), 868 states have call successors, (868) [2022-07-12 14:49:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2022-07-12 14:49:02,545 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:02,546 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:02,547 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:02,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:02,550 INFO L85 PathProgramCache]: Analyzing trace with hash 716492135, now seen corresponding path program 1 times [2022-07-12 14:49:02,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:49:02,564 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1413764777] [2022-07-12 14:49:02,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:02,564 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:49:02,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:49:02,566 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 14:49:02,571 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 14:49:06,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:06,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 4624 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:49:06,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:49:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-12 14:49:07,264 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:49:07,265 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:49:07,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1413764777] [2022-07-12 14:49:07,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1413764777] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:07,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:07,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:49:07,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573221575] [2022-07-12 14:49:07,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:07,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:49:07,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:49:07,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:49:07,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:49:07,293 INFO L87 Difference]: Start difference. First operand has 3394 states, 2344 states have (on average 1.2726109215017065) internal successors, (2983), 2386 states have internal predecessors, (2983), 878 states have call successors, (878), 172 states have call predecessors, (878), 171 states have return successors, (868), 852 states have call predecessors, (868), 868 states have call successors, (868) Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 14:49:08,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:08,670 INFO L93 Difference]: Finished difference Result 9501 states and 13469 transitions. [2022-07-12 14:49:08,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:49:08,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 278 [2022-07-12 14:49:08,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:08,722 INFO L225 Difference]: With dead ends: 9501 [2022-07-12 14:49:08,723 INFO L226 Difference]: Without dead ends: 6073 [2022-07-12 14:49:08,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 276 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 14:49:08,758 INFO L413 NwaCegarLoop]: 5424 mSDtfsCounter, 3819 mSDsluCounter, 4627 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3819 SdHoareTripleChecker+Valid, 10051 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:08,759 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3819 Valid, 10051 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-07-12 14:49:08,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2022-07-12 14:49:09,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 6068. [2022-07-12 14:49:09,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6068 states, 4220 states have (on average 1.2627962085308058) internal successors, (5329), 4295 states have internal predecessors, (5329), 1518 states have call successors, (1518), 328 states have call predecessors, (1518), 328 states have return successors, (1518), 1487 states have call predecessors, (1518), 1518 states have call successors, (1518) [2022-07-12 14:49:09,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6068 states to 6068 states and 8365 transitions. [2022-07-12 14:49:09,064 INFO L78 Accepts]: Start accepts. Automaton has 6068 states and 8365 transitions. Word has length 278 [2022-07-12 14:49:09,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:09,068 INFO L495 AbstractCegarLoop]: Abstraction has 6068 states and 8365 transitions. [2022-07-12 14:49:09,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 14:49:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 6068 states and 8365 transitions. [2022-07-12 14:49:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2022-07-12 14:49:09,078 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:09,079 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:09,169 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 14:49:09,279 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 14:49:09,280 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:09,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:09,280 INFO L85 PathProgramCache]: Analyzing trace with hash -108087190, now seen corresponding path program 1 times [2022-07-12 14:49:09,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:49:09,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [291250327] [2022-07-12 14:49:09,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:09,284 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:49:09,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:49:09,286 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 14:49:09,286 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 14:49:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:13,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 4625 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:49:13,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:49:13,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-12 14:49:13,587 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:49:13,588 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:49:13,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [291250327] [2022-07-12 14:49:13,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [291250327] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:13,588 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:13,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:49:13,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928513504] [2022-07-12 14:49:13,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:13,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:49:13,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:49:13,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:49:13,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:49:13,592 INFO L87 Difference]: Start difference. First operand 6068 states and 8365 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 14:49:15,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:15,298 INFO L93 Difference]: Finished difference Result 17762 states and 24487 transitions. [2022-07-12 14:49:15,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:49:15,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 279 [2022-07-12 14:49:15,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:15,368 INFO L225 Difference]: With dead ends: 17762 [2022-07-12 14:49:15,368 INFO L226 Difference]: Without dead ends: 11741 [2022-07-12 14:49:15,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 277 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 14:49:15,401 INFO L413 NwaCegarLoop]: 6311 mSDtfsCounter, 4270 mSDsluCounter, 4524 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4270 SdHoareTripleChecker+Valid, 10835 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:15,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4270 Valid, 10835 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 14:49:15,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11741 states. [2022-07-12 14:49:15,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11741 to 11733. [2022-07-12 14:49:15,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11733 states, 8138 states have (on average 1.2592774637503072) internal successors, (10248), 8291 states have internal predecessors, (10248), 2939 states have call successors, (2939), 654 states have call predecessors, (2939), 654 states have return successors, (2939), 2873 states have call predecessors, (2939), 2939 states have call successors, (2939) [2022-07-12 14:49:15,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11733 states to 11733 states and 16126 transitions. [2022-07-12 14:49:15,870 INFO L78 Accepts]: Start accepts. Automaton has 11733 states and 16126 transitions. Word has length 279 [2022-07-12 14:49:15,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:15,872 INFO L495 AbstractCegarLoop]: Abstraction has 11733 states and 16126 transitions. [2022-07-12 14:49:15,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-12 14:49:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand 11733 states and 16126 transitions. [2022-07-12 14:49:15,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-07-12 14:49:15,881 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:15,882 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 2, 2, 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] [2022-07-12 14:49:15,968 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 14:49:16,095 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 14:49:16,095 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:16,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:16,096 INFO L85 PathProgramCache]: Analyzing trace with hash -2108233310, now seen corresponding path program 1 times [2022-07-12 14:49:16,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:49:16,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [184085713] [2022-07-12 14:49:16,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:16,099 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:49:16,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:49:16,104 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 14:49:16,106 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 14:49:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:20,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 4681 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:49:20,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:49:20,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1957 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1894 trivial. 0 not checked. [2022-07-12 14:49:20,920 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:49:20,920 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:49:20,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [184085713] [2022-07-12 14:49:20,920 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [184085713] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:20,920 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:20,921 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:49:20,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113639882] [2022-07-12 14:49:20,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:20,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:49:20,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:49:20,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:49:20,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:49:20,922 INFO L87 Difference]: Start difference. First operand 11733 states and 16126 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-12 14:49:22,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:22,176 INFO L93 Difference]: Finished difference Result 34542 states and 47461 transitions. [2022-07-12 14:49:22,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:49:22,177 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 306 [2022-07-12 14:49:22,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:22,326 INFO L225 Difference]: With dead ends: 34542 [2022-07-12 14:49:22,327 INFO L226 Difference]: Without dead ends: 22856 [2022-07-12 14:49:22,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 304 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 14:49:22,405 INFO L413 NwaCegarLoop]: 6502 mSDtfsCounter, 4427 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4427 SdHoareTripleChecker+Valid, 11075 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:22,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4427 Valid, 11075 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-12 14:49:22,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22856 states. [2022-07-12 14:49:23,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22856 to 22844. [2022-07-12 14:49:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22844 states, 15888 states have (on average 1.258119335347432) internal successors, (19989), 16182 states have internal predecessors, (19989), 5682 states have call successors, (5682), 1272 states have call predecessors, (5682), 1272 states have return successors, (5682), 5557 states have call predecessors, (5682), 5682 states have call successors, (5682) [2022-07-12 14:49:23,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22844 states to 22844 states and 31353 transitions. [2022-07-12 14:49:23,322 INFO L78 Accepts]: Start accepts. Automaton has 22844 states and 31353 transitions. Word has length 306 [2022-07-12 14:49:23,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:23,324 INFO L495 AbstractCegarLoop]: Abstraction has 22844 states and 31353 transitions. [2022-07-12 14:49:23,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-12 14:49:23,324 INFO L276 IsEmpty]: Start isEmpty. Operand 22844 states and 31353 transitions. [2022-07-12 14:49:23,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-07-12 14:49:23,334 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:23,335 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:49:23,428 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 14:49:23,551 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 14:49:23,552 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:23,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:23,552 INFO L85 PathProgramCache]: Analyzing trace with hash 943090623, now seen corresponding path program 1 times [2022-07-12 14:49:23,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:49:23,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641032371] [2022-07-12 14:49:23,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:23,556 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:49:23,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:49:23,557 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 14:49:23,558 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 14:49:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:27,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 4634 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:49:27,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:49:28,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 1890 trivial. 0 not checked. [2022-07-12 14:49:28,048 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:49:28,048 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:49:28,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1641032371] [2022-07-12 14:49:28,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1641032371] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:28,048 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:28,048 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:49:28,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521065283] [2022-07-12 14:49:28,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:28,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:49:28,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:49:28,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:49:28,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:49:28,049 INFO L87 Difference]: Start difference. First operand 22844 states and 31353 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-12 14:49:30,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:30,054 INFO L93 Difference]: Finished difference Result 62210 states and 85391 transitions. [2022-07-12 14:49:30,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:49:30,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 305 [2022-07-12 14:49:30,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:30,271 INFO L225 Difference]: With dead ends: 62210 [2022-07-12 14:49:30,272 INFO L226 Difference]: Without dead ends: 39413 [2022-07-12 14:49:30,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 303 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 14:49:30,373 INFO L413 NwaCegarLoop]: 5340 mSDtfsCounter, 3635 mSDsluCounter, 4511 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3635 SdHoareTripleChecker+Valid, 9851 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:30,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3635 Valid, 9851 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-12 14:49:30,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39413 states. [2022-07-12 14:49:31,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39413 to 39398. [2022-07-12 14:49:31,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39398 states, 27250 states have (on average 1.251559633027523) internal successors, (34105), 27757 states have internal predecessors, (34105), 9850 states have call successors, (9850), 2317 states have call predecessors, (9850), 2296 states have return successors, (10098), 9587 states have call predecessors, (10098), 9850 states have call successors, (10098) [2022-07-12 14:49:31,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39398 states to 39398 states and 54053 transitions. [2022-07-12 14:49:31,961 INFO L78 Accepts]: Start accepts. Automaton has 39398 states and 54053 transitions. Word has length 305 [2022-07-12 14:49:31,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:31,962 INFO L495 AbstractCegarLoop]: Abstraction has 39398 states and 54053 transitions. [2022-07-12 14:49:31,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-12 14:49:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 39398 states and 54053 transitions. [2022-07-12 14:49:31,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-07-12 14:49:31,974 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:31,974 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 21, 21, 21, 21, 21, 21, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2022-07-12 14:49:32,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 14:49:32,191 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 14:49:32,192 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:32,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:32,193 INFO L85 PathProgramCache]: Analyzing trace with hash -2018527399, now seen corresponding path program 1 times [2022-07-12 14:49:32,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:49:32,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [991686174] [2022-07-12 14:49:32,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:32,197 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:49:32,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:49:32,199 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 14:49:32,200 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 14:49:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:36,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 4688 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:49:36,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:49:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 2105 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 1904 trivial. 0 not checked. [2022-07-12 14:49:36,732 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:49:36,732 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:49:36,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [991686174] [2022-07-12 14:49:36,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [991686174] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:36,733 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:36,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:49:36,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707928122] [2022-07-12 14:49:36,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:36,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:49:36,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:49:36,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:49:36,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:49:36,735 INFO L87 Difference]: Start difference. First operand 39398 states and 54053 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-12 14:49:38,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:38,271 INFO L93 Difference]: Finished difference Result 79612 states and 109078 transitions. [2022-07-12 14:49:38,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:49:38,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 326 [2022-07-12 14:49:38,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:38,626 INFO L225 Difference]: With dead ends: 79612 [2022-07-12 14:49:38,627 INFO L226 Difference]: Without dead ends: 40261 [2022-07-12 14:49:38,737 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 324 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 14:49:38,737 INFO L413 NwaCegarLoop]: 4767 mSDtfsCounter, 928 mSDsluCounter, 4557 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 9324 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:38,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [928 Valid, 9324 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-12 14:49:38,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40261 states. [2022-07-12 14:49:39,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40261 to 40261. [2022-07-12 14:49:39,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40261 states, 27860 states have (on average 1.2497846374730797) internal successors, (34819), 28372 states have internal predecessors, (34819), 10010 states have call successors, (10010), 2410 states have call predecessors, (10010), 2389 states have return successors, (10258), 9746 states have call predecessors, (10258), 10010 states have call successors, (10258) [2022-07-12 14:49:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40261 states to 40261 states and 55087 transitions. [2022-07-12 14:49:39,979 INFO L78 Accepts]: Start accepts. Automaton has 40261 states and 55087 transitions. Word has length 326 [2022-07-12 14:49:39,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:39,980 INFO L495 AbstractCegarLoop]: Abstraction has 40261 states and 55087 transitions. [2022-07-12 14:49:39,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-12 14:49:39,980 INFO L276 IsEmpty]: Start isEmpty. Operand 40261 states and 55087 transitions. [2022-07-12 14:49:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-07-12 14:49:39,989 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:39,990 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 21, 21, 21, 21, 21, 21, 4, 4, 4, 2, 2, 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 14:49:40,070 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 14:49:40,199 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 14:49:40,200 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:40,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:40,200 INFO L85 PathProgramCache]: Analyzing trace with hash 2053708793, now seen corresponding path program 1 times [2022-07-12 14:49:40,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:49:40,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1769013475] [2022-07-12 14:49:40,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:40,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:49:40,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:49:40,205 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 14:49:40,207 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 14:49:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:44,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 4769 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:49:44,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:49:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2187 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 2034 trivial. 0 not checked. [2022-07-12 14:49:45,659 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:49:45,660 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:49:45,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1769013475] [2022-07-12 14:49:45,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1769013475] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:45,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:45,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:49:45,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472772634] [2022-07-12 14:49:45,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:45,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:49:45,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:49:45,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:49:45,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:49:45,663 INFO L87 Difference]: Start difference. First operand 40261 states and 55087 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-12 14:49:47,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:47,842 INFO L93 Difference]: Finished difference Result 96639 states and 132187 transitions. [2022-07-12 14:49:47,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:49:47,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 346 [2022-07-12 14:49:47,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:48,246 INFO L225 Difference]: With dead ends: 96639 [2022-07-12 14:49:48,246 INFO L226 Difference]: Without dead ends: 57116 [2022-07-12 14:49:48,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 344 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 14:49:48,469 INFO L413 NwaCegarLoop]: 6895 mSDtfsCounter, 3719 mSDsluCounter, 4544 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3719 SdHoareTripleChecker+Valid, 11439 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:48,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3719 Valid, 11439 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 14:49:48,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57116 states. [2022-07-12 14:49:49,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57116 to 57104. [2022-07-12 14:49:49,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57104 states, 39494 states have (on average 1.247683192383653) internal successors, (49276), 40224 states have internal predecessors, (49276), 14155 states have call successors, (14155), 3483 states have call predecessors, (14155), 3453 states have return successors, (14501), 13780 states have call predecessors, (14501), 14155 states have call successors, (14501) [2022-07-12 14:49:50,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57104 states to 57104 states and 77932 transitions. [2022-07-12 14:49:50,416 INFO L78 Accepts]: Start accepts. Automaton has 57104 states and 77932 transitions. Word has length 346 [2022-07-12 14:49:50,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:49:50,418 INFO L495 AbstractCegarLoop]: Abstraction has 57104 states and 77932 transitions. [2022-07-12 14:49:50,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-12 14:49:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 57104 states and 77932 transitions. [2022-07-12 14:49:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-07-12 14:49:50,437 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:49:50,437 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 21, 21, 21, 21, 21, 21, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2022-07-12 14:49:50,522 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 14:49:50,651 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 14:49:50,652 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:49:50,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:49:50,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1126012543, now seen corresponding path program 1 times [2022-07-12 14:49:50,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:49:50,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [39934319] [2022-07-12 14:49:50,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:49:50,656 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:49:50,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:49:50,658 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 14:49:50,660 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 14:49:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:49:55,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 4816 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:49:55,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:49:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2383 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 2114 trivial. 0 not checked. [2022-07-12 14:49:55,478 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:49:55,478 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:49:55,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [39934319] [2022-07-12 14:49:55,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [39934319] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:49:55,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:49:55,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:49:55,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871982167] [2022-07-12 14:49:55,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:49:55,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:49:55,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:49:55,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:49:55,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:49:55,480 INFO L87 Difference]: Start difference. First operand 57104 states and 77932 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-12 14:49:58,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:49:58,219 INFO L93 Difference]: Finished difference Result 168492 states and 230120 transitions. [2022-07-12 14:49:58,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:49:58,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 386 [2022-07-12 14:49:58,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:49:58,827 INFO L225 Difference]: With dead ends: 168492 [2022-07-12 14:49:58,827 INFO L226 Difference]: Without dead ends: 112126 [2022-07-12 14:49:59,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 384 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 14:49:59,023 INFO L413 NwaCegarLoop]: 7637 mSDtfsCounter, 4469 mSDsluCounter, 4588 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4469 SdHoareTripleChecker+Valid, 12225 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:49:59,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4469 Valid, 12225 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 14:49:59,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112126 states. [2022-07-12 14:50:01,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112126 to 112122. [2022-07-12 14:50:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112122 states, 77530 states have (on average 1.2475944795563008) internal successors, (96726), 78944 states have internal predecessors, (96726), 27805 states have call successors, (27805), 6845 states have call predecessors, (27805), 6785 states have return successors, (28497), 27096 states have call predecessors, (28497), 27805 states have call successors, (28497) [2022-07-12 14:50:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112122 states to 112122 states and 153028 transitions. [2022-07-12 14:50:02,631 INFO L78 Accepts]: Start accepts. Automaton has 112122 states and 153028 transitions. Word has length 386 [2022-07-12 14:50:02,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:02,632 INFO L495 AbstractCegarLoop]: Abstraction has 112122 states and 153028 transitions. [2022-07-12 14:50:02,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-12 14:50:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 112122 states and 153028 transitions. [2022-07-12 14:50:02,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2022-07-12 14:50:02,654 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:02,654 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 21, 21, 21, 21, 21, 21, 5, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2022-07-12 14:50:02,744 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 14:50:02,871 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 14:50:02,872 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:02,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:02,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1097512253, now seen corresponding path program 1 times [2022-07-12 14:50:02,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:02,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [875620] [2022-07-12 14:50:02,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:02,876 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:02,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:02,877 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 14:50:02,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-12 14:50:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:07,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 4816 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:07,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:07,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2383 backedges. 269 proven. 0 refuted. 0 times theorem prover too weak. 2114 trivial. 0 not checked. [2022-07-12 14:50:07,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:07,907 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:07,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [875620] [2022-07-12 14:50:07,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [875620] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:07,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:07,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:07,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206046634] [2022-07-12 14:50:07,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:07,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:07,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:07,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:07,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:07,909 INFO L87 Difference]: Start difference. First operand 112122 states and 153028 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-12 14:50:12,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:12,291 INFO L93 Difference]: Finished difference Result 278552 states and 380336 transitions. [2022-07-12 14:50:12,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:12,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 386 [2022-07-12 14:50:12,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:13,088 INFO L225 Difference]: With dead ends: 278552 [2022-07-12 14:50:13,088 INFO L226 Difference]: Without dead ends: 166259 [2022-07-12 14:50:13,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 385 GetRequests, 384 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 14:50:13,646 INFO L413 NwaCegarLoop]: 9088 mSDtfsCounter, 4464 mSDsluCounter, 4593 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4464 SdHoareTripleChecker+Valid, 13681 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:13,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4464 Valid, 13681 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-12 14:50:13,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166259 states. [2022-07-12 14:50:17,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166259 to 166255. [2022-07-12 14:50:18,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166255 states, 114882 states have (on average 1.2478717292526245) internal successors, (143358), 116975 states have internal predecessors, (143358), 41305 states have call successors, (41305), 10156 states have call predecessors, (41305), 10066 states have return successors, (42343), 40263 states have call predecessors, (42343), 41305 states have call successors, (42343) [2022-07-12 14:50:19,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166255 states to 166255 states and 227006 transitions. [2022-07-12 14:50:19,063 INFO L78 Accepts]: Start accepts. Automaton has 166255 states and 227006 transitions. Word has length 386 [2022-07-12 14:50:19,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:19,064 INFO L495 AbstractCegarLoop]: Abstraction has 166255 states and 227006 transitions. [2022-07-12 14:50:19,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-12 14:50:19,065 INFO L276 IsEmpty]: Start isEmpty. Operand 166255 states and 227006 transitions. [2022-07-12 14:50:19,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2022-07-12 14:50:19,086 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:19,087 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 21, 21, 21, 21, 21, 21, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:50:19,171 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-07-12 14:50:19,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:50:19,304 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:19,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:19,304 INFO L85 PathProgramCache]: Analyzing trace with hash -260401706, now seen corresponding path program 1 times [2022-07-12 14:50:19,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:19,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [804203383] [2022-07-12 14:50:19,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:19,308 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:19,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:19,309 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 14:50:19,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-12 14:50:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:23,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 4909 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:23,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2454 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2361 trivial. 0 not checked. [2022-07-12 14:50:24,256 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:24,256 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:24,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [804203383] [2022-07-12 14:50:24,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [804203383] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:24,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:24,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:24,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302162913] [2022-07-12 14:50:24,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:24,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:24,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:24,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:24,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:24,269 INFO L87 Difference]: Start difference. First operand 166255 states and 227006 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (43), 3 states have call predecessors, (43), 3 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-07-12 14:50:30,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:30,615 INFO L93 Difference]: Finished difference Result 381297 states and 520482 transitions. [2022-07-12 14:50:30,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:30,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 3 states have call successors, (43), 3 states have call predecessors, (43), 3 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 420 [2022-07-12 14:50:30,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:31,773 INFO L225 Difference]: With dead ends: 381297 [2022-07-12 14:50:31,774 INFO L226 Difference]: Without dead ends: 215095 [2022-07-12 14:50:32,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 418 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 14:50:32,689 INFO L413 NwaCegarLoop]: 8351 mSDtfsCounter, 3733 mSDsluCounter, 4551 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3733 SdHoareTripleChecker+Valid, 12902 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:32,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3733 Valid, 12902 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-12 14:50:32,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215095 states.