./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 --- 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 10:42:44,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:42:44,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:42:44,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:42:44,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:42:44,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:42:44,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:42:44,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:42:44,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:42:44,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:42:44,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:42:44,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:42:44,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:42:44,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:42:44,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:42:44,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:42:44,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:42:44,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:42:44,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:42:44,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:42:44,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:42:44,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:42:44,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:42:44,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:42:44,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:42:44,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:42:44,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:42:44,655 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:42:44,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:42:44,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:42:44,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:42:44,658 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:42:44,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:42:44,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:42:44,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:42:44,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:42:44,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:42:44,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:42:44,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:42:44,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:42:44,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:42:44,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 10:42:44,712 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:42:44,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:42:44,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:42:44,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:42:44,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:42:44,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:42:44,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:42:44,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:42:44,720 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:42:44,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:42:44,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:42:44,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:42:44,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:42:44,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:42:44,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:42:44,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:42:44,723 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:42:44,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:42:44,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:42:44,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:42:44,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:42:44,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:42:44,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:42:44,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:42:44,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:42:44,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:42:44,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:42:44,726 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:42:44,727 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:42:44,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:42:44,727 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 [2022-11-20 10:42:45,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:42:45,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:42:45,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:42:45,111 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:42:45,112 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:42:45,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2022-11-20 10:42:48,166 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:42:48,845 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:42:48,846 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2022-11-20 10:42:48,913 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data/2fab9b9b2/c600e2adf3cf4eb7a7de2f50ba4c0d03/FLAG1bb7d2a82 [2022-11-20 10:42:48,932 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data/2fab9b9b2/c600e2adf3cf4eb7a7de2f50ba4c0d03 [2022-11-20 10:42:48,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:42:48,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:42:48,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:42:48,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:42:48,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:42:48,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:42:48" (1/1) ... [2022-11-20 10:42:48,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a723fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:48, skipping insertion in model container [2022-11-20 10:42:48,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:42:48" (1/1) ... [2022-11-20 10:42:48,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:42:49,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:42:49,848 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 10:42:49,858 INFO L158 Benchmark]: Toolchain (without parser) took 916.36ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 91.7MB in the beginning and 127.1MB in the end (delta: -35.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-11-20 10:42:49,859 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 100.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:42:49,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 911.86ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 91.7MB in the beginning and 127.1MB in the end (delta: -35.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2022-11-20 10:42:49,863 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 100.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 911.86ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 91.7MB in the beginning and 127.1MB in the end (delta: -35.4MB). Peak memory consumption was 48.2MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 --- 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 10:42:52,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:42:52,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:42:52,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:42:52,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:42:52,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:42:52,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:42:52,184 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:42:52,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:42:52,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:42:52,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:42:52,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:42:52,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:42:52,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:42:52,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:42:52,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:42:52,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:42:52,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:42:52,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:42:52,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:42:52,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:42:52,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:42:52,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:42:52,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:42:52,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:42:52,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:42:52,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:42:52,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:42:52,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:42:52,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:42:52,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:42:52,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:42:52,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:42:52,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:42:52,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:42:52,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:42:52,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:42:52,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:42:52,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:42:52,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:42:52,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:42:52,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 10:42:52,297 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:42:52,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:42:52,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:42:52,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:42:52,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:42:52,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:42:52,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:42:52,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:42:52,301 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:42:52,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:42:52,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:42:52,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:42:52,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:42:52,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:42:52,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:42:52,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:42:52,304 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:42:52,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:42:52,304 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:42:52,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:42:52,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:42:52,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:42:52,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:42:52,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:42:52,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:42:52,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:42:52,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:42:52,306 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:42:52,306 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:42:52,306 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:42:52,307 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:42:52,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:42:52,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:42:52,307 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7e65f4873f721e135371f2b64bea53a61355f60220cd3c965b9b34f2d17e4 [2022-11-20 10:42:52,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:42:52,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:42:52,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:42:52,741 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:42:52,742 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:42:52,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2022-11-20 10:42:55,857 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:42:56,563 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:42:56,563 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2022-11-20 10:42:56,637 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data/6c63e9338/77f33060a3184d1ca7c5b6963aea64ea/FLAGecb1f5b09 [2022-11-20 10:42:56,653 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/data/6c63e9338/77f33060a3184d1ca7c5b6963aea64ea [2022-11-20 10:42:56,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:42:56,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:42:56,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:42:56,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:42:56,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:42:56,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:42:56" (1/1) ... [2022-11-20 10:42:56,664 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac1afcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:42:56, skipping insertion in model container [2022-11-20 10:42:56,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:42:56" (1/1) ... [2022-11-20 10:42:56,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:42:56,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:43:01,684 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2022-11-20 10:43:01,689 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2022-11-20 10:43:01,690 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2022-11-20 10:43:01,692 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2022-11-20 10:43:01,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:43:01,803 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 10:43:01,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:43:02,408 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2022-11-20 10:43:02,409 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2022-11-20 10:43:02,409 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2022-11-20 10:43:02,410 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2022-11-20 10:43:02,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:43:02,455 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:43:03,143 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464820,464833] [2022-11-20 10:43:03,144 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[464989,465002] [2022-11-20 10:43:03,145 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465156,465169] [2022-11-20 10:43:03,145 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_a6669e4e-2d7e-4e77-908a-90eee770f5e2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i[465324,465337] [2022-11-20 10:43:03,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:43:03,594 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:43:03,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03 WrapperNode [2022-11-20 10:43:03,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:43:03,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:43:03,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:43:03,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:43:03,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:03,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:03,974 INFO L138 Inliner]: procedures = 677, calls = 2959, calls flagged for inlining = 321, calls inlined = 256, statements flattened = 5793 [2022-11-20 10:43:03,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:43:03,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:43:03,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:43:03,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:43:03,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:03,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,216 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:43:04,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:43:04,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:43:04,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:43:04,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (1/1) ... [2022-11-20 10:43:04,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:43:04,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:43:04,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:43:04,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:43:04,375 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-20 10:43:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-20 10:43:04,376 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-20 10:43:04,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-20 10:43:04,376 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-20 10:43:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-20 10:43:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-20 10:43:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-20 10:43:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_mac_processor [2022-11-20 10:43:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_mac_processor [2022-11-20 10:43:04,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 10:43:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 10:43:04,378 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32 [2022-11-20 10:43:04,378 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32 [2022-11-20 10:43:04,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-20 10:43:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-20 10:43:04,379 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_regs_len [2022-11-20 10:43:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_regs_len [2022-11-20 10:43:04,379 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-20 10:43:04,379 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-20 10:43:04,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 10:43:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 10:43:04,380 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_on [2022-11-20 10:43:04,380 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_on [2022-11-20 10:43:04,380 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_rx_engine [2022-11-20 10:43:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_rx_engine [2022-11-20 10:43:04,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-20 10:43:04,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-20 10:43:04,381 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-20 10:43:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-20 10:43:04,382 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-20 10:43:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-20 10:43:04,382 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-20 10:43:04,382 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-20 10:43:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-20 10:43:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-20 10:43:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_link [2022-11-20 10:43:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_link [2022-11-20 10:43:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-20 10:43:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-20 10:43:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure jme_netpoll [2022-11-20 10:43:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_netpoll [2022-11-20 10:43:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2022-11-20 10:43:04,384 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2022-11-20 10:43:04,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 10:43:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 10:43:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-20 10:43:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-20 10:43:04,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-20 10:43:04,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-20 10:43:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-20 10:43:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-20 10:43:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-20 10:43:04,386 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-20 10:43:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2022-11-20 10:43:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-20 10:43:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-20 10:43:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 10:43:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 10:43:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-20 10:43:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-20 10:43:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:43:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-20 10:43:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-20 10:43:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure jread32 [2022-11-20 10:43:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure jread32 [2022-11-20 10:43:04,389 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-11-20 10:43:04,389 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-11-20 10:43:04,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:43:04,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 10:43:04,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 10:43:04,390 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-11-20 10:43:04,390 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-20 10:43:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-20 10:43:04,390 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_rx_pcc [2022-11-20 10:43:04,390 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_rx_pcc [2022-11-20 10:43:04,390 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-20 10:43:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-20 10:43:04,391 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-20 10:43:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-20 10:43:04,391 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_unicastaddr [2022-11-20 10:43:04,391 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_unicastaddr [2022-11-20 10:43:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-20 10:43:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-20 10:43:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-20 10:43:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-20 10:43:04,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 10:43:04,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 10:43:04,393 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_calibration [2022-11-20 10:43:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_calibration [2022-11-20 10:43:04,393 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-20 10:43:04,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-20 10:43:04,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_82 [2022-11-20 10:43:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_82 [2022-11-20 10:43:04,394 INFO L130 BoogieDeclarations]: Found specification of procedure jme_restart_rx_engine [2022-11-20 10:43:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_restart_rx_engine [2022-11-20 10:43:04,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-11-20 10:43:04,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-11-20 10:43:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 10:43:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 10:43:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_88 [2022-11-20 10:43:04,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_88 [2022-11-20 10:43:04,395 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-20 10:43:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-20 10:43:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-20 10:43:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-20 10:43:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-20 10:43:04,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-20 10:43:04,396 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_hi_schedule [2022-11-20 10:43:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_hi_schedule [2022-11-20 10:43:04,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-20 10:43:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-20 10:43:04,397 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-20 10:43:04,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-20 10:43:04,398 INFO L130 BoogieDeclarations]: Found specification of procedure jme_linkstat_from_phy [2022-11-20 10:43:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_linkstat_from_phy [2022-11-20 10:43:04,398 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_write [2022-11-20 10:43:04,398 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_write [2022-11-20 10:43:04,398 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_on [2022-11-20 10:43:04,399 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_on [2022-11-20 10:43:04,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-20 10:43:04,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-20 10:43:04,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:43:04,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-20 10:43:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-20 10:43:04,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-20 10:43:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-20 10:43:04,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-20 10:43:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-20 10:43:04,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-20 10:43:04,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-20 10:43:04,402 INFO L130 BoogieDeclarations]: Found specification of procedure smi_phy_addr [2022-11-20 10:43:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_phy_addr [2022-11-20 10:43:04,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:43:04,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 10:43:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 10:43:04,402 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-20 10:43:04,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-20 10:43:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:43:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-20 10:43:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-20 10:43:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 10:43:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 10:43:04,403 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:43:04,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:43:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 10:43:04,404 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-11-20 10:43:04,404 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-11-20 10:43:04,405 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-11-20 10:43:04,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-11-20 10:43:04,405 INFO L130 BoogieDeclarations]: Found specification of procedure reg_dbg [2022-11-20 10:43:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_dbg [2022-11-20 10:43:04,406 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-20 10:43:04,406 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-20 10:43:04,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-20 10:43:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-20 10:43:04,407 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-20 10:43:04,407 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-20 10:43:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-20 10:43:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-20 10:43:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 10:43:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure jme_start_irq [2022-11-20 10:43:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_start_irq [2022-11-20 10:43:04,408 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-20 10:43:04,408 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-20 10:43:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:43:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:43:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-20 10:43:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-20 10:43:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-20 10:43:04,409 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-20 10:43:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 10:43:04,409 INFO L130 BoogieDeclarations]: Found specification of procedure jme_fill_tx_map [2022-11-20 10:43:04,410 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_fill_tx_map [2022-11-20 10:43:04,410 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_tx_resources [2022-11-20 10:43:04,411 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_tx_resources [2022-11-20 10:43:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-20 10:43:04,412 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-20 10:43:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 10:43:04,412 INFO L130 BoogieDeclarations]: Found specification of procedure jme_polling_mode [2022-11-20 10:43:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_polling_mode [2022-11-20 10:43:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 10:43:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 10:43:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable_pending [2022-11-20 10:43:04,413 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable_pending [2022-11-20 10:43:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 10:43:04,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 10:43:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 10:43:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 10:43:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure jme_remove_one [2022-11-20 10:43:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_remove_one [2022-11-20 10:43:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure jme_powersave_phy [2022-11-20 10:43:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_powersave_phy [2022-11-20 10:43:04,414 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_on [2022-11-20 10:43:04,414 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_on [2022-11-20 10:43:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2022-11-20 10:43:04,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_jme_cleanup_module_13_2 [2022-11-20 10:43:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure new_phy_power_ctrl [2022-11-20 10:43:04,415 INFO L138 BoogieDeclarations]: Found implementation of procedure new_phy_power_ctrl [2022-11-20 10:43:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-20 10:43:04,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-20 10:43:04,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-20 10:43:04,415 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-20 10:43:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2022-11-20 10:43:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2022-11-20 10:43:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure jme_intr_msi [2022-11-20 10:43:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_intr_msi [2022-11-20 10:43:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure jwrite32f [2022-11-20 10:43:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure jwrite32f [2022-11-20 10:43:04,416 INFO L130 BoogieDeclarations]: Found specification of procedure smi_reg_addr [2022-11-20 10:43:04,416 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_reg_addr [2022-11-20 10:43:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_settings [2022-11-20 10:43:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_settings [2022-11-20 10:43:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-20 10:43:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-20 10:43:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-20 10:43:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-20 10:43:04,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 10:43:04,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 10:43:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-20 10:43:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-20 10:43:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-20 10:43:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-20 10:43:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-20 10:43:04,418 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-20 10:43:04,418 INFO L130 BoogieDeclarations]: Found specification of procedure jme_nway_reset [2022-11-20 10:43:04,419 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_nway_reset [2022-11-20 10:43:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-20 10:43:04,419 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-20 10:43:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:43:04,419 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-20 10:43:04,422 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-20 10:43:04,422 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-20 10:43:04,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-20 10:43:04,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:43:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure jme_free_rx_resources [2022-11-20 10:43:04,424 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_free_rx_resources [2022-11-20 10:43:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure jme_resume [2022-11-20 10:43:04,424 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_resume [2022-11-20 10:43:04,424 INFO L130 BoogieDeclarations]: Found specification of procedure jme_tx_timeout [2022-11-20 10:43:04,429 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_tx_timeout [2022-11-20 10:43:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 10:43:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 10:43:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 10:43:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 10:43:04,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 10:43:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure jme_disable_tx_engine [2022-11-20 10:43:04,430 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_disable_tx_engine [2022-11-20 10:43:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-20 10:43:04,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-20 10:43:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-11-20 10:43:04,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-11-20 10:43:04,430 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-20 10:43:04,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-20 10:43:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 10:43:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 10:43:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_txclk_off [2022-11-20 10:43:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_txclk_off [2022-11-20 10:43:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_setEA [2022-11-20 10:43:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_setEA [2022-11-20 10:43:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-20 10:43:04,431 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-20 10:43:04,431 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_multi [2022-11-20 10:43:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_multi [2022-11-20 10:43:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-20 10:43:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-20 10:43:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure mmapio_memcpy [2022-11-20 10:43:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mmapio_memcpy [2022-11-20 10:43:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_87 [2022-11-20 10:43:04,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_87 [2022-11-20 10:43:04,432 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-20 10:43:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-20 10:43:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-20 10:43:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-20 10:43:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_read [2022-11-20 10:43:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_read [2022-11-20 10:43:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_81 [2022-11-20 10:43:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_81 [2022-11-20 10:43:04,433 INFO L130 BoogieDeclarations]: Found specification of procedure jme_clear_pm [2022-11-20 10:43:04,433 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_clear_pm [2022-11-20 10:43:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2022-11-20 10:43:04,434 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2022-11-20 10:43:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 10:43:04,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 10:43:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure jme_close [2022-11-20 10:43:04,434 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_close [2022-11-20 10:43:04,434 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-20 10:43:04,434 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-20 10:43:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-11-20 10:43:04,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-11-20 10:43:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-20 10:43:04,435 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-20 10:43:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_irq [2022-11-20 10:43:04,435 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_irq [2022-11-20 10:43:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-20 10:43:04,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-20 10:43:04,435 INFO L130 BoogieDeclarations]: Found specification of procedure jme_shutdown [2022-11-20 10:43:04,436 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_shutdown [2022-11-20 10:43:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 10:43:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mac_rxclk_off [2022-11-20 10:43:04,436 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mac_rxclk_off [2022-11-20 10:43:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 10:43:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 10:43:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 10:43:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure jme_reset_phy_processor [2022-11-20 10:43:04,436 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_reset_phy_processor [2022-11-20 10:43:04,436 INFO L130 BoogieDeclarations]: Found specification of procedure jme_suspend [2022-11-20 10:43:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_suspend [2022-11-20 10:43:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 10:43:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 10:43:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_specreg_write [2022-11-20 10:43:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_specreg_write [2022-11-20 10:43:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-20 10:43:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-20 10:43:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure jme_phy_off [2022-11-20 10:43:04,437 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_phy_off [2022-11-20 10:43:04,437 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_phyfifo_5level [2022-11-20 10:43:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_phyfifo_5level [2022-11-20 10:43:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-20 10:43:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-20 10:43:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-20 10:43:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-20 10:43:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure jme_get_eeprom_len [2022-11-20 10:43:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_get_eeprom_len [2022-11-20 10:43:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-11-20 10:43:04,438 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-11-20 10:43:04,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 10:43:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 10:43:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure jme_stop_pcc_timer [2022-11-20 10:43:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_stop_pcc_timer [2022-11-20 10:43:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure jme_interrupt_mode [2022-11-20 10:43:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_interrupt_mode [2022-11-20 10:43:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure jme_set_settings [2022-11-20 10:43:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_set_settings [2022-11-20 10:43:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure jme_mdio_read [2022-11-20 10:43:04,439 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_mdio_read [2022-11-20 10:43:04,439 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-20 10:43:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-20 10:43:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-20 10:43:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-20 10:43:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure jme_open [2022-11-20 10:43:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure jme_open [2022-11-20 10:43:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 10:43:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 10:43:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-20 10:43:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-20 10:43:04,440 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_enable [2022-11-20 10:43:04,440 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_enable [2022-11-20 10:43:05,784 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:43:05,789 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:43:12,803 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 10:43:51,039 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-20 10:43:51,526 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:43:51,548 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:43:51,549 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 10:43:51,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:51 BoogieIcfgContainer [2022-11-20 10:43:51,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:43:51,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:43:51,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:43:51,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:43:51,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:42:56" (1/3) ... [2022-11-20 10:43:51,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b2164a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:43:51, skipping insertion in model container [2022-11-20 10:43:51,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:03" (2/3) ... [2022-11-20 10:43:51,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b2164a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:43:51, skipping insertion in model container [2022-11-20 10:43:51,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:51" (3/3) ... [2022-11-20 10:43:51,564 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-jme.cil.i [2022-11-20 10:43:51,585 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:43:51,585 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-20 10:43:51,703 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:43:51,709 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;@11434d04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:43:51,710 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-20 10:43:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand has 2669 states, 1773 states have (on average 1.263395375070502) internal successors, (2240), 1824 states have internal predecessors, (2240), 740 states have call successors, (740), 158 states have call predecessors, (740), 157 states have return successors, (731), 715 states have call predecessors, (731), 731 states have call successors, (731) [2022-11-20 10:43:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-20 10:43:51,749 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:51,750 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:43:51,750 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:43:51,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:51,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1087452669, now seen corresponding path program 1 times [2022-11-20 10:43:51,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:51,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1537462331] [2022-11-20 10:43:51,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:51,774 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 10:43:51,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:51,799 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:51,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:53,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 1296 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:43:53,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-11-20 10:43:53,501 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:53,502 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:53,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1537462331] [2022-11-20 10:43:53,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1537462331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:53,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:53,504 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:53,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439975476] [2022-11-20 10:43:53,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:53,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:43:53,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:53,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:43:53,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:43:53,548 INFO L87 Difference]: Start difference. First operand has 2669 states, 1773 states have (on average 1.263395375070502) internal successors, (2240), 1824 states have internal predecessors, (2240), 740 states have call successors, (740), 158 states have call predecessors, (740), 157 states have return successors, (731), 715 states have call predecessors, (731), 731 states have call successors, (731) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:43:54,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:54,415 INFO L93 Difference]: Finished difference Result 7793 states and 11041 transitions. [2022-11-20 10:43:54,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:43:54,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 226 [2022-11-20 10:43:54,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:54,472 INFO L225 Difference]: With dead ends: 7793 [2022-11-20 10:43:54,472 INFO L226 Difference]: Without dead ends: 5152 [2022-11-20 10:43:54,495 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 224 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 10:43:54,498 INFO L413 NwaCegarLoop]: 4354 mSDtfsCounter, 3501 mSDsluCounter, 3616 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3501 SdHoareTripleChecker+Valid, 7970 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:54,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3501 Valid, 7970 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 10:43:54,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5152 states. [2022-11-20 10:43:54,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5152 to 5148. [2022-11-20 10:43:54,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5148 states, 3436 states have (on average 1.2564027939464493) internal successors, (4317), 3531 states have internal predecessors, (4317), 1399 states have call successors, (1399), 311 states have call predecessors, (1399), 310 states have return successors, (1395), 1363 states have call predecessors, (1395), 1395 states have call successors, (1395) [2022-11-20 10:43:54,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 7111 transitions. [2022-11-20 10:43:54,960 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 7111 transitions. Word has length 226 [2022-11-20 10:43:54,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:54,965 INFO L495 AbstractCegarLoop]: Abstraction has 5148 states and 7111 transitions. [2022-11-20 10:43:54,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:43:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 7111 transitions. [2022-11-20 10:43:54,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-11-20 10:43:54,980 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:54,981 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:43:55,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:55,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:55,199 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:43:55,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:55,200 INFO L85 PathProgramCache]: Analyzing trace with hash 296855651, now seen corresponding path program 1 times [2022-11-20 10:43:55,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:55,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1249392285] [2022-11-20 10:43:55,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:55,202 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 10:43:55,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:55,206 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:55,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:56,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 1388 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:43:56,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:56,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-11-20 10:43:56,874 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:56,875 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:56,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1249392285] [2022-11-20 10:43:56,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1249392285] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:56,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:56,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:56,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691463573] [2022-11-20 10:43:56,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:56,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:43:56,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:56,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:43:56,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:43:56,879 INFO L87 Difference]: Start difference. First operand 5148 states and 7111 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:43:58,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:58,172 INFO L93 Difference]: Finished difference Result 13968 states and 19261 transitions. [2022-11-20 10:43:58,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:43:58,173 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 235 [2022-11-20 10:43:58,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:58,243 INFO L225 Difference]: With dead ends: 13968 [2022-11-20 10:43:58,244 INFO L226 Difference]: Without dead ends: 8861 [2022-11-20 10:43:58,272 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 233 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 10:43:58,273 INFO L413 NwaCegarLoop]: 4201 mSDtfsCounter, 2610 mSDsluCounter, 3528 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2610 SdHoareTripleChecker+Valid, 7729 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:58,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2610 Valid, 7729 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 10:43:58,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8861 states. [2022-11-20 10:43:58,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8861 to 8827. [2022-11-20 10:43:58,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8827 states, 5821 states have (on average 1.252362137089847) internal successors, (7290), 5999 states have internal predecessors, (7290), 2432 states have call successors, (2432), 574 states have call predecessors, (2432), 571 states have return successors, (2430), 2357 states have call predecessors, (2430), 2428 states have call successors, (2430) [2022-11-20 10:43:58,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8827 states to 8827 states and 12152 transitions. [2022-11-20 10:43:58,943 INFO L78 Accepts]: Start accepts. Automaton has 8827 states and 12152 transitions. Word has length 235 [2022-11-20 10:43:58,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:58,944 INFO L495 AbstractCegarLoop]: Abstraction has 8827 states and 12152 transitions. [2022-11-20 10:43:58,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (23), 3 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:43:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8827 states and 12152 transitions. [2022-11-20 10:43:58,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-11-20 10:43:58,949 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:58,950 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:43:58,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:59,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:59,170 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:43:59,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:59,171 INFO L85 PathProgramCache]: Analyzing trace with hash -580922776, now seen corresponding path program 1 times [2022-11-20 10:43:59,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:59,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [546824553] [2022-11-20 10:43:59,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:59,173 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 10:43:59,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:59,174 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:43:59,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:00,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 1413 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:44:00,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-11-20 10:44:00,890 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:00,891 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:00,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [546824553] [2022-11-20 10:44:00,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [546824553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:00,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:00,891 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:00,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798760792] [2022-11-20 10:44:00,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:00,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:44:00,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:00,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:44:00,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:44:00,893 INFO L87 Difference]: Start difference. First operand 8827 states and 12152 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:44:02,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:02,655 INFO L93 Difference]: Finished difference Result 25385 states and 34940 transitions. [2022-11-20 10:44:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:44:02,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 238 [2022-11-20 10:44:02,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:02,787 INFO L225 Difference]: With dead ends: 25385 [2022-11-20 10:44:02,788 INFO L226 Difference]: Without dead ends: 16599 [2022-11-20 10:44:02,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 236 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 10:44:02,837 INFO L413 NwaCegarLoop]: 4734 mSDtfsCounter, 3301 mSDsluCounter, 3552 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3301 SdHoareTripleChecker+Valid, 8286 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:02,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3301 Valid, 8286 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-20 10:44:02,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16599 states. [2022-11-20 10:44:03,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16599 to 16561. [2022-11-20 10:44:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16561 states, 10867 states have (on average 1.2446857458360172) internal successors, (13526), 11197 states have internal predecessors, (13526), 4578 states have call successors, (4578), 1118 states have call predecessors, (4578), 1113 states have return successors, (4576), 4443 states have call predecessors, (4576), 4574 states have call successors, (4576) [2022-11-20 10:44:04,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16561 states to 16561 states and 22680 transitions. [2022-11-20 10:44:04,095 INFO L78 Accepts]: Start accepts. Automaton has 16561 states and 22680 transitions. Word has length 238 [2022-11-20 10:44:04,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:04,096 INFO L495 AbstractCegarLoop]: Abstraction has 16561 states and 22680 transitions. [2022-11-20 10:44:04,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:44:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 16561 states and 22680 transitions. [2022-11-20 10:44:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-11-20 10:44:04,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:04,104 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:44:04,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:04,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:04,327 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:44:04,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:04,327 INFO L85 PathProgramCache]: Analyzing trace with hash -1011644881, now seen corresponding path program 1 times [2022-11-20 10:44:04,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:04,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1621697716] [2022-11-20 10:44:04,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:04,329 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 10:44:04,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:04,331 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:04,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:05,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:44:05,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:06,084 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-11-20 10:44:06,084 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:06,084 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:06,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1621697716] [2022-11-20 10:44:06,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1621697716] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:06,085 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:06,085 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:06,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187153282] [2022-11-20 10:44:06,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:06,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:44:06,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:06,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:44:06,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:44:06,087 INFO L87 Difference]: Start difference. First operand 16561 states and 22680 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:44:07,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:07,656 INFO L93 Difference]: Finished difference Result 34476 states and 47104 transitions. [2022-11-20 10:44:07,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:44:07,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 242 [2022-11-20 10:44:07,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:07,766 INFO L225 Difference]: With dead ends: 34476 [2022-11-20 10:44:07,766 INFO L226 Difference]: Without dead ends: 17956 [2022-11-20 10:44:07,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 240 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 10:44:07,903 INFO L413 NwaCegarLoop]: 5288 mSDtfsCounter, 3084 mSDsluCounter, 3581 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3084 SdHoareTripleChecker+Valid, 8869 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:07,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3084 Valid, 8869 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-20 10:44:07,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17956 states. [2022-11-20 10:44:09,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17956 to 17920. [2022-11-20 10:44:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17920 states, 11720 states have (on average 1.2366894197952218) internal successors, (14494), 12090 states have internal predecessors, (14494), 4923 states have call successors, (4923), 1282 states have call predecessors, (4923), 1274 states have return successors, (4921), 4760 states have call predecessors, (4921), 4919 states have call successors, (4921) [2022-11-20 10:44:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17920 states to 17920 states and 24338 transitions. [2022-11-20 10:44:09,198 INFO L78 Accepts]: Start accepts. Automaton has 17920 states and 24338 transitions. Word has length 242 [2022-11-20 10:44:09,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:09,199 INFO L495 AbstractCegarLoop]: Abstraction has 17920 states and 24338 transitions. [2022-11-20 10:44:09,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-20 10:44:09,199 INFO L276 IsEmpty]: Start isEmpty. Operand 17920 states and 24338 transitions. [2022-11-20 10:44:09,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-20 10:44:09,205 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:09,205 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 18, 18, 18, 18, 18, 18, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:09,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:09,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:09,419 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:44:09,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:09,419 INFO L85 PathProgramCache]: Analyzing trace with hash 525924073, now seen corresponding path program 1 times [2022-11-20 10:44:09,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:09,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [936214329] [2022-11-20 10:44:09,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:09,421 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 10:44:09,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:09,422 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:09,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:10,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 1446 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:44:10,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1495 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-11-20 10:44:11,121 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:11,121 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:11,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [936214329] [2022-11-20 10:44:11,121 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [936214329] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:11,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:11,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:11,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663584900] [2022-11-20 10:44:11,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:11,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:44:11,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:11,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:44:11,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:44:11,124 INFO L87 Difference]: Start difference. First operand 17920 states and 24338 transitions. 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, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-20 10:44:12,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:12,917 INFO L93 Difference]: Finished difference Result 46598 states and 63365 transitions. [2022-11-20 10:44:12,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:44:12,918 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, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 263 [2022-11-20 10:44:12,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:13,090 INFO L225 Difference]: With dead ends: 46598 [2022-11-20 10:44:13,090 INFO L226 Difference]: Without dead ends: 28719 [2022-11-20 10:44:13,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 261 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 10:44:13,160 INFO L413 NwaCegarLoop]: 4797 mSDtfsCounter, 3470 mSDsluCounter, 3601 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3470 SdHoareTripleChecker+Valid, 8398 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:13,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3470 Valid, 8398 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 10:44:13,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28719 states. [2022-11-20 10:44:14,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28719 to 28673. [2022-11-20 10:44:14,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28673 states, 18951 states have (on average 1.2377710938736741) internal successors, (23457), 19557 states have internal predecessors, (23457), 7740 states have call successors, (7740), 1994 states have call predecessors, (7740), 1979 states have return successors, (7740), 7458 states have call predecessors, (7740), 7736 states have call successors, (7740) [2022-11-20 10:44:15,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28673 states to 28673 states and 38937 transitions. [2022-11-20 10:44:15,113 INFO L78 Accepts]: Start accepts. Automaton has 28673 states and 38937 transitions. Word has length 263 [2022-11-20 10:44:15,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:15,114 INFO L495 AbstractCegarLoop]: Abstraction has 28673 states and 38937 transitions. [2022-11-20 10:44:15,114 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, (27), 3 states have call predecessors, (27), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-11-20 10:44:15,114 INFO L276 IsEmpty]: Start isEmpty. Operand 28673 states and 38937 transitions. [2022-11-20 10:44:15,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-11-20 10:44:15,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:15,119 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:15,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:15,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:15,335 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:44:15,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:15,335 INFO L85 PathProgramCache]: Analyzing trace with hash -804930009, now seen corresponding path program 1 times [2022-11-20 10:44:15,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:15,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970083076] [2022-11-20 10:44:15,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:15,337 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 10:44:15,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:15,339 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:15,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:16,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 1421 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:44:16,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:17,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2022-11-20 10:44:17,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:17,136 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:17,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970083076] [2022-11-20 10:44:17,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970083076] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:17,136 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:17,137 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:17,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602889412] [2022-11-20 10:44:17,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:17,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:44:17,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:17,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:44:17,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:44:17,139 INFO L87 Difference]: Start difference. First operand 28673 states and 38937 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-20 10:44:19,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:19,755 INFO L93 Difference]: Finished difference Result 84767 states and 115162 transitions. [2022-11-20 10:44:19,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:44:19,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 282 [2022-11-20 10:44:19,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:20,064 INFO L225 Difference]: With dead ends: 84767 [2022-11-20 10:44:20,065 INFO L226 Difference]: Without dead ends: 56247 [2022-11-20 10:44:20,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 280 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 10:44:20,176 INFO L413 NwaCegarLoop]: 6329 mSDtfsCounter, 3459 mSDsluCounter, 3619 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3459 SdHoareTripleChecker+Valid, 9948 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:20,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3459 Valid, 9948 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 10:44:20,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56247 states. [2022-11-20 10:44:23,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56247 to 56243. [2022-11-20 10:44:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56243 states, 37192 states have (on average 1.2376586362658637) internal successors, (46031), 38330 states have internal predecessors, (46031), 15148 states have call successors, (15148), 3921 states have call predecessors, (15148), 3900 states have return successors, (15152), 14665 states have call predecessors, (15152), 15144 states have call successors, (15152) [2022-11-20 10:44:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56243 states to 56243 states and 76331 transitions. [2022-11-20 10:44:24,387 INFO L78 Accepts]: Start accepts. Automaton has 56243 states and 76331 transitions. Word has length 282 [2022-11-20 10:44:24,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:24,403 INFO L495 AbstractCegarLoop]: Abstraction has 56243 states and 76331 transitions. [2022-11-20 10:44:24,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-11-20 10:44:24,403 INFO L276 IsEmpty]: Start isEmpty. Operand 56243 states and 76331 transitions. [2022-11-20 10:44:24,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-11-20 10:44:24,408 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:24,409 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:24,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:24,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:24,631 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:44:24,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:24,631 INFO L85 PathProgramCache]: Analyzing trace with hash -664381399, now seen corresponding path program 1 times [2022-11-20 10:44:24,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:24,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1197694552] [2022-11-20 10:44:24,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:24,634 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 10:44:24,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:24,636 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:24,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:26,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 1421 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:44:26,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2022-11-20 10:44:28,772 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:28,772 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:28,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1197694552] [2022-11-20 10:44:28,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1197694552] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:28,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:28,773 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:44:28,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878124496] [2022-11-20 10:44:28,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:28,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:44:28,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:28,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:44:28,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:44:28,776 INFO L87 Difference]: Start difference. First operand 56243 states and 76331 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-11-20 10:44:32,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:32,028 INFO L93 Difference]: Finished difference Result 56249 states and 76336 transitions. [2022-11-20 10:44:32,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:44:32,029 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 282 [2022-11-20 10:44:32,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:32,282 INFO L225 Difference]: With dead ends: 56249 [2022-11-20 10:44:32,283 INFO L226 Difference]: Without dead ends: 56247 [2022-11-20 10:44:32,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:44:32,311 INFO L413 NwaCegarLoop]: 3643 mSDtfsCounter, 3538 mSDsluCounter, 7269 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3539 SdHoareTripleChecker+Valid, 10912 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:32,312 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3539 Valid, 10912 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:44:32,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56247 states. [2022-11-20 10:44:36,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56247 to 56247. [2022-11-20 10:44:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56247 states, 37195 states have (on average 1.237639467670386) internal successors, (46034), 38333 states have internal predecessors, (46034), 15148 states have call successors, (15148), 3922 states have call predecessors, (15148), 3901 states have return successors, (15152), 14665 states have call predecessors, (15152), 15144 states have call successors, (15152) [2022-11-20 10:44:36,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56247 states to 56247 states and 76334 transitions. [2022-11-20 10:44:36,459 INFO L78 Accepts]: Start accepts. Automaton has 56247 states and 76334 transitions. Word has length 282 [2022-11-20 10:44:36,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:36,460 INFO L495 AbstractCegarLoop]: Abstraction has 56247 states and 76334 transitions. [2022-11-20 10:44:36,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2022-11-20 10:44:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 56247 states and 76334 transitions. [2022-11-20 10:44:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-20 10:44:36,465 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:36,465 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:36,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:36,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:36,679 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 10:44:36,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:36,680 INFO L85 PathProgramCache]: Analyzing trace with hash 269212045, now seen corresponding path program 1 times [2022-11-20 10:44:36,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:36,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1402802890] [2022-11-20 10:44:36,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:36,682 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 10:44:36,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:36,683 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 10:44:36,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6669e4e-2d7e-4e77-908a-90eee770f5e2/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 (9)] Waiting until timeout for monitored process [2022-11-20 10:44:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:37,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 1428 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:44:37,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:40,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2022-11-20 10:44:40,518 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:44:41,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1645 trivial. 0 not checked. [2022-11-20 10:44:41,688 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:41,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1402802890] [2022-11-20 10:44:41,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1402802890] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 10:44:41,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:44:41,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-11-20 10:44:41,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106624411] [2022-11-20 10:44:41,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:41,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:44:41,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:41,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:44:41,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:44:41,692 INFO L87 Difference]: Start difference. First operand 56247 states and 76334 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-20 10:44:45,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:45,404 INFO L93 Difference]: Finished difference Result 56253 states and 76339 transitions. [2022-11-20 10:44:45,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:44:45,404 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 287 [2022-11-20 10:44:45,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:45,700 INFO L225 Difference]: With dead ends: 56253 [2022-11-20 10:44:45,700 INFO L226 Difference]: Without dead ends: 56251 [2022-11-20 10:44:45,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 567 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-20 10:44:45,731 INFO L413 NwaCegarLoop]: 3646 mSDtfsCounter, 3560 mSDsluCounter, 7268 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3575 SdHoareTripleChecker+Valid, 10914 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:45,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3575 Valid, 10914 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:44:45,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56251 states.