./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-mutex_drivers-net-wireless-rt2x00-rt2500usb.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_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 2780fc0b078cd95366c58e63c05c4168e73cfd193d5f7dd189d6eaa3d38deb42 --- 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 11:26:56,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:26:56,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:26:56,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:26:56,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:26:56,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:26:56,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:26:56,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:26:56,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:26:56,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:26:56,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:26:56,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:26:56,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:26:56,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:26:56,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:26:56,341 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:26:56,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:26:56,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:26:56,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:26:56,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:26:56,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:26:56,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:26:56,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:26:56,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:26:56,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:26:56,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:26:56,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:26:56,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:26:56,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:26:56,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:26:56,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:26:56,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:26:56,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:26:56,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:26:56,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:26:56,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:26:56,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:26:56,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:26:56,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:26:56,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:26:56,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:26:56,390 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 11:26:56,442 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:26:56,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:26:56,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:26:56,443 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:26:56,444 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:26:56,445 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:26:56,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:26:56,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:26:56,446 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:26:56,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:26:56,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:26:56,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:26:56,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:26:56,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:26:56,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:26:56,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:26:56,450 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:26:56,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:26:56,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:26:56,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:26:56,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:26:56,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:26:56,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:26:56,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:26:56,453 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:26:56,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:26:56,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:26:56,453 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:26:56,454 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:26:56,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:26:56,454 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2780fc0b078cd95366c58e63c05c4168e73cfd193d5f7dd189d6eaa3d38deb42 [2022-11-20 11:26:56,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:26:56,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:26:56,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:26:56,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:26:56,806 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:26:56,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-20 11:27:00,050 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:27:00,975 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:27:00,976 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-20 11:27:01,071 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data/aa3ef2c6d/38c7a7fc674b4bd6b6321620dfeb2787/FLAG29d1097f6 [2022-11-20 11:27:01,097 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data/aa3ef2c6d/38c7a7fc674b4bd6b6321620dfeb2787 [2022-11-20 11:27:01,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:27:01,107 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:27:01,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:27:01,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:27:01,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:27:01,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:27:01" (1/1) ... [2022-11-20 11:27:01,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ce377c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:01, skipping insertion in model container [2022-11-20 11:27:01,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:27:01" (1/1) ... [2022-11-20 11:27:01,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:27:01,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:27:02,387 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 11:27:02,399 INFO L158 Benchmark]: Toolchain (without parser) took 1290.17ms. Allocated memory was 157.3MB in the beginning and 237.0MB in the end (delta: 79.7MB). Free memory was 87.7MB in the beginning and 145.1MB in the end (delta: -57.3MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2022-11-20 11:27:02,400 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 157.3MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:27:02,402 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1287.81ms. Allocated memory was 157.3MB in the beginning and 237.0MB in the end (delta: 79.7MB). Free memory was 87.7MB in the beginning and 145.1MB in the end (delta: -57.3MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2022-11-20 11:27:02,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 157.3MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1287.81ms. Allocated memory was 157.3MB in the beginning and 237.0MB in the end (delta: 79.7MB). Free memory was 87.7MB in the beginning and 145.1MB in the end (delta: -57.3MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 2780fc0b078cd95366c58e63c05c4168e73cfd193d5f7dd189d6eaa3d38deb42 --- 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 11:27:05,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:27:05,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:27:05,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:27:05,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:27:05,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:27:05,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:27:05,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:27:05,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:27:05,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:27:05,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:27:05,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:27:05,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:27:05,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:27:05,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:27:05,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:27:05,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:27:05,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:27:05,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:27:05,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:27:05,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:27:05,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:27:05,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:27:05,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:27:05,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:27:05,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:27:05,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:27:05,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:27:05,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:27:05,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:27:05,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:27:05,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:27:05,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:27:05,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:27:05,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:27:05,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:27:05,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:27:05,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:27:05,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:27:05,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:27:05,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:27:05,153 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 11:27:05,178 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:27:05,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:27:05,179 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:27:05,180 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:27:05,181 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:27:05,181 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:27:05,182 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:27:05,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:27:05,182 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:27:05,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:27:05,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:27:05,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:27:05,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:27:05,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:27:05,184 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:27:05,185 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:27:05,185 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:27:05,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:27:05,186 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:27:05,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:27:05,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:27:05,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:27:05,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:27:05,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:27:05,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:27:05,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:27:05,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:27:05,188 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:27:05,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:27:05,189 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:27:05,189 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:27:05,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:27:05,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:27:05,190 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2780fc0b078cd95366c58e63c05c4168e73cfd193d5f7dd189d6eaa3d38deb42 [2022-11-20 11:27:05,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:27:05,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:27:05,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:27:05,632 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:27:05,633 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:27:05,634 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-20 11:27:08,888 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:27:09,771 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:27:09,771 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-20 11:27:09,831 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data/85b08e2e5/bd56b8e0847b459c8ae44fa469758eab/FLAG2776ee55c [2022-11-20 11:27:09,857 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/data/85b08e2e5/bd56b8e0847b459c8ae44fa469758eab [2022-11-20 11:27:09,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:27:09,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:27:09,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:27:09,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:27:09,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:27:09,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:27:09" (1/1) ... [2022-11-20 11:27:09,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2367ef4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:09, skipping insertion in model container [2022-11-20 11:27:09,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:27:09" (1/1) ... [2022-11-20 11:27:09,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:27:10,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:27:15,608 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595361,595374] [2022-11-20 11:27:15,613 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595527,595540] [2022-11-20 11:27:15,614 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595691,595704] [2022-11-20 11:27:15,614 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595856,595869] [2022-11-20 11:27:15,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:27:15,744 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 11:27:15,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:27:16,430 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595361,595374] [2022-11-20 11:27:16,430 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595527,595540] [2022-11-20 11:27:16,431 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595691,595704] [2022-11-20 11:27:16,431 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595856,595869] [2022-11-20 11:27:16,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:27:16,500 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:27:17,435 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595361,595374] [2022-11-20 11:27:17,436 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595527,595540] [2022-11-20 11:27:17,437 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595691,595704] [2022-11-20 11:27:17,437 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_83213331-bfe4-4dcb-be46-b68db9ca67d5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i[595856,595869] [2022-11-20 11:27:17,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:27:17,899 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:27:17,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17 WrapperNode [2022-11-20 11:27:17,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:27:17,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:27:17,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:27:17,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:27:17,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:18,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:18,481 INFO L138 Inliner]: procedures = 570, calls = 6825, calls flagged for inlining = 203, calls inlined = 188, statements flattened = 10200 [2022-11-20 11:27:18,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:27:18,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:27:18,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:27:18,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:27:18,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:18,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:18,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:18,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:18,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:18,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:19,171 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:19,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:19,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:27:19,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:27:19,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:27:19,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:27:19,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (1/1) ... [2022-11-20 11:27:19,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:27:19,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:19,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:19,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:27:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1295 [2022-11-20 11:27:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1295 [2022-11-20 11:27:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_write [2022-11-20 11:27:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_write [2022-11-20 11:27:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1293 [2022-11-20 11:27:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1293 [2022-11-20 11:27:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1298 [2022-11-20 11:27:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1298 [2022-11-20 11:27:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1296 [2022-11-20 11:27:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1296 [2022-11-20 11:27:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-11-20 11:27:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-11-20 11:27:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_conf_tx [2022-11-20 11:27:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_conf_tx [2022-11-20 11:27:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_kick_queue [2022-11-20 11:27:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_kick_queue [2022-11-20 11:27:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 11:27:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 11:27:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_addr [2022-11-20 11:27:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_addr [2022-11-20 11:27:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_filter [2022-11-20 11:27:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_filter [2022-11-20 11:27:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_stats [2022-11-20 11:27:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_stats [2022-11-20 11:27:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1093 [2022-11-20 11:27:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1093 [2022-11-20 11:27:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1091 [2022-11-20 11:27:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1091 [2022-11-20 11:27:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_start [2022-11-20 11:27:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_start [2022-11-20 11:27:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1097 [2022-11-20 11:27:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1097 [2022-11-20 11:27:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1095 [2022-11-20 11:27:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1095 [2022-11-20 11:27:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_806 [2022-11-20 11:27:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_806 [2022-11-20 11:27:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_807 [2022-11-20 11:27:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_807 [2022-11-20 11:27:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1099 [2022-11-20 11:27:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1099 [2022-11-20 11:27:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_805 [2022-11-20 11:27:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_805 [2022-11-20 11:27:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_811 [2022-11-20 11:27:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_811 [2022-11-20 11:27:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_812 [2022-11-20 11:27:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_812 [2022-11-20 11:27:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write [2022-11-20 11:27:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write [2022-11-20 11:27:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_uninitialize [2022-11-20 11:27:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_uninitialize [2022-11-20 11:27:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-20 11:27:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-20 11:27:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_817 [2022-11-20 11:27:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_817 [2022-11-20 11:27:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1089 [2022-11-20 11:27:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1089 [2022-11-20 11:27:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_818 [2022-11-20 11:27:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_818 [2022-11-20 11:27:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_819 [2022-11-20 11:27:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_819 [2022-11-20 11:27:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_813 [2022-11-20 11:27:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_813 [2022-11-20 11:27:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 11:27:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 11:27:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-20 11:27:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-20 11:27:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_820 [2022-11-20 11:27:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_820 [2022-11-20 11:27:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_csr_mutex_of_rt2x00_dev [2022-11-20 11:27:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_csr_mutex_of_rt2x00_dev [2022-11-20 11:27:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_702 [2022-11-20 11:27:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_702 [2022-11-20 11:27:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx_frames_pending [2022-11-20 11:27:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx_frames_pending [2022-11-20 11:27:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:27:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-20 11:27:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:27:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 11:27:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 11:27:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2022-11-20 11:27:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2022-11-20 11:27:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_probe_hw [2022-11-20 11:27:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_probe_hw [2022-11-20 11:27:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_watchdog [2022-11-20 11:27:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_watchdog [2022-11-20 11:27:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_flush [2022-11-20 11:27:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_flush [2022-11-20 11:27:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_sw [2022-11-20 11:27:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_sw [2022-11-20 11:27:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_bss_info_changed [2022-11-20 11:27:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_bss_info_changed [2022-11-20 11:27:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_get_tx_data_len [2022-11-20 11:27:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_get_tx_data_len [2022-11-20 11:27:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 11:27:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 11:27:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_queue_init [2022-11-20 11:27:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_queue_init [2022-11-20 11:27:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 11:27:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 11:27:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-20 11:27:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-20 11:27:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_187 [2022-11-20 11:27:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_187 [2022-11-20 11:27:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_186 [2022-11-20 11:27:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_186 [2022-11-20 11:27:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_159 [2022-11-20 11:27:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_159 [2022-11-20 11:27:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_stop_queue [2022-11-20 11:27:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_stop_queue [2022-11-20 11:27:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_start_queue [2022-11-20 11:27:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_start_queue [2022-11-20 11:27:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf [2022-11-20 11:27:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf [2022-11-20 11:27:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:27:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-20 11:27:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-20 11:27:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_set_device_state [2022-11-20 11:27:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_set_device_state [2022-11-20 11:27:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_161 [2022-11-20 11:27:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_161 [2022-11-20 11:27:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_160 [2022-11-20 11:27:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_160 [2022-11-20 11:27:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_283 [2022-11-20 11:27:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_283 [2022-11-20 11:27:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:27:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 11:27:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 11:27:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-20 11:27:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-20 11:27:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:27:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_link_stats [2022-11-20 11:27:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_link_stats [2022-11-20 11:27:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 11:27:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 11:27:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 11:27:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_fill_rxdone [2022-11-20 11:27:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_fill_rxdone [2022-11-20 11:27:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_write [2022-11-20 11:27:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_write [2022-11-20 11:27:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_tx [2022-11-20 11:27:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_tx [2022-11-20 11:27:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_195 [2022-11-20 11:27:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_195 [2022-11-20 11:27:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_disconnect [2022-11-20 11:27:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_disconnect [2022-11-20 11:27:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 11:27:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_add_interface [2022-11-20 11:27:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_add_interface [2022-11-20 11:27:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:27:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:27:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_tim [2022-11-20 11:27:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_tim [2022-11-20 11:27:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_write [2022-11-20 11:27:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_write [2022-11-20 11:27:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 11:27:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_clear_entry [2022-11-20 11:27:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_clear_entry [2022-11-20 11:27:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_213 [2022-11-20 11:27:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_213 [2022-11-20 11:27:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 11:27:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_ant [2022-11-20 11:27:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_ant [2022-11-20 11:27:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_218 [2022-11-20 11:27:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_218 [2022-11-20 11:27:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_217 [2022-11-20 11:27:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_217 [2022-11-20 11:27:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 11:27:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_576 [2022-11-20 11:27:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_576 [2022-11-20 11:27:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 11:27:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 11:27:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 11:27:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 11:27:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 11:27:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_572 [2022-11-20 11:27:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_572 [2022-11-20 11:27:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_resume [2022-11-20 11:27:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_resume [2022-11-20 11:27:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_stop [2022-11-20 11:27:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_stop [2022-11-20 11:27:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_219 [2022-11-20 11:27:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_219 [2022-11-20 11:27:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_key [2022-11-20 11:27:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_key [2022-11-20 11:27:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_585 [2022-11-20 11:27:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_585 [2022-11-20 11:27:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_586 [2022-11-20 11:27:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_586 [2022-11-20 11:27:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_465 [2022-11-20 11:27:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_465 [2022-11-20 11:27:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_multiwrite [2022-11-20 11:27:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_multiwrite [2022-11-20 11:27:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_467 [2022-11-20 11:27:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_467 [2022-11-20 11:27:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_584 [2022-11-20 11:27:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_584 [2022-11-20 11:27:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_220 [2022-11-20 11:27:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_220 [2022-11-20 11:27:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-20 11:27:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-20 11:27:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_549 [2022-11-20 11:27:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_549 [2022-11-20 11:27:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_798 [2022-11-20 11:27:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_798 [2022-11-20 11:27:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_436 [2022-11-20 11:27:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_436 [2022-11-20 11:27:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_558 [2022-11-20 11:27:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_558 [2022-11-20 11:27:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-11-20 11:27:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-11-20 11:27:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_559 [2022-11-20 11:27:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_559 [2022-11-20 11:27:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_438 [2022-11-20 11:27:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_438 [2022-11-20 11:27:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_552 [2022-11-20 11:27:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_552 [2022-11-20 11:27:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_553 [2022-11-20 11:27:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_553 [2022-11-20 11:27:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_554 [2022-11-20 11:27:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_554 [2022-11-20 11:27:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1506 [2022-11-20 11:27:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1506 [2022-11-20 11:27:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_434 [2022-11-20 11:27:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_434 [2022-11-20 11:27:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure _rt2x00_desc_read [2022-11-20 11:27:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure _rt2x00_desc_read [2022-11-20 11:27:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_req_buff_lock [2022-11-20 11:27:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_req_buff_lock [2022-11-20 11:27:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_446 [2022-11-20 11:27:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_446 [2022-11-20 11:27:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_447 [2022-11-20 11:27:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_447 [2022-11-20 11:27:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_569 [2022-11-20 11:27:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_569 [2022-11-20 11:27:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_443 [2022-11-20 11:27:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_443 [2022-11-20 11:27:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_444 [2022-11-20 11:27:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_444 [2022-11-20 11:27:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_560 [2022-11-20 11:27:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_560 [2022-11-20 11:27:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_flush_queue [2022-11-20 11:27:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_flush_queue [2022-11-20 11:27:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_440 [2022-11-20 11:27:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_440 [2022-11-20 11:27:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_led [2022-11-20 11:27:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_led [2022-11-20 11:27:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_remove_interface [2022-11-20 11:27:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_remove_interface [2022-11-20 11:27:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:27:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1411 [2022-11-20 11:27:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1411 [2022-11-20 11:27:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1527 [2022-11-20 11:27:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1527 [2022-11-20 11:27:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1406 [2022-11-20 11:27:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1406 [2022-11-20 11:27:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_initialize [2022-11-20 11:27:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_initialize [2022-11-20 11:27:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1407 [2022-11-20 11:27:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1407 [2022-11-20 11:27:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_374 [2022-11-20 11:27:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_374 [2022-11-20 11:27:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_key [2022-11-20 11:27:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_key [2022-11-20 11:27:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:27:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_regbusy_read [2022-11-20 11:27:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_regbusy_read [2022-11-20 11:27:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1519 [2022-11-20 11:27:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1519 [2022-11-20 11:27:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request [2022-11-20 11:27:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request [2022-11-20 11:27:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 11:27:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 11:27:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_csr_mutex_of_rt2x00_dev [2022-11-20 11:27:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_csr_mutex_of_rt2x00_dev [2022-11-20 11:27:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 11:27:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 11:27:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1792 [2022-11-20 11:27:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1792 [2022-11-20 11:27:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1434 [2022-11-20 11:27:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1434 [2022-11-20 11:27:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1433 [2022-11-20 11:27:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1433 [2022-11-20 11:27:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1426 [2022-11-20 11:27:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1426 [2022-11-20 11:27:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1425 [2022-11-20 11:27:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1425 [2022-11-20 11:27:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config [2022-11-20 11:27:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config [2022-11-20 11:27:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_478 [2022-11-20 11:27:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_478 [2022-11-20 11:27:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_592 [2022-11-20 11:27:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_592 [2022-11-20 11:27:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure get_skb_frame_desc [2022-11-20 11:27:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure get_skb_frame_desc [2022-11-20 11:27:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_594 [2022-11-20 11:27:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_594 [2022-11-20 11:27:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_595 [2022-11-20 11:27:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_595 [2022-11-20 11:27:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_474 [2022-11-20 11:27:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_474 [2022-11-20 11:27:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 11:27:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 11:27:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read [2022-11-20 11:27:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read [2022-11-20 11:27:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1302 [2022-11-20 11:27:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1302 [2022-11-20 11:27:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1417 [2022-11-20 11:27:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1417 [2022-11-20 11:27:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1418 [2022-11-20 11:27:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1418 [2022-11-20 11:27:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_368 [2022-11-20 11:27:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_368 [2022-11-20 11:27:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_start [2022-11-20 11:27:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_start [2022-11-20 11:27:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_rf_read [2022-11-20 11:27:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_rf_read [2022-11-20 11:27:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_configure_filter [2022-11-20 11:27:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_configure_filter [2022-11-20 11:27:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_967 [2022-11-20 11:27:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_967 [2022-11-20 11:27:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_846 [2022-11-20 11:27:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_846 [2022-11-20 11:27:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_antenna [2022-11-20 11:27:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_antenna [2022-11-20 11:27:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_847 [2022-11-20 11:27:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_847 [2022-11-20 11:27:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_726 [2022-11-20 11:27:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_726 [2022-11-20 11:27:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_848 [2022-11-20 11:27:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_848 [2022-11-20 11:27:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1206 [2022-11-20 11:27:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1206 [2022-11-20 11:27:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_730 [2022-11-20 11:27:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_730 [2022-11-20 11:27:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_610 [2022-11-20 11:27:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_610 [2022-11-20 11:27:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-20 11:27:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-20 11:27:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_write [2022-11-20 11:27:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_write [2022-11-20 11:27:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1442 [2022-11-20 11:27:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1442 [2022-11-20 11:27:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2022-11-20 11:27:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2022-11-20 11:27:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1441 [2022-11-20 11:27:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1441 [2022-11-20 11:27:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1204 [2022-11-20 11:27:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1204 [2022-11-20 11:27:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1203 [2022-11-20 11:27:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1203 [2022-11-20 11:27:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_858 [2022-11-20 11:27:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_858 [2022-11-20 11:27:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_859 [2022-11-20 11:27:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_859 [2022-11-20 11:27:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_865 [2022-11-20 11:27:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_865 [2022-11-20 11:27:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_860 [2022-11-20 11:27:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_860 [2022-11-20 11:27:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 11:27:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 11:27:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_500 [2022-11-20 11:27:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_500 [2022-11-20 11:27:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-20 11:27:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-20 11:27:19,419 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_beacon [2022-11-20 11:27:19,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_beacon [2022-11-20 11:27:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_write_lock [2022-11-20 11:27:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_write_lock [2022-11-20 11:27:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-20 11:27:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-20 11:27:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_set_antenna [2022-11-20 11:27:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_set_antenna [2022-11-20 11:27:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_708 [2022-11-20 11:27:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_708 [2022-11-20 11:27:19,420 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1110 [2022-11-20 11:27:19,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1110 [2022-11-20 11:27:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_init_registers [2022-11-20 11:27:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_init_registers [2022-11-20 11:27:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1358 [2022-11-20 11:27:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1358 [2022-11-20 11:27:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_824 [2022-11-20 11:27:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_824 [2022-11-20 11:27:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1115 [2022-11-20 11:27:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1115 [2022-11-20 11:27:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_825 [2022-11-20 11:27:19,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_825 [2022-11-20 11:27:19,421 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1114 [2022-11-20 11:27:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1114 [2022-11-20 11:27:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_826 [2022-11-20 11:27:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_826 [2022-11-20 11:27:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_827 [2022-11-20 11:27:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_827 [2022-11-20 11:27:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1109 [2022-11-20 11:27:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1109 [2022-11-20 11:27:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_831 [2022-11-20 11:27:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_831 [2022-11-20 11:27:19,422 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1108 [2022-11-20 11:27:19,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1108 [2022-11-20 11:27:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_832 [2022-11-20 11:27:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_832 [2022-11-20 11:27:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1107 [2022-11-20 11:27:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1107 [2022-11-20 11:27:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_833 [2022-11-20 11:27:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_833 [2022-11-20 11:27:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_834 [2022-11-20 11:27:19,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_834 [2022-11-20 11:27:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 11:27:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 11:27:19,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 11:27:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 11:27:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 11:27:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 11:27:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_reset_tuner [2022-11-20 11:27:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_reset_tuner [2022-11-20 11:27:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1464 [2022-11-20 11:27:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1464 [2022-11-20 11:27:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1101 [2022-11-20 11:27:19,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1101 [2022-11-20 11:27:19,424 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_839 [2022-11-20 11:27:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_839 [2022-11-20 11:27:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_718 [2022-11-20 11:27:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_718 [2022-11-20 11:27:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1100 [2022-11-20 11:27:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1100 [2022-11-20 11:27:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_register_read_lock [2022-11-20 11:27:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_register_read_lock [2022-11-20 11:27:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1103 [2022-11-20 11:27:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1103 [2022-11-20 11:27:19,425 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1102 [2022-11-20 11:27:19,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1102 [2022-11-20 11:27:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_838 [2022-11-20 11:27:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_838 [2022-11-20 11:27:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_722 [2022-11-20 11:27:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_722 [2022-11-20 11:27:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_966 [2022-11-20 11:27:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_966 [2022-11-20 11:27:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_845 [2022-11-20 11:27:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_845 [2022-11-20 11:27:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_840 [2022-11-20 11:27:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_840 [2022-11-20 11:27:19,426 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_841 [2022-11-20 11:27:19,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_841 [2022-11-20 11:27:19,427 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_get_ringparam [2022-11-20 11:27:19,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_get_ringparam [2022-11-20 11:27:19,427 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00mac_sw_scan_complete [2022-11-20 11:27:19,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00mac_sw_scan_complete [2022-11-20 11:27:19,427 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1376 [2022-11-20 11:27:19,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1376 [2022-11-20 11:27:19,427 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1375 [2022-11-20 11:27:19,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1375 [2022-11-20 11:27:19,429 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1374 [2022-11-20 11:27:19,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1374 [2022-11-20 11:27:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1017 [2022-11-20 11:27:19,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1017 [2022-11-20 11:27:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1016 [2022-11-20 11:27:19,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1016 [2022-11-20 11:27:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_407 [2022-11-20 11:27:19,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_407 [2022-11-20 11:27:19,430 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_408 [2022-11-20 11:27:19,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_408 [2022-11-20 11:27:19,431 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_write_tx_desc [2022-11-20 11:27:19,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_write_tx_desc [2022-11-20 11:27:19,431 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_776 [2022-11-20 11:27:19,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_776 [2022-11-20 11:27:19,431 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_898 [2022-11-20 11:27:19,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_898 [2022-11-20 11:27:19,432 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_777 [2022-11-20 11:27:19,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_777 [2022-11-20 11:27:19,432 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_656 [2022-11-20 11:27:19,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_656 [2022-11-20 11:27:19,432 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_415 [2022-11-20 11:27:19,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_415 [2022-11-20 11:27:19,433 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_658 [2022-11-20 11:27:19,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_658 [2022-11-20 11:27:19,433 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_894 [2022-11-20 11:27:19,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_894 [2022-11-20 11:27:19,433 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_410 [2022-11-20 11:27:19,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_410 [2022-11-20 11:27:19,433 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_775 [2022-11-20 11:27:19,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_775 [2022-11-20 11:27:19,434 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_890 [2022-11-20 11:27:19,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_890 [2022-11-20 11:27:19,434 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_770 [2022-11-20 11:27:19,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_770 [2022-11-20 11:27:19,434 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-20 11:27:19,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-20 11:27:19,435 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_erp [2022-11-20 11:27:19,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_erp [2022-11-20 11:27:19,435 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_desc_read [2022-11-20 11:27:19,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_desc_read [2022-11-20 11:27:19,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-20 11:27:19,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-20 11:27:19,436 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1360 [2022-11-20 11:27:19,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1360 [2022-11-20 11:27:19,436 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_enable_radio [2022-11-20 11:27:19,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_enable_radio [2022-11-20 11:27:19,436 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rfkill_poll [2022-11-20 11:27:19,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rfkill_poll [2022-11-20 11:27:19,437 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1365 [2022-11-20 11:27:19,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1365 [2022-11-20 11:27:19,437 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1364 [2022-11-20 11:27:19,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1364 [2022-11-20 11:27:19,437 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1362 [2022-11-20 11:27:19,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1362 [2022-11-20 11:27:19,438 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1489 [2022-11-20 11:27:19,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1489 [2022-11-20 11:27:19,438 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1367 [2022-11-20 11:27:19,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1367 [2022-11-20 11:27:19,438 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1487 [2022-11-20 11:27:19,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1487 [2022-11-20 11:27:19,438 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1366 [2022-11-20 11:27:19,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1366 [2022-11-20 11:27:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_config_intf [2022-11-20 11:27:19,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_config_intf [2022-11-20 11:27:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1119 [2022-11-20 11:27:19,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1119 [2022-11-20 11:27:19,439 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_bbp_read [2022-11-20 11:27:19,440 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_bbp_read [2022-11-20 11:27:19,440 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_668 [2022-11-20 11:27:19,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_668 [2022-11-20 11:27:19,440 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_547 [2022-11-20 11:27:19,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_547 [2022-11-20 11:27:19,440 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1117 [2022-11-20 11:27:19,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1117 [2022-11-20 11:27:19,441 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_548 [2022-11-20 11:27:19,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_548 [2022-11-20 11:27:19,441 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_664 [2022-11-20 11:27:19,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_664 [2022-11-20 11:27:19,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 11:27:19,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 11:27:19,441 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_661 [2022-11-20 11:27:19,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_661 [2022-11-20 11:27:19,442 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1031 [2022-11-20 11:27:19,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1031 [2022-11-20 11:27:19,442 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1030 [2022-11-20 11:27:19,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1030 [2022-11-20 11:27:19,442 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1392 [2022-11-20 11:27:19,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1392 [2022-11-20 11:27:19,443 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1270 [2022-11-20 11:27:19,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1270 [2022-11-20 11:27:19,443 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1155 [2022-11-20 11:27:19,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1155 [2022-11-20 11:27:19,443 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_868 [2022-11-20 11:27:19,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_868 [2022-11-20 11:27:19,443 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_747 [2022-11-20 11:27:19,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_747 [2022-11-20 11:27:19,444 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_869 [2022-11-20 11:27:19,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_869 [2022-11-20 11:27:19,444 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_754 [2022-11-20 11:27:19,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_754 [2022-11-20 11:27:19,444 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_752 [2022-11-20 11:27:19,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_752 [2022-11-20 11:27:19,445 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_753 [2022-11-20 11:27:19,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_753 [2022-11-20 11:27:19,445 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_511 [2022-11-20 11:27:19,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_511 [2022-11-20 11:27:19,445 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1020 [2022-11-20 11:27:19,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1020 [2022-11-20 11:27:19,445 INFO L130 BoogieDeclarations]: Found specification of procedure rt2500usb_rf_write [2022-11-20 11:27:19,446 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2500usb_rf_write [2022-11-20 11:27:19,446 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1266 [2022-11-20 11:27:19,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1266 [2022-11-20 11:27:19,446 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1264 [2022-11-20 11:27:19,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1264 [2022-11-20 11:27:19,446 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1384 [2022-11-20 11:27:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1384 [2022-11-20 11:27:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1269 [2022-11-20 11:27:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1269 [2022-11-20 11:27:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_886 [2022-11-20 11:27:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_886 [2022-11-20 11:27:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_1018 [2022-11-20 11:27:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_1018 [2022-11-20 11:27:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 11:27:19,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 11:27:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2022-11-20 11:27:19,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rt2500usb_driver_exit_6_2 [2022-11-20 11:27:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_641 [2022-11-20 11:27:19,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_641 [2022-11-20 11:27:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_884 [2022-11-20 11:27:19,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_884 [2022-11-20 11:27:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00_eeprom_read [2022-11-20 11:27:19,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00_eeprom_read [2022-11-20 11:27:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_885 [2022-11-20 11:27:19,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_885 [2022-11-20 11:27:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure rt2x00usb_vendor_request_buff [2022-11-20 11:27:19,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rt2x00usb_vendor_request_buff [2022-11-20 11:27:19,450 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_880 [2022-11-20 11:27:19,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_880 [2022-11-20 11:27:21,071 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:27:21,076 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:27:30,003 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 11:30:24,254 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-20 11:30:25,985 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:30:26,012 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:30:26,013 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:30:26,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:30:26 BoogieIcfgContainer [2022-11-20 11:30:26,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:30:26,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:30:26,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:30:26,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:30:26,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:27:09" (1/3) ... [2022-11-20 11:30:26,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33af12e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:30:26, skipping insertion in model container [2022-11-20 11:30:26,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:27:17" (2/3) ... [2022-11-20 11:30:26,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33af12e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:30:26, skipping insertion in model container [2022-11-20 11:30:26,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:30:26" (3/3) ... [2022-11-20 11:30:26,032 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-rt2x00-rt2500usb.cil.i [2022-11-20 11:30:26,055 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:30:26,055 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-20 11:30:26,190 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:30:26,197 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;@7dda27b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:30:26,198 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-20 11:30:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand has 3936 states, 2573 states have (on average 1.3420132141469103) internal successors, (3453), 3093 states have internal predecessors, (3453), 1082 states have call successors, (1082), 279 states have call predecessors, (1082), 278 states have return successors, (1076), 1076 states have call predecessors, (1076), 1076 states have call successors, (1076) [2022-11-20 11:30:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2022-11-20 11:30:26,305 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:30:26,306 INFO L195 NwaCegarLoop]: trace histogram [63, 63, 62, 62, 62, 62, 62, 62, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:26,307 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:30:26,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:26,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1666474313, now seen corresponding path program 1 times [2022-11-20 11:30:26,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:30:26,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [315951530] [2022-11-20 11:30:26,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:30:26,345 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 11:30:26,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:30:26,351 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:26,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:34,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 5421 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:30:35,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:35,339 INFO L134 CoverageAnalysis]: Checked inductivity of 17205 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 17019 trivial. 0 not checked. [2022-11-20 11:30:35,351 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:30:35,352 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:30:35,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [315951530] [2022-11-20 11:30:35,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [315951530] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:30:35,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:30:35,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:30:35,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721228279] [2022-11-20 11:30:35,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:30:35,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:30:35,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:30:35,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:30:35,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:30:35,452 INFO L87 Difference]: Start difference. First operand has 3936 states, 2573 states have (on average 1.3420132141469103) internal successors, (3453), 3093 states have internal predecessors, (3453), 1082 states have call successors, (1082), 279 states have call predecessors, (1082), 278 states have return successors, (1076), 1076 states have call predecessors, (1076), 1076 states have call successors, (1076) Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (67), 3 states have call predecessors, (67), 3 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2022-11-20 11:30:36,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:30:36,877 INFO L93 Difference]: Finished difference Result 11461 states and 16514 transitions. [2022-11-20 11:30:36,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:30:36,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (67), 3 states have call predecessors, (67), 3 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) Word has length 710 [2022-11-20 11:30:36,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:30:36,978 INFO L225 Difference]: With dead ends: 11461 [2022-11-20 11:30:36,978 INFO L226 Difference]: Without dead ends: 7642 [2022-11-20 11:30:37,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 709 GetRequests, 708 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 11:30:37,041 INFO L413 NwaCegarLoop]: 6599 mSDtfsCounter, 5320 mSDsluCounter, 5542 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5320 SdHoareTripleChecker+Valid, 12141 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:30:37,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5320 Valid, 12141 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 11:30:37,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7642 states. [2022-11-20 11:30:37,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7642 to 7638. [2022-11-20 11:30:37,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7638 states, 5017 states have (on average 1.343033685469404) internal successors, (6738), 6056 states have internal predecessors, (6738), 2066 states have call successors, (2066), 553 states have call predecessors, (2066), 552 states have return successors, (2062), 2062 states have call predecessors, (2062), 2062 states have call successors, (2062) [2022-11-20 11:30:37,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7638 states to 7638 states and 10866 transitions. [2022-11-20 11:30:37,719 INFO L78 Accepts]: Start accepts. Automaton has 7638 states and 10866 transitions. Word has length 710 [2022-11-20 11:30:37,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:30:37,724 INFO L495 AbstractCegarLoop]: Abstraction has 7638 states and 10866 transitions. [2022-11-20 11:30:37,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (67), 3 states have call predecessors, (67), 3 states have return successors, (65), 3 states have call predecessors, (65), 3 states have call successors, (65) [2022-11-20 11:30:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7638 states and 10866 transitions. [2022-11-20 11:30:37,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2022-11-20 11:30:37,765 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:30:37,766 INFO L195 NwaCegarLoop]: trace histogram [63, 63, 62, 62, 62, 62, 62, 62, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:37,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:37,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:37,968 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:30:37,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:37,969 INFO L85 PathProgramCache]: Analyzing trace with hash 528007477, now seen corresponding path program 1 times [2022-11-20 11:30:37,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:30:37,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974246728] [2022-11-20 11:30:37,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:30:37,977 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 11:30:37,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:30:37,978 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:37,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:47,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 6847 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:30:47,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:47,808 INFO L134 CoverageAnalysis]: Checked inductivity of 17208 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 17022 trivial. 0 not checked. [2022-11-20 11:30:47,808 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:30:47,809 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:30:47,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974246728] [2022-11-20 11:30:47,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974246728] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:30:47,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:30:47,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:30:47,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173187439] [2022-11-20 11:30:47,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:30:47,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:30:47,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:30:47,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:30:47,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:30:47,815 INFO L87 Difference]: Start difference. First operand 7638 states and 10866 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (70), 3 states have call predecessors, (70), 3 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-20 11:30:49,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:30:49,998 INFO L93 Difference]: Finished difference Result 18440 states and 26182 transitions. [2022-11-20 11:30:49,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:30:49,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (70), 3 states have call predecessors, (70), 3 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 736 [2022-11-20 11:30:50,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:30:50,081 INFO L225 Difference]: With dead ends: 18440 [2022-11-20 11:30:50,082 INFO L226 Difference]: Without dead ends: 10931 [2022-11-20 11:30:50,123 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 735 GetRequests, 734 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 11:30:50,124 INFO L413 NwaCegarLoop]: 6517 mSDtfsCounter, 4974 mSDsluCounter, 5404 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4974 SdHoareTripleChecker+Valid, 11921 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-20 11:30:50,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4974 Valid, 11921 Invalid, 196 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-20 11:30:50,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10931 states. [2022-11-20 11:30:50,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10931 to 10912. [2022-11-20 11:30:50,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10912 states, 7156 states have (on average 1.34460592509782) internal successors, (9622), 8717 states have internal predecessors, (9622), 2922 states have call successors, (2922), 832 states have call predecessors, (2922), 831 states have return successors, (2918), 2913 states have call predecessors, (2918), 2918 states have call successors, (2918) [2022-11-20 11:30:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10912 states to 10912 states and 15462 transitions. [2022-11-20 11:30:50,889 INFO L78 Accepts]: Start accepts. Automaton has 10912 states and 15462 transitions. Word has length 736 [2022-11-20 11:30:50,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:30:50,892 INFO L495 AbstractCegarLoop]: Abstraction has 10912 states and 15462 transitions. [2022-11-20 11:30:50,893 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (70), 3 states have call predecessors, (70), 3 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-20 11:30:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 10912 states and 15462 transitions. [2022-11-20 11:30:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2022-11-20 11:30:50,923 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:30:50,924 INFO L195 NwaCegarLoop]: trace histogram [63, 63, 62, 62, 62, 62, 62, 62, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:30:51,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:51,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:51,148 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:30:51,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:51,149 INFO L85 PathProgramCache]: Analyzing trace with hash -637427370, now seen corresponding path program 1 times [2022-11-20 11:30:51,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:30:51,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1397529225] [2022-11-20 11:30:51,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:30:51,162 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 11:30:51,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:30:51,164 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:30:51,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:31:00,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 6848 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:31:00,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:31:00,966 INFO L134 CoverageAnalysis]: Checked inductivity of 17208 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 17022 trivial. 0 not checked. [2022-11-20 11:31:00,966 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:31:00,966 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:31:00,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1397529225] [2022-11-20 11:31:00,967 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1397529225] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:31:00,967 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:31:00,967 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:31:00,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251219167] [2022-11-20 11:31:00,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:31:00,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:31:00,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:31:00,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:31:00,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:31:00,970 INFO L87 Difference]: Start difference. First operand 10912 states and 15462 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (70), 3 states have call predecessors, (70), 3 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-20 11:31:02,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:31:02,999 INFO L93 Difference]: Finished difference Result 23616 states and 33409 transitions. [2022-11-20 11:31:02,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:31:03,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (70), 3 states have call predecessors, (70), 3 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) Word has length 737 [2022-11-20 11:31:03,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:31:03,103 INFO L225 Difference]: With dead ends: 23616 [2022-11-20 11:31:03,103 INFO L226 Difference]: Without dead ends: 12833 [2022-11-20 11:31:03,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 736 GetRequests, 735 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 11:31:03,159 INFO L413 NwaCegarLoop]: 9339 mSDtfsCounter, 4974 mSDsluCounter, 5405 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4974 SdHoareTripleChecker+Valid, 14744 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-20 11:31:03,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4974 Valid, 14744 Invalid, 196 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-20 11:31:03,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12833 states. [2022-11-20 11:31:03,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12833 to 12812. [2022-11-20 11:31:03,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12812 states, 8444 states have (on average 1.3403600189483658) internal successors, (11318), 10211 states have internal predecessors, (11318), 3382 states have call successors, (3382), 984 states have call predecessors, (3382), 983 states have return successors, (3378), 3363 states have call predecessors, (3378), 3378 states have call successors, (3378) [2022-11-20 11:31:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12812 states to 12812 states and 18078 transitions. [2022-11-20 11:31:03,990 INFO L78 Accepts]: Start accepts. Automaton has 12812 states and 18078 transitions. Word has length 737 [2022-11-20 11:31:03,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:31:03,992 INFO L495 AbstractCegarLoop]: Abstraction has 12812 states and 18078 transitions. [2022-11-20 11:31:03,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (70), 3 states have call predecessors, (70), 3 states have return successors, (66), 3 states have call predecessors, (66), 3 states have call successors, (66) [2022-11-20 11:31:03,993 INFO L276 IsEmpty]: Start isEmpty. Operand 12812 states and 18078 transitions. [2022-11-20 11:31:04,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2022-11-20 11:31:04,003 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:31:04,004 INFO L195 NwaCegarLoop]: trace histogram [63, 63, 62, 62, 62, 62, 62, 62, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:04,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:04,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:04,218 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:31:04,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:04,219 INFO L85 PathProgramCache]: Analyzing trace with hash -907849355, now seen corresponding path program 1 times [2022-11-20 11:31:04,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:31:04,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1816633957] [2022-11-20 11:31:04,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:04,228 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 11:31:04,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:31:04,229 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:04,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:31:15,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 8302 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:31:15,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:31:15,755 INFO L134 CoverageAnalysis]: Checked inductivity of 17223 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 17037 trivial. 0 not checked. [2022-11-20 11:31:15,755 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:31:15,755 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:31:15,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1816633957] [2022-11-20 11:31:15,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1816633957] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:31:15,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:31:15,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:31:15,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475167337] [2022-11-20 11:31:15,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:31:15,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:31:15,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:31:15,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:31:15,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:31:15,760 INFO L87 Difference]: Start difference. First operand 12812 states and 18078 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-11-20 11:31:17,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:31:17,719 INFO L93 Difference]: Finished difference Result 36299 states and 51256 transitions. [2022-11-20 11:31:17,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:31:17,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 764 [2022-11-20 11:31:17,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:31:17,843 INFO L225 Difference]: With dead ends: 36299 [2022-11-20 11:31:17,844 INFO L226 Difference]: Without dead ends: 23616 [2022-11-20 11:31:17,893 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 763 GetRequests, 762 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 11:31:17,896 INFO L413 NwaCegarLoop]: 7377 mSDtfsCounter, 5248 mSDsluCounter, 5537 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5248 SdHoareTripleChecker+Valid, 12914 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-20 11:31:17,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5248 Valid, 12914 Invalid, 60 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-20 11:31:17,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23616 states. [2022-11-20 11:31:19,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23616 to 23589. [2022-11-20 11:31:19,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23589 states, 15560 states have (on average 1.3418380462724935) internal successors, (20879), 18906 states have internal predecessors, (20879), 6206 states have call successors, (6206), 1821 states have call predecessors, (6206), 1820 states have return successors, (6202), 6159 states have call predecessors, (6202), 6202 states have call successors, (6202) [2022-11-20 11:31:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23589 states to 23589 states and 33287 transitions. [2022-11-20 11:31:19,580 INFO L78 Accepts]: Start accepts. Automaton has 23589 states and 33287 transitions. Word has length 764 [2022-11-20 11:31:19,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:31:19,581 INFO L495 AbstractCegarLoop]: Abstraction has 23589 states and 33287 transitions. [2022-11-20 11:31:19,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2022-11-20 11:31:19,582 INFO L276 IsEmpty]: Start isEmpty. Operand 23589 states and 33287 transitions. [2022-11-20 11:31:19,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2022-11-20 11:31:19,592 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:31:19,592 INFO L195 NwaCegarLoop]: trace histogram [66, 66, 62, 62, 62, 62, 62, 62, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:19,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:19,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:19,807 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:31:19,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:19,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1442655418, now seen corresponding path program 1 times [2022-11-20 11:31:19,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:31:19,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [535612281] [2022-11-20 11:31:19,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:19,814 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 11:31:19,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:31:19,816 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:19,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:31:27,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 5547 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:31:27,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:31:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 17815 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 17598 trivial. 0 not checked. [2022-11-20 11:31:28,021 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:31:28,021 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:31:28,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [535612281] [2022-11-20 11:31:28,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [535612281] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:31:28,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:31:28,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 11:31:28,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785365990] [2022-11-20 11:31:28,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:31:28,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:31:28,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:31:28,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:31:28,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:31:28,024 INFO L87 Difference]: Start difference. First operand 23589 states and 33287 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (74), 3 states have call predecessors, (74), 3 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-20 11:31:30,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:31:30,860 INFO L93 Difference]: Finished difference Result 68106 states and 96230 transitions. [2022-11-20 11:31:30,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:31:30,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (74), 3 states have call predecessors, (74), 3 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) Word has length 767 [2022-11-20 11:31:30,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:31:31,110 INFO L225 Difference]: With dead ends: 68106 [2022-11-20 11:31:31,110 INFO L226 Difference]: Without dead ends: 45589 [2022-11-20 11:31:31,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 766 GetRequests, 765 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 11:31:31,204 INFO L413 NwaCegarLoop]: 10860 mSDtfsCounter, 5282 mSDsluCounter, 5551 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5282 SdHoareTripleChecker+Valid, 16411 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 11:31:31,204 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5282 Valid, 16411 Invalid, 30 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 11:31:31,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45589 states. [2022-11-20 11:31:34,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45589 to 45585. [2022-11-20 11:31:34,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45585 states, 30059 states have (on average 1.344522439202901) internal successors, (40415), 36613 states have internal predecessors, (40415), 11985 states have call successors, (11985), 3539 states have call predecessors, (11985), 3538 states have return successors, (11981), 11930 states have call predecessors, (11981), 11981 states have call successors, (11981) [2022-11-20 11:31:34,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45585 states to 45585 states and 64381 transitions. [2022-11-20 11:31:34,660 INFO L78 Accepts]: Start accepts. Automaton has 45585 states and 64381 transitions. Word has length 767 [2022-11-20 11:31:34,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:31:34,662 INFO L495 AbstractCegarLoop]: Abstraction has 45585 states and 64381 transitions. [2022-11-20 11:31:34,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (74), 3 states have call predecessors, (74), 3 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2022-11-20 11:31:34,662 INFO L276 IsEmpty]: Start isEmpty. Operand 45585 states and 64381 transitions. [2022-11-20 11:31:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2022-11-20 11:31:34,672 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:31:34,673 INFO L195 NwaCegarLoop]: trace histogram [66, 66, 62, 62, 62, 62, 62, 62, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:34,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:34,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:34,888 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:31:34,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:34,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1583204028, now seen corresponding path program 1 times [2022-11-20 11:31:34,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:31:34,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [349284816] [2022-11-20 11:31:34,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:34,897 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 11:31:34,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:31:34,898 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:34,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:31:43,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 5547 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:31:43,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:31:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 17815 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17815 trivial. 0 not checked. [2022-11-20 11:31:47,779 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:31:47,779 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:31:47,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [349284816] [2022-11-20 11:31:47,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [349284816] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:31:47,780 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:31:47,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 11:31:47,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140035277] [2022-11-20 11:31:47,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:31:47,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:31:47,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:31:47,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:31:47,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:31:47,782 INFO L87 Difference]: Start difference. First operand 45585 states and 64381 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2022-11-20 11:31:50,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:31:50,596 INFO L93 Difference]: Finished difference Result 45663 states and 64434 transitions. [2022-11-20 11:31:50,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 11:31:50,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) Word has length 767 [2022-11-20 11:31:50,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:31:50,807 INFO L225 Difference]: With dead ends: 45663 [2022-11-20 11:31:50,808 INFO L226 Difference]: Without dead ends: 45661 [2022-11-20 11:31:50,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 768 GetRequests, 763 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:31:50,825 INFO L413 NwaCegarLoop]: 5577 mSDtfsCounter, 5059 mSDsluCounter, 11430 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5060 SdHoareTripleChecker+Valid, 17007 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:31:50,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5060 Valid, 17007 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 11:31:50,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45661 states. [2022-11-20 11:31:53,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45661 to 45661. [2022-11-20 11:31:53,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45661 states, 30110 states have (on average 1.3439388907339753) internal successors, (40466), 36664 states have internal predecessors, (40466), 11985 states have call successors, (11985), 3564 states have call predecessors, (11985), 3563 states have return successors, (11981), 11930 states have call predecessors, (11981), 11981 states have call successors, (11981) [2022-11-20 11:31:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45661 states to 45661 states and 64432 transitions. [2022-11-20 11:31:54,016 INFO L78 Accepts]: Start accepts. Automaton has 45661 states and 64432 transitions. Word has length 767 [2022-11-20 11:31:54,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:31:54,017 INFO L495 AbstractCegarLoop]: Abstraction has 45661 states and 64432 transitions. [2022-11-20 11:31:54,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 4 states have internal predecessors, (108), 1 states have call successors, (73), 2 states have call predecessors, (73), 1 states have return successors, (71), 1 states have call predecessors, (71), 1 states have call successors, (71) [2022-11-20 11:31:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 45661 states and 64432 transitions. [2022-11-20 11:31:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2022-11-20 11:31:54,028 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:31:54,029 INFO L195 NwaCegarLoop]: trace histogram [66, 66, 62, 62, 62, 62, 62, 62, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:31:54,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:54,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:54,252 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:31:54,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:54,253 INFO L85 PathProgramCache]: Analyzing trace with hash 994683744, now seen corresponding path program 1 times [2022-11-20 11:31:54,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:31:54,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1552915463] [2022-11-20 11:31:54,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:54,261 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 11:31:54,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:31:54,262 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:31:54,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:32:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:32:02,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 5554 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:32:02,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:32:06,832 INFO L134 CoverageAnalysis]: Checked inductivity of 17817 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 17815 trivial. 0 not checked. [2022-11-20 11:32:06,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:32:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 17817 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17815 trivial. 0 not checked. [2022-11-20 11:32:08,684 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:32:08,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1552915463] [2022-11-20 11:32:08,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1552915463] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 11:32:08,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:32:08,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-20 11:32:08,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899060652] [2022-11-20 11:32:08,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:32:08,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:32:08,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:32:08,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:32:08,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:32:08,687 INFO L87 Difference]: Start difference. First operand 45661 states and 64432 transitions. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-11-20 11:32:12,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:32:12,068 INFO L93 Difference]: Finished difference Result 45667 states and 64437 transitions. [2022-11-20 11:32:12,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 11:32:12,069 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 772 [2022-11-20 11:32:12,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:32:12,275 INFO L225 Difference]: With dead ends: 45667 [2022-11-20 11:32:12,275 INFO L226 Difference]: Without dead ends: 45665 [2022-11-20 11:32:12,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1545 GetRequests, 1537 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-20 11:32:12,294 INFO L413 NwaCegarLoop]: 5578 mSDtfsCounter, 5416 mSDsluCounter, 11145 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5418 SdHoareTripleChecker+Valid, 16723 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:32:12,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5418 Valid, 16723 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 11:32:12,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45665 states. [2022-11-20 11:32:15,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45665 to 45665. [2022-11-20 11:32:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45665 states, 30113 states have (on average 1.343904625909076) internal successors, (40469), 36667 states have internal predecessors, (40469), 11985 states have call successors, (11985), 3565 states have call predecessors, (11985), 3564 states have return successors, (11981), 11930 states have call predecessors, (11981), 11981 states have call successors, (11981) [2022-11-20 11:32:15,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45665 states to 45665 states and 64435 transitions. [2022-11-20 11:32:15,614 INFO L78 Accepts]: Start accepts. Automaton has 45665 states and 64435 transitions. Word has length 772 [2022-11-20 11:32:15,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:32:15,616 INFO L495 AbstractCegarLoop]: Abstraction has 45665 states and 64435 transitions. [2022-11-20 11:32:15,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2022-11-20 11:32:15,617 INFO L276 IsEmpty]: Start isEmpty. Operand 45665 states and 64435 transitions. [2022-11-20 11:32:15,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2022-11-20 11:32:15,627 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:32:15,628 INFO L195 NwaCegarLoop]: trace histogram [66, 66, 62, 62, 62, 62, 62, 62, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:32:15,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:32:15,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:32:15,844 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:32:15,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:32:15,845 INFO L85 PathProgramCache]: Analyzing trace with hash -500947716, now seen corresponding path program 1 times [2022-11-20 11:32:15,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:32:15,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1437991184] [2022-11-20 11:32:15,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:32:15,850 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 11:32:15,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:32:15,852 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:32:15,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:32:23,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:32:23,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 5561 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:32:23,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:32:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 17823 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17819 trivial. 0 not checked. [2022-11-20 11:32:27,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:32:29,483 INFO L134 CoverageAnalysis]: Checked inductivity of 17823 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17819 trivial. 0 not checked. [2022-11-20 11:32:29,483 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:32:29,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1437991184] [2022-11-20 11:32:29,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1437991184] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 11:32:29,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:32:29,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-20 11:32:29,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870780090] [2022-11-20 11:32:29,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:32:29,486 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:32:29,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:32:29,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:32:29,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:32:29,488 INFO L87 Difference]: Start difference. First operand 45665 states and 64435 transitions. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (75), 3 states have call predecessors, (75), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2022-11-20 11:32:32,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:32:32,598 INFO L93 Difference]: Finished difference Result 45671 states and 64440 transitions. [2022-11-20 11:32:32,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 11:32:32,598 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (75), 3 states have call predecessors, (75), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 777 [2022-11-20 11:32:32,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:32:32,770 INFO L225 Difference]: With dead ends: 45671 [2022-11-20 11:32:32,771 INFO L226 Difference]: Without dead ends: 45667 [2022-11-20 11:32:32,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1555 GetRequests, 1547 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-20 11:32:32,790 INFO L413 NwaCegarLoop]: 5578 mSDtfsCounter, 5416 mSDsluCounter, 11145 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5417 SdHoareTripleChecker+Valid, 16723 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 11:32:32,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5417 Valid, 16723 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 11:32:32,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45667 states. [2022-11-20 11:32:36,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45667 to 45667. [2022-11-20 11:32:36,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45667 states, 30115 states have (on average 1.3438485804416405) internal successors, (40470), 36668 states have internal predecessors, (40470), 11985 states have call successors, (11985), 3566 states have call predecessors, (11985), 3564 states have return successors, (11981), 11930 states have call predecessors, (11981), 11981 states have call successors, (11981) [2022-11-20 11:32:36,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45667 states to 45667 states and 64436 transitions. [2022-11-20 11:32:36,468 INFO L78 Accepts]: Start accepts. Automaton has 45667 states and 64436 transitions. Word has length 777 [2022-11-20 11:32:36,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:32:36,469 INFO L495 AbstractCegarLoop]: Abstraction has 45667 states and 64436 transitions. [2022-11-20 11:32:36,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.2) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (75), 3 states have call predecessors, (75), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2022-11-20 11:32:36,470 INFO L276 IsEmpty]: Start isEmpty. Operand 45667 states and 64436 transitions. [2022-11-20 11:32:36,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 783 [2022-11-20 11:32:36,481 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:32:36,482 INFO L195 NwaCegarLoop]: trace histogram [66, 66, 62, 62, 62, 62, 62, 62, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:32:36,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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)] Forceful destruction successful, exit code 0 [2022-11-20 11:32:36,707 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:32:36,708 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-20 11:32:36,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:32:36,709 INFO L85 PathProgramCache]: Analyzing trace with hash -130128736, now seen corresponding path program 1 times [2022-11-20 11:32:36,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 11:32:36,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [135874688] [2022-11-20 11:32:36,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:32:36,716 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 11:32:36,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 11:32:36,718 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 11:32:36,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83213331-bfe4-4dcb-be46-b68db9ca67d5/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 (10)] Waiting until timeout for monitored process [2022-11-20 11:32:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:32:44,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 5568 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:32:44,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:32:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 17833 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 17827 trivial. 0 not checked. [2022-11-20 11:32:48,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:32:50,578 INFO L134 CoverageAnalysis]: Checked inductivity of 17833 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17827 trivial. 0 not checked. [2022-11-20 11:32:50,578 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 11:32:50,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [135874688] [2022-11-20 11:32:50,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [135874688] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-20 11:32:50,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:32:50,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-20 11:32:50,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432653723] [2022-11-20 11:32:50,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:32:50,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 11:32:50,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 11:32:50,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 11:32:50,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-20 11:32:50,581 INFO L87 Difference]: Start difference. First operand 45667 states and 64436 transitions. Second operand has 5 states, 5 states have (on average 22.2) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (76), 3 states have call predecessors, (76), 1 states have return successors, (74), 2 states have call predecessors, (74), 2 states have call successors, (74)