./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-team-team.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN --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 fa7a67fd083bae0f32dee6a9d6b02333e5642185d7c291c7921a10d0fe0b84f2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:49:19,669 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:49:19,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:49:19,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:49:19,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:49:19,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:49:19,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:49:19,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:49:19,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:49:19,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:49:19,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:49:19,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:49:19,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:49:19,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:49:19,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:49:19,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:49:19,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:49:19,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:49:19,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:49:19,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:49:19,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:49:19,745 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:49:19,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:49:19,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:49:19,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:49:19,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:49:19,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:49:19,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:49:19,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:49:19,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:49:19,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:49:19,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:49:19,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:49:19,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:49:19,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:49:19,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:49:19,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:49:19,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:49:19,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:49:19,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:49:19,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:49:19,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 10:49:19,811 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:49:19,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:49:19,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:49:19,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:49:19,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:49:19,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:49:19,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:49:19,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:49:19,814 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:49:19,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:49:19,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:49:19,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:49:19,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:49:19,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:49:19,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:49:19,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:49:19,817 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:49:19,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:49:19,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:49:19,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:49:19,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:49:19,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:49:19,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:49:19,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:49:19,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:49:19,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:49:19,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:49:19,819 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:49:19,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:49:19,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:49:19,820 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa7a67fd083bae0f32dee6a9d6b02333e5642185d7c291c7921a10d0fe0b84f2 [2022-11-20 10:49:20,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:49:20,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:49:20,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:49:20,128 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:49:20,129 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:49:20,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i [2022-11-20 10:49:23,217 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:49:23,988 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:49:23,989 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i [2022-11-20 10:49:24,069 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data/b4c06a77f/2237907cc7324460bc5e0a75daddbdc6/FLAGb91c693de [2022-11-20 10:49:24,090 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data/b4c06a77f/2237907cc7324460bc5e0a75daddbdc6 [2022-11-20 10:49:24,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:49:24,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:49:24,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:49:24,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:49:24,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:49:24,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:49:24" (1/1) ... [2022-11-20 10:49:24,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3348ec4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:24, skipping insertion in model container [2022-11-20 10:49:24,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:49:24" (1/1) ... [2022-11-20 10:49:24,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:49:24,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:49:25,189 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractShiftRight(BitabsTranslation.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:418) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 10:49:25,200 INFO L158 Benchmark]: Toolchain (without parser) took 1100.83ms. Allocated memory is still 146.8MB. Free memory was 98.2MB in the beginning and 84.3MB in the end (delta: 13.9MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2022-11-20 10:49:25,201 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:49:25,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1097.19ms. Allocated memory is still 146.8MB. Free memory was 97.4MB in the beginning and 84.3MB in the end (delta: 13.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2022-11-20 10:49:25,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1097.19ms. Allocated memory is still 146.8MB. Free memory was 97.4MB in the beginning and 84.3MB in the end (delta: 13.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN --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 fa7a67fd083bae0f32dee6a9d6b02333e5642185d7c291c7921a10d0fe0b84f2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:49:27,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:49:27,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:49:27,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:49:27,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:49:27,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:49:27,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:49:27,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:49:27,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:49:27,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:49:27,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:49:27,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:49:27,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:49:27,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:49:27,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:49:27,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:49:27,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:49:27,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:49:27,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:49:27,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:49:27,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:49:27,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:49:27,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:49:27,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:49:27,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:49:27,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:49:27,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:49:27,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:49:27,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:49:27,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:49:27,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:49:27,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:49:27,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:49:27,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:49:27,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:49:27,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:49:27,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:49:27,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:49:27,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:49:27,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:49:27,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:49:27,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 10:49:27,962 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:49:27,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:49:27,964 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:49:27,965 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:49:27,966 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:49:27,966 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:49:27,967 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:49:27,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:49:27,967 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:49:27,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:49:27,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:49:27,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:49:27,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:49:27,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:49:27,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:49:27,970 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:49:27,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:49:27,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:49:27,971 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:49:27,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:49:27,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:49:27,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:49:27,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:49:27,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:49:27,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:49:27,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:49:27,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:49:27,973 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:49:27,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:49:27,974 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:49:27,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:49:27,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:49:27,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:49:27,975 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa7a67fd083bae0f32dee6a9d6b02333e5642185d7c291c7921a10d0fe0b84f2 [2022-11-20 10:49:28,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:49:28,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:49:28,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:49:28,490 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:49:28,490 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:49:28,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i [2022-11-20 10:49:31,926 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:49:32,810 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:49:32,810 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i [2022-11-20 10:49:32,899 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data/7515410a1/7257c0dd6ef84b0cb6730e95d3b3b3c5/FLAG16c251367 [2022-11-20 10:49:32,922 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/data/7515410a1/7257c0dd6ef84b0cb6730e95d3b3b3c5 [2022-11-20 10:49:32,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:49:32,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:49:32,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:49:32,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:49:32,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:49:32,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:49:32" (1/1) ... [2022-11-20 10:49:32,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aeb1d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:32, skipping insertion in model container [2022-11-20 10:49:32,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:49:32" (1/1) ... [2022-11-20 10:49:32,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:49:33,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:49:38,368 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i[473889,473902] [2022-11-20 10:49:38,383 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i[474034,474047] [2022-11-20 10:49:38,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:49:38,504 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 10:49:38,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:49:39,234 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i[473889,473902] [2022-11-20 10:49:39,236 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i[474034,474047] [2022-11-20 10:49:39,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:49:39,296 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:49:39,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i[473889,473902] [2022-11-20 10:49:39,991 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i[474034,474047] [2022-11-20 10:49:40,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:49:40,460 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:49:40,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40 WrapperNode [2022-11-20 10:49:40,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:49:40,463 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:49:40,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:49:40,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:49:40,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:40,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:40,859 INFO L138 Inliner]: procedures = 723, calls = 3047, calls flagged for inlining = 320, calls inlined = 256, statements flattened = 6238 [2022-11-20 10:49:40,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:49:40,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:49:40,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:49:40,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:49:40,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:40,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:40,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:40,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:41,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:41,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:41,333 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:41,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:41,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:49:41,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:49:41,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:49:41,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:49:41,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (1/1) ... [2022-11-20 10:49:41,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:49:41,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:49:41,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:49:41,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:49:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-20 10:49:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-20 10:49:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-11-20 10:49:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-11-20 10:49:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-20 10:49:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-20 10:49:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_get [2022-11-20 10:49:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_get [2022-11-20 10:49:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-11-20 10:49:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-11-20 10:49:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 10:49:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 10:49:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_get [2022-11-20 10:49:41,507 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_get [2022-11-20 10:49:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-11-20 10:49:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-11-20 10:49:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-11-20 10:49:41,508 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-11-20 10:49:41,508 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-20 10:49:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-20 10:49:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 10:49:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 10:49:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-11-20 10:49:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-11-20 10:49:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_set [2022-11-20 10:49:41,511 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_set [2022-11-20 10:49:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-11-20 10:49:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-11-20 10:49:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_port_list_get [2022-11-20 10:49:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_port_list_get [2022-11-20 10:49:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-11-20 10:49:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-11-20 10:49:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-20 10:49:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-20 10:49:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-20 10:49:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-20 10:49:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-20 10:49:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-20 10:49:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-11-20 10:49:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-11-20 10:49:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_get [2022-11-20 10:49:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_get [2022-11-20 10:49:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-11-20 10:49:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-11-20 10:49:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-11-20 10:49:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-11-20 10:49:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-11-20 10:49:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-11-20 10:49:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-20 10:49:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-20 10:49:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-20 10:49:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-20 10:49:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-11-20 10:49:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-11-20 10:49:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 10:49:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 10:49:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-11-20 10:49:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-11-20 10:49:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-11-20 10:49:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-11-20 10:49:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-11-20 10:49:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-11-20 10:49:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_set [2022-11-20 10:49:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_set [2022-11-20 10:49:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-11-20 10:49:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-11-20 10:49:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-11-20 10:49:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-11-20 10:49:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:49:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-11-20 10:49:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-11-20 10:49:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-11-20 10:49:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-11-20 10:49:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-20 10:49:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:49:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 10:49:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-11-20 10:49:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-11-20 10:49:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-11-20 10:49:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-11-20 10:49:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 10:49:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-20 10:49:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-20 10:49:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2022-11-20 10:49:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2022-11-20 10:49:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-20 10:49:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-20 10:49:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_set [2022-11-20 10:49:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_set [2022-11-20 10:49:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-11-20 10:49:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-11-20 10:49:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-11-20 10:49:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-11-20 10:49:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_set [2022-11-20 10:49:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_set [2022-11-20 10:49:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-11-20 10:49:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-11-20 10:49:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-11-20 10:49:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-11-20 10:49:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-11-20 10:49:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-11-20 10:49:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-11-20 10:49:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-11-20 10:49:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_interval_get [2022-11-20 10:49:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_interval_get [2022-11-20 10:49:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_upper_dev_unlink [2022-11-20 10:49:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_upper_dev_unlink [2022-11-20 10:49:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-11-20 10:49:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-11-20 10:49:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 10:49:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 10:49:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-11-20 10:49:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-11-20 10:49:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-20 10:49:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-20 10:49:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 10:49:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 10:49:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-11-20 10:49:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-11-20 10:49:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-11-20 10:49:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-11-20 10:49:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-11-20 10:49:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-11-20 10:49:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-20 10:49:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-20 10:49:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-20 10:49:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-20 10:49:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-11-20 10:49:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-11-20 10:49:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-20 10:49:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-20 10:49:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-20 10:49:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-20 10:49:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-20 10:49:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-20 10:49:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-11-20 10:49:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-11-20 10:49:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-11-20 10:49:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-11-20 10:49:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-11-20 10:49:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-11-20 10:49:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-11-20 10:49:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-11-20 10:49:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-20 10:49:41,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-20 10:49:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-20 10:49:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-20 10:49:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:49:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-20 10:49:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-20 10:49:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-20 10:49:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-20 10:49:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-20 10:49:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-20 10:49:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:49:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-11-20 10:49:41,545 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-11-20 10:49:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-20 10:49:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-20 10:49:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 10:49:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 10:49:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-11-20 10:49:41,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-11-20 10:49:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:49:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:49:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_get [2022-11-20 10:49:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_get [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-20 10:49:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_set [2022-11-20 10:49:41,547 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_set [2022-11-20 10:49:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~C_INT [2022-11-20 10:49:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~C_INT [2022-11-20 10:49:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-20 10:49:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-20 10:49:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-20 10:49:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-20 10:49:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-11-20 10:49:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-11-20 10:49:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-11-20 10:49:41,548 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-11-20 10:49:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-11-20 10:49:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-11-20 10:49:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-11-20 10:49:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-11-20 10:49:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-20 10:49:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-20 10:49:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-20 10:49:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-20 10:49:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_id_option_get [2022-11-20 10:49:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_id_option_get [2022-11-20 10:49:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-11-20 10:49:41,549 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-11-20 10:49:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-20 10:49:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-20 10:49:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-11-20 10:49:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-11-20 10:49:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 10:49:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-11-20 10:49:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-11-20 10:49:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_get [2022-11-20 10:49:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_get [2022-11-20 10:49:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-20 10:49:41,550 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-20 10:49:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:49:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:49:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_noop [2022-11-20 10:49:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_noop [2022-11-20 10:49:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-11-20 10:49:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-11-20 10:49:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-11-20 10:49:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-11-20 10:49:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-11-20 10:49:41,551 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-11-20 10:49:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdevice_notifier [2022-11-20 10:49:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdevice_notifier [2022-11-20 10:49:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 10:49:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-11-20 10:49:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-11-20 10:49:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 10:49:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 10:49:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-11-20 10:49:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-11-20 10:49:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 10:49:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 10:49:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 10:49:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 10:49:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 10:49:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-20 10:49:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-20 10:49:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-11-20 10:49:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-11-20 10:49:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-20 10:49:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-20 10:49:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-11-20 10:49:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-11-20 10:49:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-11-20 10:49:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-11-20 10:49:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-11-20 10:49:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-11-20 10:49:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-20 10:49:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-11-20 10:49:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-11-20 10:49:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-11-20 10:49:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-11-20 10:49:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-20 10:49:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-20 10:49:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-11-20 10:49:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-11-20 10:49:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-11-20 10:49:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-11-20 10:49:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-20 10:49:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-20 10:49:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-11-20 10:49:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-11-20 10:49:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-11-20 10:49:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-11-20 10:49:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 10:49:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 10:49:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-11-20 10:49:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-11-20 10:49:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-11-20 10:49:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-11-20 10:49:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_en_option_get [2022-11-20 10:49:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_en_option_get [2022-11-20 10:49:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-11-20 10:49:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-11-20 10:49:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-11-20 10:49:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-11-20 10:49:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:49:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-20 10:49:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-20 10:49:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_team_module_exit_24_2 [2022-11-20 10:49:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_team_module_exit_24_2 [2022-11-20 10:49:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-11-20 10:49:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-11-20 10:49:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-11-20 10:49:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-11-20 10:49:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-20 10:49:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-20 10:49:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:49:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-20 10:49:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-20 10:49:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-11-20 10:49:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-11-20 10:49:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-11-20 10:49:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-11-20 10:49:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_en_option_set [2022-11-20 10:49:41,562 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_en_option_set [2022-11-20 10:49:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 10:49:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 10:49:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 10:49:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 10:49:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 10:49:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-11-20 10:49:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-11-20 10:49:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-11-20 10:49:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-11-20 10:49:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-20 10:49:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-20 10:49:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-20 10:49:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-20 10:49:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-20 10:49:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-20 10:49:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-20 10:49:41,563 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-20 10:49:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 10:49:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 10:49:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-20 10:49:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-20 10:49:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-11-20 10:49:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-11-20 10:49:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_interval_set [2022-11-20 10:49:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_interval_set [2022-11-20 10:49:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-11-20 10:49:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-11-20 10:49:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-20 10:49:41,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-20 10:49:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-11-20 10:49:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-11-20 10:49:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-20 10:49:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-20 10:49:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-11-20 10:49:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-11-20 10:49:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-11-20 10:49:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-11-20 10:49:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-11-20 10:49:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-11-20 10:49:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-11-20 10:49:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-11-20 10:49:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-11-20 10:49:41,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-11-20 10:49:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_count_set [2022-11-20 10:49:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_count_set [2022-11-20 10:49:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-11-20 10:49:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-11-20 10:49:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 10:49:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 10:49:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-20 10:49:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-20 10:49:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-20 10:49:41,566 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-20 10:49:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-11-20 10:49:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-11-20 10:49:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-20 10:49:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-20 10:49:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-11-20 10:49:41,567 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-11-20 10:49:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 10:49:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-11-20 10:49:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-11-20 10:49:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 10:49:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 10:49:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 10:49:41,568 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-11-20 10:49:41,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-11-20 10:49:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 10:49:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 10:49:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-11-20 10:49:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-11-20 10:49:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure team_priority_option_set [2022-11-20 10:49:41,569 INFO L138 BoogieDeclarations]: Found implementation of procedure team_priority_option_set [2022-11-20 10:49:41,569 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-11-20 10:49:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-11-20 10:49:41,570 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-11-20 10:49:41,570 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-11-20 10:49:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-11-20 10:49:41,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-11-20 10:49:41,571 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-11-20 10:49:41,573 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-11-20 10:49:41,573 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-11-20 10:49:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-11-20 10:49:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_90 [2022-11-20 10:49:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_90 [2022-11-20 10:49:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-11-20 10:49:41,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-11-20 10:49:41,574 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-11-20 10:49:41,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-11-20 10:49:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-20 10:49:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-20 10:49:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_91 [2022-11-20 10:49:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_91 [2022-11-20 10:49:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-20 10:49:41,577 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-20 10:49:41,577 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-20 10:49:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-20 10:49:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_count_get [2022-11-20 10:49:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_count_get [2022-11-20 10:49:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-11-20 10:49:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-11-20 10:49:41,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 10:49:41,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 10:49:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-11-20 10:49:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-11-20 10:49:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-20 10:49:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-20 10:49:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-11-20 10:49:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-11-20 10:49:41,579 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-20 10:49:41,579 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-20 10:49:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-11-20 10:49:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-11-20 10:49:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-11-20 10:49:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-11-20 10:49:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-11-20 10:49:41,580 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-11-20 10:49:41,580 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-11-20 10:49:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-11-20 10:49:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-20 10:49:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-20 10:49:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-20 10:49:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_rx_handler_unregister [2022-11-20 10:49:41,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_rx_handler_unregister [2022-11-20 10:49:41,581 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-11-20 10:49:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-11-20 10:49:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-20 10:49:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-20 10:49:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-11-20 10:49:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-11-20 10:49:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 10:49:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 10:49:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-11-20 10:49:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-11-20 10:49:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-11-20 10:49:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-11-20 10:49:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-11-20 10:49:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-11-20 10:49:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure team_user_linkup_option_get [2022-11-20 10:49:41,583 INFO L138 BoogieDeclarations]: Found implementation of procedure team_user_linkup_option_get [2022-11-20 10:49:42,782 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:49:42,787 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:49:43,391 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 10:50:11,765 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-20 10:50:12,041 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:50:12,074 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:50:12,074 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-20 10:50:12,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:12 BoogieIcfgContainer [2022-11-20 10:50:12,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:50:12,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:50:12,085 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:50:12,088 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:50:12,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:49:32" (1/3) ... [2022-11-20 10:50:12,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a54aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:50:12, skipping insertion in model container [2022-11-20 10:50:12,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:49:40" (2/3) ... [2022-11-20 10:50:12,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a54aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:50:12, skipping insertion in model container [2022-11-20 10:50:12,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:50:12" (3/3) ... [2022-11-20 10:50:12,092 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-team-team.cil.i [2022-11-20 10:50:12,112 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:50:12,112 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 10:50:12,236 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:50:12,243 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ca10db8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:50:12,244 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 10:50:12,263 INFO L276 IsEmpty]: Start isEmpty. Operand has 2891 states, 2036 states have (on average 1.31335952848723) internal successors, (2674), 2074 states have internal predecessors, (2674), 655 states have call successors, (655), 200 states have call predecessors, (655), 199 states have return successors, (649), 642 states have call predecessors, (649), 649 states have call successors, (649) [2022-11-20 10:50:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2022-11-20 10:50:12,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:12,411 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 42, 42, 42, 42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:12,411 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:50:12,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:12,417 INFO L85 PathProgramCache]: Analyzing trace with hash -222272170, now seen corresponding path program 1 times [2022-11-20 10:50:12,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:50:12,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [201209640] [2022-11-20 10:50:12,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:12,441 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:12,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:50:12,450 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:50:12,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-20 10:50:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:50:15,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 2726 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:50:15,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:50:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 7749 trivial. 0 not checked. [2022-11-20 10:50:15,716 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:50:15,717 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:50:15,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [201209640] [2022-11-20 10:50:15,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [201209640] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:50:15,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:50:15,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:50:15,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951341743] [2022-11-20 10:50:15,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:50:15,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:50:15,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:50:15,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:50:15,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:15,760 INFO L87 Difference]: Start difference. First operand has 2891 states, 2036 states have (on average 1.31335952848723) internal successors, (2674), 2074 states have internal predecessors, (2674), 655 states have call successors, (655), 200 states have call predecessors, (655), 199 states have return successors, (649), 642 states have call predecessors, (649), 649 states have call successors, (649) Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-11-20 10:50:16,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:50:16,602 INFO L93 Difference]: Finished difference Result 8340 states and 11607 transitions. [2022-11-20 10:50:16,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:50:16,605 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 500 [2022-11-20 10:50:16,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:50:16,659 INFO L225 Difference]: With dead ends: 8340 [2022-11-20 10:50:16,659 INFO L226 Difference]: Without dead ends: 5447 [2022-11-20 10:50:16,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 499 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:16,693 INFO L413 NwaCegarLoop]: 4510 mSDtfsCounter, 3681 mSDsluCounter, 3826 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3681 SdHoareTripleChecker+Valid, 8336 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 10:50:16,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3681 Valid, 8336 Invalid, 28 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 10:50:16,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5447 states. [2022-11-20 10:50:17,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5447 to 5443. [2022-11-20 10:50:17,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5443 states, 3847 states have (on average 1.293475435404211) internal successors, (4976), 3923 states have internal predecessors, (4976), 1201 states have call successors, (1201), 394 states have call predecessors, (1201), 394 states have return successors, (1201), 1185 states have call predecessors, (1201), 1201 states have call successors, (1201) [2022-11-20 10:50:17,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5443 states to 5443 states and 7378 transitions. [2022-11-20 10:50:17,183 INFO L78 Accepts]: Start accepts. Automaton has 5443 states and 7378 transitions. Word has length 500 [2022-11-20 10:50:17,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:50:17,187 INFO L495 AbstractCegarLoop]: Abstraction has 5443 states and 7378 transitions. [2022-11-20 10:50:17,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-11-20 10:50:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 5443 states and 7378 transitions. [2022-11-20 10:50:17,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2022-11-20 10:50:17,216 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:17,217 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 42, 42, 42, 42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:17,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:50:17,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:17,431 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:50:17,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:17,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1434427585, now seen corresponding path program 1 times [2022-11-20 10:50:17,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:50:17,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1667034904] [2022-11-20 10:50:17,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:17,436 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:17,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:50:17,438 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:50:17,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-20 10:50:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:50:20,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 2909 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:50:20,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:50:20,796 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 7749 trivial. 0 not checked. [2022-11-20 10:50:20,797 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:50:20,797 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:50:20,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1667034904] [2022-11-20 10:50:20,797 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1667034904] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:50:20,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:50:20,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:50:20,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381614645] [2022-11-20 10:50:20,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:50:20,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:50:20,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:50:20,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:50:20,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:20,801 INFO L87 Difference]: Start difference. First operand 5443 states and 7378 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-20 10:50:21,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:50:21,664 INFO L93 Difference]: Finished difference Result 16123 states and 21834 transitions. [2022-11-20 10:50:21,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:50:21,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 527 [2022-11-20 10:50:21,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:50:21,749 INFO L225 Difference]: With dead ends: 16123 [2022-11-20 10:50:21,749 INFO L226 Difference]: Without dead ends: 10769 [2022-11-20 10:50:21,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 525 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:21,780 INFO L413 NwaCegarLoop]: 4444 mSDtfsCounter, 3602 mSDsluCounter, 3748 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3602 SdHoareTripleChecker+Valid, 8192 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 10:50:21,780 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3602 Valid, 8192 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 10:50:21,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10769 states. [2022-11-20 10:50:22,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10769 to 10763. [2022-11-20 10:50:22,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10763 states, 7620 states have (on average 1.294488188976378) internal successors, (9864), 7774 states have internal predecessors, (9864), 2354 states have call successors, (2354), 788 states have call predecessors, (2354), 788 states have return successors, (2354), 2320 states have call predecessors, (2354), 2354 states have call successors, (2354) [2022-11-20 10:50:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10763 states to 10763 states and 14572 transitions. [2022-11-20 10:50:22,623 INFO L78 Accepts]: Start accepts. Automaton has 10763 states and 14572 transitions. Word has length 527 [2022-11-20 10:50:22,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:50:22,627 INFO L495 AbstractCegarLoop]: Abstraction has 10763 states and 14572 transitions. [2022-11-20 10:50:22,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-20 10:50:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 10763 states and 14572 transitions. [2022-11-20 10:50:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2022-11-20 10:50:22,648 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:22,649 INFO L195 NwaCegarLoop]: trace histogram [44, 44, 42, 42, 42, 42, 42, 42, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:22,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:50:22,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:22,871 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:50:22,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:22,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1286583271, now seen corresponding path program 1 times [2022-11-20 10:50:22,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:50:22,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1083105550] [2022-11-20 10:50:22,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:22,875 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:22,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:50:22,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:50:22,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-20 10:50:25,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:50:25,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 2761 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:50:25,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:50:25,693 INFO L134 CoverageAnalysis]: Checked inductivity of 8007 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 7749 trivial. 0 not checked. [2022-11-20 10:50:25,693 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:50:25,693 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:50:25,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1083105550] [2022-11-20 10:50:25,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1083105550] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:50:25,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:50:25,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:50:25,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635362334] [2022-11-20 10:50:25,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:50:25,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:50:25,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:50:25,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:50:25,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:25,700 INFO L87 Difference]: Start difference. First operand 10763 states and 14572 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-11-20 10:50:26,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:50:26,830 INFO L93 Difference]: Finished difference Result 24019 states and 32499 transitions. [2022-11-20 10:50:26,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:50:26,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 527 [2022-11-20 10:50:26,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:50:26,936 INFO L225 Difference]: With dead ends: 24019 [2022-11-20 10:50:26,937 INFO L226 Difference]: Without dead ends: 13345 [2022-11-20 10:50:26,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 525 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:26,980 INFO L413 NwaCegarLoop]: 4359 mSDtfsCounter, 3514 mSDsluCounter, 3675 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3514 SdHoareTripleChecker+Valid, 8034 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 10:50:26,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3514 Valid, 8034 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 10:50:26,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13345 states. [2022-11-20 10:50:27,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13345 to 13343. [2022-11-20 10:50:27,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13343 states, 9446 states have (on average 1.2948337920813042) internal successors, (12231), 9636 states have internal predecessors, (12231), 2909 states have call successors, (2909), 987 states have call predecessors, (2909), 987 states have return successors, (2909), 2868 states have call predecessors, (2909), 2909 states have call successors, (2909) [2022-11-20 10:50:27,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13343 states to 13343 states and 18049 transitions. [2022-11-20 10:50:27,811 INFO L78 Accepts]: Start accepts. Automaton has 13343 states and 18049 transitions. Word has length 527 [2022-11-20 10:50:27,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:50:27,812 INFO L495 AbstractCegarLoop]: Abstraction has 13343 states and 18049 transitions. [2022-11-20 10:50:27,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (51), 3 states have call predecessors, (51), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-11-20 10:50:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 13343 states and 18049 transitions. [2022-11-20 10:50:27,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2022-11-20 10:50:27,820 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:27,821 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 42, 42, 42, 42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:27,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:50:28,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:28,043 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:50:28,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:28,043 INFO L85 PathProgramCache]: Analyzing trace with hash 2145368662, now seen corresponding path program 1 times [2022-11-20 10:50:28,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:50:28,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [959623420] [2022-11-20 10:50:28,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:28,048 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:28,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:50:28,049 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:50:28,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-20 10:50:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:50:30,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 2879 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:50:30,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:50:30,974 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 7749 trivial. 0 not checked. [2022-11-20 10:50:30,975 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:50:30,975 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:50:30,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [959623420] [2022-11-20 10:50:30,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [959623420] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:50:30,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:50:30,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:50:30,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741599669] [2022-11-20 10:50:30,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:50:30,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:50:30,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:50:30,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:50:30,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:30,977 INFO L87 Difference]: Start difference. First operand 13343 states and 18049 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-20 10:50:32,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:50:32,424 INFO L93 Difference]: Finished difference Result 37245 states and 50349 transitions. [2022-11-20 10:50:32,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:50:32,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 534 [2022-11-20 10:50:32,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:50:32,548 INFO L225 Difference]: With dead ends: 37245 [2022-11-20 10:50:32,549 INFO L226 Difference]: Without dead ends: 23991 [2022-11-20 10:50:32,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 533 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:32,609 INFO L413 NwaCegarLoop]: 4422 mSDtfsCounter, 3602 mSDsluCounter, 3750 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3602 SdHoareTripleChecker+Valid, 8172 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 10:50:32,610 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3602 Valid, 8172 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 10:50:32,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23991 states. [2022-11-20 10:50:34,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23991 to 23981. [2022-11-20 10:50:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23981 states, 16991 states have (on average 1.2939203107527515) internal successors, (21985), 17337 states have internal predecessors, (21985), 5206 states have call successors, (5206), 1783 states have call predecessors, (5206), 1783 states have return successors, (5206), 5129 states have call predecessors, (5206), 5206 states have call successors, (5206) [2022-11-20 10:50:34,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23981 states to 23981 states and 32397 transitions. [2022-11-20 10:50:34,341 INFO L78 Accepts]: Start accepts. Automaton has 23981 states and 32397 transitions. Word has length 534 [2022-11-20 10:50:34,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:50:34,343 INFO L495 AbstractCegarLoop]: Abstraction has 23981 states and 32397 transitions. [2022-11-20 10:50:34,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (55), 3 states have call predecessors, (55), 3 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2022-11-20 10:50:34,343 INFO L276 IsEmpty]: Start isEmpty. Operand 23981 states and 32397 transitions. [2022-11-20 10:50:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2022-11-20 10:50:34,351 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:34,352 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 42, 42, 42, 42, 42, 42, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:34,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-11-20 10:50:34,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:34,575 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:50:34,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:34,575 INFO L85 PathProgramCache]: Analyzing trace with hash 991242380, now seen corresponding path program 1 times [2022-11-20 10:50:34,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:50:34,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842294473] [2022-11-20 10:50:34,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:34,580 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:34,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:50:34,581 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:50:34,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-20 10:50:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:50:37,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 2849 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:50:37,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:50:37,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7878 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 7752 trivial. 0 not checked. [2022-11-20 10:50:37,562 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:50:37,562 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:50:37,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842294473] [2022-11-20 10:50:37,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842294473] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:50:37,563 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:50:37,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:50:37,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399350578] [2022-11-20 10:50:37,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:50:37,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:50:37,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:50:37,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:50:37,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:37,565 INFO L87 Difference]: Start difference. First operand 23981 states and 32397 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (53), 3 states have call predecessors, (53), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-20 10:50:39,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:50:39,874 INFO L93 Difference]: Finished difference Result 70757 states and 96280 transitions. [2022-11-20 10:50:39,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:50:39,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (53), 3 states have call predecessors, (53), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 529 [2022-11-20 10:50:39,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:50:40,135 INFO L225 Difference]: With dead ends: 70757 [2022-11-20 10:50:40,135 INFO L226 Difference]: Without dead ends: 46865 [2022-11-20 10:50:40,220 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 527 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:40,221 INFO L413 NwaCegarLoop]: 4420 mSDtfsCounter, 3537 mSDsluCounter, 3751 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3537 SdHoareTripleChecker+Valid, 8171 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 10:50:40,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3537 Valid, 8171 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 10:50:40,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46865 states. [2022-11-20 10:50:43,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46865 to 46827. [2022-11-20 10:50:43,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46827 states, 33025 states have (on average 1.2918092354277062) internal successors, (42662), 33735 states have internal predecessors, (42662), 10253 states have call successors, (10253), 3557 states have call predecessors, (10253), 3548 states have return successors, (11017), 10072 states have call predecessors, (11017), 10253 states have call successors, (11017) [2022-11-20 10:50:43,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46827 states to 46827 states and 63932 transitions. [2022-11-20 10:50:43,695 INFO L78 Accepts]: Start accepts. Automaton has 46827 states and 63932 transitions. Word has length 529 [2022-11-20 10:50:43,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:50:43,697 INFO L495 AbstractCegarLoop]: Abstraction has 46827 states and 63932 transitions. [2022-11-20 10:50:43,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (53), 3 states have call predecessors, (53), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-20 10:50:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 46827 states and 63932 transitions. [2022-11-20 10:50:43,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2022-11-20 10:50:43,709 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:43,709 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 42, 42, 42, 42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:43,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:50:43,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:43,923 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:50:43,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:43,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1503190024, now seen corresponding path program 1 times [2022-11-20 10:50:43,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:50:43,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1663431189] [2022-11-20 10:50:43,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:43,927 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:43,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:50:43,929 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:50:43,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-20 10:50:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:50:46,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 3028 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:50:46,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:50:47,033 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 7749 trivial. 0 not checked. [2022-11-20 10:50:47,034 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:50:47,034 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:50:47,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1663431189] [2022-11-20 10:50:47,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1663431189] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:50:47,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:50:47,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:50:47,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411714174] [2022-11-20 10:50:47,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:50:47,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:50:47,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:50:47,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:50:47,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:47,037 INFO L87 Difference]: Start difference. First operand 46827 states and 63932 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-20 10:50:51,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:50:51,201 INFO L93 Difference]: Finished difference Result 135143 states and 184442 transitions. [2022-11-20 10:50:51,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:50:51,201 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 547 [2022-11-20 10:50:51,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:50:51,983 INFO L225 Difference]: With dead ends: 135143 [2022-11-20 10:50:51,984 INFO L226 Difference]: Without dead ends: 88405 [2022-11-20 10:50:52,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 546 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:50:52,158 INFO L413 NwaCegarLoop]: 5358 mSDtfsCounter, 3602 mSDsluCounter, 3749 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3602 SdHoareTripleChecker+Valid, 9107 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 10:50:52,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3602 Valid, 9107 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 10:50:52,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88405 states. [2022-11-20 10:50:57,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88405 to 88391. [2022-11-20 10:50:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88391 states, 62355 states have (on average 1.2905781412877877) internal successors, (80474), 63705 states have internal predecessors, (80474), 19319 states have call successors, (19319), 6733 states have call predecessors, (19319), 6716 states have return successors, (20745), 18970 states have call predecessors, (20745), 19319 states have call successors, (20745) [2022-11-20 10:50:57,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88391 states to 88391 states and 120538 transitions. [2022-11-20 10:50:57,902 INFO L78 Accepts]: Start accepts. Automaton has 88391 states and 120538 transitions. Word has length 547 [2022-11-20 10:50:57,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:50:57,903 INFO L495 AbstractCegarLoop]: Abstraction has 88391 states and 120538 transitions. [2022-11-20 10:50:57,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (57), 3 states have call predecessors, (57), 3 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-20 10:50:57,903 INFO L276 IsEmpty]: Start isEmpty. Operand 88391 states and 120538 transitions. [2022-11-20 10:50:57,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2022-11-20 10:50:57,914 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:50:57,914 INFO L195 NwaCegarLoop]: trace histogram [43, 43, 42, 42, 42, 42, 42, 42, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:50:57,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:50:58,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:58,134 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:50:58,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:50:58,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1891420665, now seen corresponding path program 1 times [2022-11-20 10:50:58,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:50:58,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553385955] [2022-11-20 10:50:58,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:50:58,137 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:50:58,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:50:58,139 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:50:58,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ff3b54-59ed-42e9-8147-827ac33be076/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-20 10:51:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:51:01,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 3045 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:51:01,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:51:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 7887 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 7761 trivial. 0 not checked. [2022-11-20 10:51:01,238 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:51:01,238 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:51:01,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553385955] [2022-11-20 10:51:01,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553385955] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:51:01,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:51:01,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:51:01,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566683734] [2022-11-20 10:51:01,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:51:01,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:51:01,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:51:01,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:51:01,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:51:01,241 INFO L87 Difference]: Start difference. First operand 88391 states and 120538 transitions. Second operand has 3 states, 3 states have (on average 42.0) internal successors, (126), 3 states have internal predecessors, (126), 3 states have call successors, (61), 3 states have call predecessors, (61), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55)