./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 1a40e66604094f312102b838d8c965fbe1879fb2092ea49e39f812ee4cfee256 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:40:03,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:40:03,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:40:03,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:40:03,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:40:03,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:40:03,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:40:03,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:40:03,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:40:03,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:40:03,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:40:03,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:40:03,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:40:03,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:40:03,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:40:03,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:40:03,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:40:03,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:40:03,335 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:40:03,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:40:03,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:40:03,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:40:03,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:40:03,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:40:03,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:40:03,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:40:03,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:40:03,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:40:03,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:40:03,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:40:03,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:40:03,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:40:03,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:40:03,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:40:03,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:40:03,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:40:03,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:40:03,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:40:03,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:40:03,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:40:03,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:40:03,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 10:40:03,399 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:40:03,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:40:03,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:40:03,403 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:40:03,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:40:03,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:40:03,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:40:03,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:40:03,405 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:40:03,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:40:03,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:40:03,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:40:03,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:40:03,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:40:03,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:40:03,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:40:03,408 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:40:03,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:40:03,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:40:03,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:40:03,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:40:03,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:40:03,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:40:03,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:40:03,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:40:03,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:40:03,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:40:03,411 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:40:03,412 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:40:03,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:40:03,412 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a40e66604094f312102b838d8c965fbe1879fb2092ea49e39f812ee4cfee256 [2022-11-20 10:40:03,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:40:03,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:40:03,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:40:03,760 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:40:03,761 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:40:03,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i [2022-11-20 10:40:06,872 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:40:07,661 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:40:07,662 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i [2022-11-20 10:40:07,733 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data/72cec55c0/2b2cbe51e7c643509974f25d6f557b79/FLAG3e1de37ff [2022-11-20 10:40:07,750 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data/72cec55c0/2b2cbe51e7c643509974f25d6f557b79 [2022-11-20 10:40:07,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:40:07,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:40:07,757 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:40:07,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:40:07,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:40:07,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:07" (1/1) ... [2022-11-20 10:40:07,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b5f5e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:07, skipping insertion in model container [2022-11-20 10:40:07,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:07" (1/1) ... [2022-11-20 10:40:07,773 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:40:08,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:40:12,704 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractShiftRight(BitabsTranslation.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:418) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 10:40:12,710 INFO L158 Benchmark]: Toolchain (without parser) took 4954.17ms. Allocated memory is still 207.6MB. Free memory was 136.1MB in the beginning and 117.7MB in the end (delta: 18.4MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2022-11-20 10:40:12,711 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:40:12,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4951.50ms. Allocated memory is still 207.6MB. Free memory was 136.1MB in the beginning and 117.7MB in the end (delta: 18.4MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2022-11-20 10:40:12,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4951.50ms. Allocated memory is still 207.6MB. Free memory was 136.1MB in the beginning and 117.7MB in the end (delta: 18.4MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 1a40e66604094f312102b838d8c965fbe1879fb2092ea49e39f812ee4cfee256 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:40:15,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:40:15,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:40:15,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:40:15,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:40:15,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:40:15,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:40:15,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:40:15,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:40:15,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:40:15,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:40:15,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:40:15,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:40:15,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:40:15,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:40:15,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:40:15,274 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:40:15,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:40:15,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:40:15,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:40:15,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:40:15,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:40:15,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:40:15,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:40:15,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:40:15,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:40:15,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:40:15,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:40:15,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:40:15,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:40:15,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:40:15,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:40:15,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:40:15,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:40:15,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:40:15,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:40:15,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:40:15,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:40:15,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:40:15,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:40:15,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:40:15,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 10:40:15,391 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:40:15,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:40:15,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:40:15,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:40:15,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:40:15,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:40:15,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:40:15,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:40:15,396 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:40:15,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:40:15,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:40:15,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:40:15,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:40:15,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:40:15,399 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:40:15,399 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:40:15,399 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:40:15,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:40:15,400 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:40:15,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:40:15,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:40:15,401 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:40:15,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:40:15,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:40:15,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:40:15,402 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:40:15,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:40:15,403 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:40:15,403 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:40:15,403 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:40:15,403 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:40:15,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:40:15,404 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:40:15,405 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a40e66604094f312102b838d8c965fbe1879fb2092ea49e39f812ee4cfee256 [2022-11-20 10:40:15,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:40:15,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:40:15,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:40:15,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:40:15,938 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:40:15,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i [2022-11-20 10:40:19,127 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:40:19,996 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:40:19,997 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i [2022-11-20 10:40:20,077 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data/4fc7046ac/e3a38d8e902e4175a43c5a5dc4516e11/FLAG4cd16b297 [2022-11-20 10:40:20,219 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/data/4fc7046ac/e3a38d8e902e4175a43c5a5dc4516e11 [2022-11-20 10:40:20,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:40:20,223 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:40:20,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:40:20,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:40:20,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:40:20,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:20" (1/1) ... [2022-11-20 10:40:20,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bd6e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:20, skipping insertion in model container [2022-11-20 10:40:20,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:40:20" (1/1) ... [2022-11-20 10:40:20,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:40:20,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:40:28,853 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680431,680444] [2022-11-20 10:40:28,856 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680576,680589] [2022-11-20 10:40:28,857 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680722,680735] [2022-11-20 10:40:28,857 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680887,680900] [2022-11-20 10:40:28,858 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681045,681058] [2022-11-20 10:40:28,858 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681203,681216] [2022-11-20 10:40:28,859 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681361,681374] [2022-11-20 10:40:28,859 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681521,681534] [2022-11-20 10:40:28,860 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681680,681693] [2022-11-20 10:40:28,860 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681819,681832] [2022-11-20 10:40:28,861 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681961,681974] [2022-11-20 10:40:28,861 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682110,682123] [2022-11-20 10:40:28,862 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682249,682262] [2022-11-20 10:40:28,862 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682404,682417] [2022-11-20 10:40:28,863 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682564,682577] [2022-11-20 10:40:28,863 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682715,682728] [2022-11-20 10:40:28,864 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682866,682879] [2022-11-20 10:40:28,864 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683018,683031] [2022-11-20 10:40:28,865 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683167,683180] [2022-11-20 10:40:28,866 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683315,683328] [2022-11-20 10:40:28,866 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683472,683485] [2022-11-20 10:40:28,867 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683621,683634] [2022-11-20 10:40:28,867 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683777,683790] [2022-11-20 10:40:28,868 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683930,683943] [2022-11-20 10:40:28,868 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684076,684089] [2022-11-20 10:40:28,869 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684219,684232] [2022-11-20 10:40:28,869 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684371,684384] [2022-11-20 10:40:28,870 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684517,684530] [2022-11-20 10:40:28,870 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684662,684675] [2022-11-20 10:40:28,871 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684816,684829] [2022-11-20 10:40:28,872 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684967,684980] [2022-11-20 10:40:28,872 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685122,685135] [2022-11-20 10:40:28,873 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685274,685287] [2022-11-20 10:40:28,873 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685429,685442] [2022-11-20 10:40:28,874 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685593,685606] [2022-11-20 10:40:28,874 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685749,685762] [2022-11-20 10:40:28,875 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685913,685926] [2022-11-20 10:40:28,875 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686055,686068] [2022-11-20 10:40:28,876 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686213,686226] [2022-11-20 10:40:28,876 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686380,686393] [2022-11-20 10:40:28,877 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686539,686552] [2022-11-20 10:40:28,877 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686698,686711] [2022-11-20 10:40:28,878 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686847,686860] [2022-11-20 10:40:28,879 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686994,687007] [2022-11-20 10:40:28,879 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687133,687146] [2022-11-20 10:40:28,880 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687296,687309] [2022-11-20 10:40:28,880 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687462,687475] [2022-11-20 10:40:28,881 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687626,687639] [2022-11-20 10:40:28,881 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687791,687804] [2022-11-20 10:40:28,882 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687956,687969] [2022-11-20 10:40:28,882 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688122,688135] [2022-11-20 10:40:28,883 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688287,688300] [2022-11-20 10:40:28,883 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688454,688467] [2022-11-20 10:40:28,884 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688614,688627] [2022-11-20 10:40:28,885 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688776,688789] [2022-11-20 10:40:28,885 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688935,688948] [2022-11-20 10:40:28,886 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689081,689094] [2022-11-20 10:40:28,886 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689224,689237] [2022-11-20 10:40:28,887 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689368,689381] [2022-11-20 10:40:28,887 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689511,689524] [2022-11-20 10:40:28,888 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689655,689668] [2022-11-20 10:40:28,889 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689796,689809] [2022-11-20 10:40:28,889 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689934,689947] [2022-11-20 10:40:28,890 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690092,690105] [2022-11-20 10:40:28,890 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690251,690264] [2022-11-20 10:40:28,891 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690407,690420] [2022-11-20 10:40:28,891 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690556,690569] [2022-11-20 10:40:28,892 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690708,690721] [2022-11-20 10:40:28,892 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690859,690872] [2022-11-20 10:40:28,893 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691008,691021] [2022-11-20 10:40:28,894 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691160,691173] [2022-11-20 10:40:28,894 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691308,691321] [2022-11-20 10:40:28,895 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691461,691474] [2022-11-20 10:40:28,895 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691612,691625] [2022-11-20 10:40:28,896 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691762,691775] [2022-11-20 10:40:28,896 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691909,691922] [2022-11-20 10:40:28,897 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692060,692073] [2022-11-20 10:40:28,897 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692211,692224] [2022-11-20 10:40:28,898 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692359,692372] [2022-11-20 10:40:28,898 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692525,692538] [2022-11-20 10:40:28,899 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692694,692707] [2022-11-20 10:40:28,900 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692861,692874] [2022-11-20 10:40:28,900 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693029,693042] [2022-11-20 10:40:28,901 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693179,693192] [2022-11-20 10:40:28,901 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693326,693339] [2022-11-20 10:40:28,902 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693487,693500] [2022-11-20 10:40:28,902 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693657,693670] [2022-11-20 10:40:28,903 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693819,693832] [2022-11-20 10:40:28,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:40:28,986 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 10:40:29,086 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:40:29,657 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680431,680444] [2022-11-20 10:40:29,658 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680576,680589] [2022-11-20 10:40:29,659 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680722,680735] [2022-11-20 10:40:29,659 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680887,680900] [2022-11-20 10:40:29,660 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681045,681058] [2022-11-20 10:40:29,661 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681203,681216] [2022-11-20 10:40:29,661 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681361,681374] [2022-11-20 10:40:29,662 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681521,681534] [2022-11-20 10:40:29,662 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681680,681693] [2022-11-20 10:40:29,663 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681819,681832] [2022-11-20 10:40:29,663 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681961,681974] [2022-11-20 10:40:29,663 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682110,682123] [2022-11-20 10:40:29,666 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682249,682262] [2022-11-20 10:40:29,667 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682404,682417] [2022-11-20 10:40:29,667 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682564,682577] [2022-11-20 10:40:29,668 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682715,682728] [2022-11-20 10:40:29,668 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682866,682879] [2022-11-20 10:40:29,669 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683018,683031] [2022-11-20 10:40:29,670 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683167,683180] [2022-11-20 10:40:29,671 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683315,683328] [2022-11-20 10:40:29,671 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683472,683485] [2022-11-20 10:40:29,672 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683621,683634] [2022-11-20 10:40:29,672 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683777,683790] [2022-11-20 10:40:29,673 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683930,683943] [2022-11-20 10:40:29,674 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684076,684089] [2022-11-20 10:40:29,674 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684219,684232] [2022-11-20 10:40:29,675 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684371,684384] [2022-11-20 10:40:29,675 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684517,684530] [2022-11-20 10:40:29,676 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684662,684675] [2022-11-20 10:40:29,676 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684816,684829] [2022-11-20 10:40:29,678 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684967,684980] [2022-11-20 10:40:29,678 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685122,685135] [2022-11-20 10:40:29,679 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685274,685287] [2022-11-20 10:40:29,679 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685429,685442] [2022-11-20 10:40:29,679 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685593,685606] [2022-11-20 10:40:29,680 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685749,685762] [2022-11-20 10:40:29,680 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685913,685926] [2022-11-20 10:40:29,681 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686055,686068] [2022-11-20 10:40:29,682 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686213,686226] [2022-11-20 10:40:29,683 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686380,686393] [2022-11-20 10:40:29,683 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686539,686552] [2022-11-20 10:40:29,684 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686698,686711] [2022-11-20 10:40:29,684 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686847,686860] [2022-11-20 10:40:29,686 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686994,687007] [2022-11-20 10:40:29,687 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687133,687146] [2022-11-20 10:40:29,687 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687296,687309] [2022-11-20 10:40:29,688 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687462,687475] [2022-11-20 10:40:29,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687626,687639] [2022-11-20 10:40:29,694 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687791,687804] [2022-11-20 10:40:29,695 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687956,687969] [2022-11-20 10:40:29,696 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688122,688135] [2022-11-20 10:40:29,696 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688287,688300] [2022-11-20 10:40:29,697 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688454,688467] [2022-11-20 10:40:29,697 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688614,688627] [2022-11-20 10:40:29,697 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688776,688789] [2022-11-20 10:40:29,698 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688935,688948] [2022-11-20 10:40:29,698 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689081,689094] [2022-11-20 10:40:29,699 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689224,689237] [2022-11-20 10:40:29,700 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689368,689381] [2022-11-20 10:40:29,701 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689511,689524] [2022-11-20 10:40:29,705 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689655,689668] [2022-11-20 10:40:29,706 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689796,689809] [2022-11-20 10:40:29,706 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689934,689947] [2022-11-20 10:40:29,707 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690092,690105] [2022-11-20 10:40:29,708 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690251,690264] [2022-11-20 10:40:29,708 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690407,690420] [2022-11-20 10:40:29,710 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690556,690569] [2022-11-20 10:40:29,710 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690708,690721] [2022-11-20 10:40:29,711 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690859,690872] [2022-11-20 10:40:29,716 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691008,691021] [2022-11-20 10:40:29,717 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691160,691173] [2022-11-20 10:40:29,717 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691308,691321] [2022-11-20 10:40:29,718 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691461,691474] [2022-11-20 10:40:29,719 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691612,691625] [2022-11-20 10:40:29,719 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691762,691775] [2022-11-20 10:40:29,720 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691909,691922] [2022-11-20 10:40:29,720 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692060,692073] [2022-11-20 10:40:29,720 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692211,692224] [2022-11-20 10:40:29,722 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692359,692372] [2022-11-20 10:40:29,723 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692525,692538] [2022-11-20 10:40:29,723 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692694,692707] [2022-11-20 10:40:29,724 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692861,692874] [2022-11-20 10:40:29,724 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693029,693042] [2022-11-20 10:40:29,725 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693179,693192] [2022-11-20 10:40:29,726 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693326,693339] [2022-11-20 10:40:29,726 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693487,693500] [2022-11-20 10:40:29,727 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693657,693670] [2022-11-20 10:40:29,727 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693819,693832] [2022-11-20 10:40:29,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:40:29,826 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:40:30,956 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680431,680444] [2022-11-20 10:40:30,957 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680576,680589] [2022-11-20 10:40:30,957 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680722,680735] [2022-11-20 10:40:30,957 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[680887,680900] [2022-11-20 10:40:30,958 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681045,681058] [2022-11-20 10:40:30,958 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681203,681216] [2022-11-20 10:40:30,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681361,681374] [2022-11-20 10:40:30,959 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681521,681534] [2022-11-20 10:40:30,960 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681680,681693] [2022-11-20 10:40:30,960 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681819,681832] [2022-11-20 10:40:30,960 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[681961,681974] [2022-11-20 10:40:30,961 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682110,682123] [2022-11-20 10:40:30,961 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682249,682262] [2022-11-20 10:40:30,962 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682404,682417] [2022-11-20 10:40:30,963 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682564,682577] [2022-11-20 10:40:30,963 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682715,682728] [2022-11-20 10:40:30,963 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[682866,682879] [2022-11-20 10:40:30,964 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683018,683031] [2022-11-20 10:40:30,966 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683167,683180] [2022-11-20 10:40:30,967 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683315,683328] [2022-11-20 10:40:30,968 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683472,683485] [2022-11-20 10:40:30,968 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683621,683634] [2022-11-20 10:40:30,969 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683777,683790] [2022-11-20 10:40:30,970 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[683930,683943] [2022-11-20 10:40:30,971 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684076,684089] [2022-11-20 10:40:30,971 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684219,684232] [2022-11-20 10:40:30,971 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684371,684384] [2022-11-20 10:40:30,972 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684517,684530] [2022-11-20 10:40:30,972 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684662,684675] [2022-11-20 10:40:30,973 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684816,684829] [2022-11-20 10:40:30,973 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[684967,684980] [2022-11-20 10:40:30,973 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685122,685135] [2022-11-20 10:40:30,974 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685274,685287] [2022-11-20 10:40:30,974 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685429,685442] [2022-11-20 10:40:30,975 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685593,685606] [2022-11-20 10:40:30,979 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685749,685762] [2022-11-20 10:40:30,980 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[685913,685926] [2022-11-20 10:40:30,980 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686055,686068] [2022-11-20 10:40:30,981 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686213,686226] [2022-11-20 10:40:30,982 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686380,686393] [2022-11-20 10:40:30,982 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686539,686552] [2022-11-20 10:40:30,983 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686698,686711] [2022-11-20 10:40:30,983 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686847,686860] [2022-11-20 10:40:30,986 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[686994,687007] [2022-11-20 10:40:30,986 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687133,687146] [2022-11-20 10:40:30,986 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687296,687309] [2022-11-20 10:40:30,987 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687462,687475] [2022-11-20 10:40:30,987 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687626,687639] [2022-11-20 10:40:30,988 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687791,687804] [2022-11-20 10:40:30,989 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[687956,687969] [2022-11-20 10:40:30,990 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688122,688135] [2022-11-20 10:40:30,991 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688287,688300] [2022-11-20 10:40:30,991 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688454,688467] [2022-11-20 10:40:30,991 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688614,688627] [2022-11-20 10:40:30,992 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688776,688789] [2022-11-20 10:40:30,992 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[688935,688948] [2022-11-20 10:40:30,992 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689081,689094] [2022-11-20 10:40:30,993 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689224,689237] [2022-11-20 10:40:30,993 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689368,689381] [2022-11-20 10:40:30,994 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689511,689524] [2022-11-20 10:40:30,994 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689655,689668] [2022-11-20 10:40:30,994 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689796,689809] [2022-11-20 10:40:30,995 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[689934,689947] [2022-11-20 10:40:30,995 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690092,690105] [2022-11-20 10:40:30,995 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690251,690264] [2022-11-20 10:40:30,996 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690407,690420] [2022-11-20 10:40:30,996 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690556,690569] [2022-11-20 10:40:30,997 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690708,690721] [2022-11-20 10:40:30,997 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[690859,690872] [2022-11-20 10:40:30,997 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691008,691021] [2022-11-20 10:40:30,998 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691160,691173] [2022-11-20 10:40:30,998 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691308,691321] [2022-11-20 10:40:30,998 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691461,691474] [2022-11-20 10:40:30,999 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691612,691625] [2022-11-20 10:40:30,999 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691762,691775] [2022-11-20 10:40:31,000 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[691909,691922] [2022-11-20 10:40:31,000 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692060,692073] [2022-11-20 10:40:31,000 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692211,692224] [2022-11-20 10:40:31,001 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692359,692372] [2022-11-20 10:40:31,002 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692525,692538] [2022-11-20 10:40:31,007 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692694,692707] [2022-11-20 10:40:31,007 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[692861,692874] [2022-11-20 10:40:31,008 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693029,693042] [2022-11-20 10:40:31,008 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693179,693192] [2022-11-20 10:40:31,009 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693326,693339] [2022-11-20 10:40:31,009 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693487,693500] [2022-11-20 10:40:31,011 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693657,693670] [2022-11-20 10:40:31,012 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_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--rose--rose.ko.cil.i[693819,693832] [2022-11-20 10:40:31,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:40:31,553 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:40:31,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31 WrapperNode [2022-11-20 10:40:31,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:40:31,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:40:31,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:40:31,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:40:31,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:31,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:31,950 INFO L138 Inliner]: procedures = 978, calls = 5049, calls flagged for inlining = 494, calls inlined = 305, statements flattened = 9217 [2022-11-20 10:40:31,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:40:31,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:40:31,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:40:31,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:40:31,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:31,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,376 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:40:32,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:40:32,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:40:32,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:40:32,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (1/1) ... [2022-11-20 10:40:32,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:40:32,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:40:32,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:40:32,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:40:32,554 INFO L130 BoogieDeclarations]: Found specification of procedure rose_stop_timer [2022-11-20 10:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_stop_timer [2022-11-20 10:40:32,555 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-20 10:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-20 10:40:32,555 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-20 10:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-20 10:40:32,555 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-11-20 10:40:32,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-11-20 10:40:32,555 INFO L130 BoogieDeclarations]: Found specification of procedure rose_start_heartbeat [2022-11-20 10:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_start_heartbeat [2022-11-20 10:40:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure sock_init_data [2022-11-20 10:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_init_data [2022-11-20 10:40:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-20 10:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-20 10:40:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_135 [2022-11-20 10:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_135 [2022-11-20 10:40:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure proto_unregister [2022-11-20 10:40:32,556 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_unregister [2022-11-20 10:40:32,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-20 10:40:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-20 10:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-20 10:40:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-20 10:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure rose_add_loopback_node [2022-11-20 10:40:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_add_loopback_node [2022-11-20 10:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2022-11-20 10:40:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2022-11-20 10:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure sock_set_flag [2022-11-20 10:40:32,557 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_set_flag [2022-11-20 10:40:32,557 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-20 10:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-11-20 10:40:32,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-11-20 10:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure rose_send_frame [2022-11-20 10:40:32,558 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_send_frame [2022-11-20 10:40:32,558 INFO L130 BoogieDeclarations]: Found specification of procedure rose_destroy_socket [2022-11-20 10:40:32,558 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_destroy_socket [2022-11-20 10:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure rose_write_internal [2022-11-20 10:40:32,559 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_write_internal [2022-11-20 10:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2022-11-20 10:40:32,559 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2022-11-20 10:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure rose_del_loopback_node [2022-11-20 10:40:32,559 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_del_loopback_node [2022-11-20 10:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-20 10:40:32,559 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-20 10:40:32,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-20 10:40:32,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-20 10:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure rose_requeue_frames [2022-11-20 10:40:32,560 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_requeue_frames [2022-11-20 10:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure rose_rx_call_request [2022-11-20 10:40:32,560 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_rx_call_request [2022-11-20 10:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-20 10:40:32,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-20 10:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure rose_dev_get [2022-11-20 10:40:32,560 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_dev_get [2022-11-20 10:40:32,560 INFO L130 BoogieDeclarations]: Found specification of procedure sock_wfree [2022-11-20 10:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 10:40:32,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 10:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure rose_new_lci [2022-11-20 10:40:32,561 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_new_lci [2022-11-20 10:40:32,561 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2022-11-20 10:40:32,561 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2022-11-20 10:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-20 10:40:32,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-20 10:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-20 10:40:32,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-20 10:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure rose_neigh_open [2022-11-20 10:40:32,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_neigh_open [2022-11-20 10:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-20 10:40:32,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-20 10:40:32,562 INFO L130 BoogieDeclarations]: Found specification of procedure rose_validate_nr [2022-11-20 10:40:32,562 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_validate_nr [2022-11-20 10:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-20 10:40:32,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-20 10:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-20 10:40:32,563 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-20 10:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure sock_flag [2022-11-20 10:40:32,563 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_flag [2022-11-20 10:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2022-11-20 10:40:32,563 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2022-11-20 10:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:40:32,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 10:40:32,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 10:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure ax2asc [2022-11-20 10:40:32,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ax2asc [2022-11-20 10:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-20 10:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure rose_start_t0timer [2022-11-20 10:40:32,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_start_t0timer [2022-11-20 10:40:32,564 INFO L130 BoogieDeclarations]: Found specification of procedure rose_transmit_restart_request [2022-11-20 10:40:32,564 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_transmit_restart_request [2022-11-20 10:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2022-11-20 10:40:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2022-11-20 10:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-20 10:40:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-20 10:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-20 10:40:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-20 10:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure rose_process_rx_frame [2022-11-20 10:40:32,565 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_process_rx_frame [2022-11-20 10:40:32,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:40:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 10:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-11-20 10:40:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-11-20 10:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure sock_hold [2022-11-20 10:40:32,566 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_hold [2022-11-20 10:40:32,566 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-20 10:40:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure ax25_cb_put [2022-11-20 10:40:32,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ax25_cb_put [2022-11-20 10:40:32,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 10:40:32,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 10:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2022-11-20 10:40:32,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2022-11-20 10:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure rose_clear_queues [2022-11-20 10:40:32,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_clear_queues [2022-11-20 10:40:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-20 10:40:32,569 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-20 10:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-20 10:40:32,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-20 10:40:32,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-20 10:40:32,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-20 10:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure rose_insert_socket [2022-11-20 10:40:32,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_insert_socket [2022-11-20 10:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure rose_parse_facilities [2022-11-20 10:40:32,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_parse_facilities [2022-11-20 10:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-20 10:40:32,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-20 10:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:40:32,571 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-20 10:40:32,572 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-20 10:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_125 [2022-11-20 10:40:32,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_125 [2022-11-20 10:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_126 [2022-11-20 10:40:32,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_126 [2022-11-20 10:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-20 10:40:32,572 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-20 10:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-20 10:40:32,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-20 10:40:32,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_127___0 [2022-11-20 10:40:32,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_127___0 [2022-11-20 10:40:32,573 INFO L130 BoogieDeclarations]: Found specification of procedure rose_start_idletimer [2022-11-20 10:40:32,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_start_idletimer [2022-11-20 10:40:32,573 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-20 10:40:32,573 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-20 10:40:32,573 INFO L130 BoogieDeclarations]: Found specification of procedure rose_transmit_link [2022-11-20 10:40:32,573 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_transmit_link [2022-11-20 10:40:32,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-20 10:40:32,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-20 10:40:32,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-20 10:40:32,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-20 10:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure rose_find_socket [2022-11-20 10:40:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_find_socket [2022-11-20 10:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure rose_remove_node [2022-11-20 10:40:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_remove_node [2022-11-20 10:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-20 10:40:32,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-20 10:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 10:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 10:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 10:40:32,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 10:40:32,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 10:40:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 10:40:32,575 INFO L130 BoogieDeclarations]: Found specification of procedure ax25_display_timer [2022-11-20 10:40:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ax25_display_timer [2022-11-20 10:40:32,575 INFO L130 BoogieDeclarations]: Found specification of procedure rose_remove_route [2022-11-20 10:40:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_remove_route [2022-11-20 10:40:32,575 INFO L130 BoogieDeclarations]: Found specification of procedure ax25_listen_release [2022-11-20 10:40:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ax25_listen_release [2022-11-20 10:40:32,575 INFO L130 BoogieDeclarations]: Found specification of procedure rosecmp [2022-11-20 10:40:32,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rosecmp [2022-11-20 10:40:32,576 INFO L130 BoogieDeclarations]: Found specification of procedure rose_stop_ftimer [2022-11-20 10:40:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_stop_ftimer [2022-11-20 10:40:32,576 INFO L130 BoogieDeclarations]: Found specification of procedure rose_del_route_by_neigh [2022-11-20 10:40:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_del_route_by_neigh [2022-11-20 10:40:32,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-20 10:40:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-20 10:40:32,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 10:40:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 10:40:32,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_134 [2022-11-20 10:40:32,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_134 [2022-11-20 10:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-20 10:40:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-20 10:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 10:40:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 10:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-20 10:40:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-20 10:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-20 10:40:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-20 10:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure rose_setup [2022-11-20 10:40:32,577 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_setup [2022-11-20 10:40:32,577 INFO L130 BoogieDeclarations]: Found specification of procedure sk_wmem_alloc_get [2022-11-20 10:40:32,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_wmem_alloc_get [2022-11-20 10:40:32,578 INFO L130 BoogieDeclarations]: Found specification of procedure sk_alloc [2022-11-20 10:40:32,578 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_alloc [2022-11-20 10:40:32,578 INFO L130 BoogieDeclarations]: Found specification of procedure ax25cmp [2022-11-20 10:40:32,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ax25cmp [2022-11-20 10:40:32,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-20 10:40:32,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-20 10:40:32,578 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-11-20 10:40:32,578 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-11-20 10:40:32,578 INFO L130 BoogieDeclarations]: Found specification of procedure rose_start_t3timer [2022-11-20 10:40:32,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_start_t3timer [2022-11-20 10:40:32,579 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-20 10:40:32,579 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-20 10:40:32,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 10:40:32,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 10:40:32,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-20 10:40:32,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-20 10:40:32,579 INFO L130 BoogieDeclarations]: Found specification of procedure rose_remove_neigh [2022-11-20 10:40:32,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_remove_neigh [2022-11-20 10:40:32,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure rose_disconnect [2022-11-20 10:40:32,580 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_disconnect [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-20 10:40:32,580 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure sock_put [2022-11-20 10:40:32,580 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_put [2022-11-20 10:40:32,580 INFO L130 BoogieDeclarations]: Found specification of procedure sk_rmem_alloc_get [2022-11-20 10:40:32,581 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_rmem_alloc_get [2022-11-20 10:40:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-20 10:40:32,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-20 10:40:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-20 10:40:32,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-20 10:40:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-20 10:40:32,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-20 10:40:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure rose_route_free_lci [2022-11-20 10:40:32,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_route_free_lci [2022-11-20 10:40:32,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 10:40:32,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 10:40:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-20 10:40:32,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-20 10:40:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure rose2asc [2022-11-20 10:40:32,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rose2asc [2022-11-20 10:40:32,582 INFO L130 BoogieDeclarations]: Found specification of procedure rose_get_neigh [2022-11-20 10:40:32,582 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_get_neigh [2022-11-20 10:40:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-20 10:40:32,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-20 10:40:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-20 10:40:32,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-20 10:40:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2022-11-20 10:40:32,583 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2022-11-20 10:40:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create [2022-11-20 10:40:32,583 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create [2022-11-20 10:40:32,583 INFO L130 BoogieDeclarations]: Found specification of procedure rose_kick [2022-11-20 10:40:32,583 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_kick [2022-11-20 10:40:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_149 [2022-11-20 10:40:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_149 [2022-11-20 10:40:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure rose_start_t2timer [2022-11-20 10:40:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_start_t2timer [2022-11-20 10:40:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_open [2022-11-20 10:40:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_open [2022-11-20 10:40:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 10:40:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 10:40:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:40:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:40:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 10:40:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-20 10:40:32,585 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-20 10:40:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure rosecmpm [2022-11-20 10:40:32,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rosecmpm [2022-11-20 10:40:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure rose_enquiry_response [2022-11-20 10:40:32,585 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_enquiry_response [2022-11-20 10:40:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-20 10:40:32,585 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-20 10:40:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-20 10:40:32,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-20 10:40:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 10:40:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_transport_header [2022-11-20 10:40:32,586 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_transport_header [2022-11-20 10:40:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-20 10:40:32,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-20 10:40:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure rose_kill_by_neigh [2022-11-20 10:40:32,586 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_kill_by_neigh [2022-11-20 10:40:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 10:40:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 10:40:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2022-11-20 10:40:32,587 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2022-11-20 10:40:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 10:40:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure rose_stop_t0timer [2022-11-20 10:40:32,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_stop_t0timer [2022-11-20 10:40:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 10:40:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 10:40:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 10:40:32,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 10:40:32,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-20 10:40:32,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-20 10:40:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-20 10:40:32,588 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-20 10:40:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-20 10:40:32,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-20 10:40:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure skb_orphan [2022-11-20 10:40:32,588 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_orphan [2022-11-20 10:40:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 10:40:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 10:40:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 10:40:32,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 10:40:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 10:40:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-20 10:40:32,589 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-20 10:40:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-20 10:40:32,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-20 10:40:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_150 [2022-11-20 10:40:32,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_150 [2022-11-20 10:40:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 10:40:32,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 10:40:32,589 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_hash_from_sk [2022-11-20 10:40:32,589 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_hash_from_sk [2022-11-20 10:40:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure rose_route_frame [2022-11-20 10:40:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_route_frame [2022-11-20 10:40:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-20 10:40:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-20 10:40:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure rose_stop_idletimer [2022-11-20 10:40:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_stop_idletimer [2022-11-20 10:40:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-20 10:40:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-20 10:40:32,590 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-20 10:40:32,590 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-20 10:40:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-11-20 10:40:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-11-20 10:40:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_127 [2022-11-20 10:40:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_127 [2022-11-20 10:40:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_128 [2022-11-20 10:40:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_128 [2022-11-20 10:40:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-20 10:40:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-20 10:40:32,591 INFO L130 BoogieDeclarations]: Found specification of procedure rose_route_open [2022-11-20 10:40:32,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_route_open [2022-11-20 10:40:32,592 INFO L130 BoogieDeclarations]: Found specification of procedure rose_nodes_open [2022-11-20 10:40:32,592 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_nodes_open [2022-11-20 10:40:32,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-20 10:40:32,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-20 10:40:32,592 INFO L130 BoogieDeclarations]: Found specification of procedure rose_transmit_clear_request [2022-11-20 10:40:32,592 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_transmit_clear_request [2022-11-20 10:40:32,592 INFO L130 BoogieDeclarations]: Found specification of procedure ax25_cb_put___0 [2022-11-20 10:40:32,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ax25_cb_put___0 [2022-11-20 10:40:32,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_126___0 [2022-11-20 10:40:32,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_126___0 [2022-11-20 10:40:32,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 10:40:32,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 10:40:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-20 10:40:32,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-20 10:40:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-20 10:40:32,593 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-20 10:40:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure asc2ax [2022-11-20 10:40:32,593 INFO L138 BoogieDeclarations]: Found implementation of procedure asc2ax [2022-11-20 10:40:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-20 10:40:32,593 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-20 10:40:32,593 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-20 10:40:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-20 10:40:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure rose_frames_acked [2022-11-20 10:40:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rose_frames_acked [2022-11-20 10:40:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure net_eq [2022-11-20 10:40:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure net_eq [2022-11-20 10:40:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-20 10:40:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-20 10:40:34,022 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:40:34,029 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:40:34,726 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 10:42:45,313 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:42:45,345 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:42:45,346 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-20 10:42:45,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:42:45 BoogieIcfgContainer [2022-11-20 10:42:45,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:42:45,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:42:45,352 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:42:45,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:42:45,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:40:20" (1/3) ... [2022-11-20 10:42:45,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43895b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:42:45, skipping insertion in model container [2022-11-20 10:42:45,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:40:31" (2/3) ... [2022-11-20 10:42:45,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43895b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:42:45, skipping insertion in model container [2022-11-20 10:42:45,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:42:45" (3/3) ... [2022-11-20 10:42:45,359 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--rose--rose.ko.cil.i [2022-11-20 10:42:45,380 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:42:45,380 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2022-11-20 10:42:45,486 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:42:45,491 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;@ff46bb4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:42:45,491 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-11-20 10:42:45,506 INFO L276 IsEmpty]: Start isEmpty. Operand has 2930 states, 1951 states have (on average 1.309584828293183) internal successors, (2555), 2095 states have internal predecessors, (2555), 791 states have call successors, (791), 162 states have call predecessors, (791), 161 states have return successors, (779), 738 states have call predecessors, (779), 779 states have call successors, (779) [2022-11-20 10:42:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 10:42:45,514 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:42:45,514 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:42:45,515 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:42:45,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:42:45,520 INFO L85 PathProgramCache]: Analyzing trace with hash 650512609, now seen corresponding path program 1 times [2022-11-20 10:42:45,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:42:45,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [459233890] [2022-11-20 10:42:45,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:42:45,543 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:42:45,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:42:45,550 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:42:45,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-20 10:42:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:42:49,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 1796 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:42:49,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:42:49,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:42:49,604 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:42:49,605 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:42:49,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [459233890] [2022-11-20 10:42:49,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [459233890] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:42:49,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:42:49,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:42:49,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946782645] [2022-11-20 10:42:49,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:42:49,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 10:42:49,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:42:49,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 10:42:49,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-20 10:42:49,663 INFO L87 Difference]: Start difference. First operand has 2930 states, 1951 states have (on average 1.309584828293183) internal successors, (2555), 2095 states have internal predecessors, (2555), 791 states have call successors, (791), 162 states have call predecessors, (791), 161 states have return successors, (779), 738 states have call predecessors, (779), 779 states have call successors, (779) Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 10:43:01,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:01,747 INFO L93 Difference]: Finished difference Result 6808 states and 9747 transitions. [2022-11-20 10:43:01,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 10:43:01,750 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-11-20 10:43:01,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:01,792 INFO L225 Difference]: With dead ends: 6808 [2022-11-20 10:43:01,793 INFO L226 Difference]: Without dead ends: 3871 [2022-11-20 10:43:01,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:43:01,823 INFO L413 NwaCegarLoop]: 4600 mSDtfsCounter, 3707 mSDsluCounter, 14010 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3714 SdHoareTripleChecker+Valid, 18610 SdHoareTripleChecker+Invalid, 1453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:01,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3714 Valid, 18610 Invalid, 1453 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2022-11-20 10:43:01,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3871 states. [2022-11-20 10:43:02,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3871 to 3847. [2022-11-20 10:43:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3847 states, 2580 states have (on average 1.2806201550387597) internal successors, (3304), 2738 states have internal predecessors, (3304), 997 states have call successors, (997), 245 states have call predecessors, (997), 244 states have return successors, (995), 948 states have call predecessors, (995), 995 states have call successors, (995) [2022-11-20 10:43:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 3847 states and 5296 transitions. [2022-11-20 10:43:02,213 INFO L78 Accepts]: Start accepts. Automaton has 3847 states and 5296 transitions. Word has length 23 [2022-11-20 10:43:02,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:02,215 INFO L495 AbstractCegarLoop]: Abstraction has 3847 states and 5296 transitions. [2022-11-20 10:43:02,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 10:43:02,216 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 5296 transitions. [2022-11-20 10:43:02,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 10:43:02,219 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:02,219 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:02,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:02,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:02,435 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:02,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:02,436 INFO L85 PathProgramCache]: Analyzing trace with hash 650572191, now seen corresponding path program 1 times [2022-11-20 10:43:02,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:02,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [725612498] [2022-11-20 10:43:02,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:02,440 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:02,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:02,442 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:02,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-20 10:43:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:05,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 1796 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:05,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:05,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:43:05,544 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:05,544 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:05,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [725612498] [2022-11-20 10:43:05,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [725612498] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:05,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:05,544 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:43:05,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836915634] [2022-11-20 10:43:05,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:05,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:05,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:05,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:05,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:05,547 INFO L87 Difference]: Start difference. First operand 3847 states and 5296 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 10:43:05,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:05,832 INFO L93 Difference]: Finished difference Result 3861 states and 5313 transitions. [2022-11-20 10:43:05,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:05,833 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2022-11-20 10:43:05,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:05,857 INFO L225 Difference]: With dead ends: 3861 [2022-11-20 10:43:05,857 INFO L226 Difference]: Without dead ends: 3859 [2022-11-20 10:43:05,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:05,862 INFO L413 NwaCegarLoop]: 3977 mSDtfsCounter, 23 mSDsluCounter, 7951 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 11928 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:05,862 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 11928 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:05,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3859 states. [2022-11-20 10:43:06,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3859 to 3849. [2022-11-20 10:43:06,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3849 states, 2582 states have (on average 1.2800154918667699) internal successors, (3305), 2740 states have internal predecessors, (3305), 997 states have call successors, (997), 245 states have call predecessors, (997), 244 states have return successors, (995), 948 states have call predecessors, (995), 995 states have call successors, (995) [2022-11-20 10:43:06,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3849 states and 5297 transitions. [2022-11-20 10:43:06,201 INFO L78 Accepts]: Start accepts. Automaton has 3849 states and 5297 transitions. Word has length 23 [2022-11-20 10:43:06,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:06,201 INFO L495 AbstractCegarLoop]: Abstraction has 3849 states and 5297 transitions. [2022-11-20 10:43:06,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 10:43:06,201 INFO L276 IsEmpty]: Start isEmpty. Operand 3849 states and 5297 transitions. [2022-11-20 10:43:06,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 10:43:06,203 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:06,203 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:06,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:06,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:06,427 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:06,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:06,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1389130651, now seen corresponding path program 1 times [2022-11-20 10:43:06,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:06,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [765234309] [2022-11-20 10:43:06,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:06,432 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:06,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:06,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:06,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-20 10:43:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:09,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 1803 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:43:09,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:43:10,118 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:10,119 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:10,119 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [765234309] [2022-11-20 10:43:10,119 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [765234309] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:10,119 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:10,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 10:43:10,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361043897] [2022-11-20 10:43:10,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:10,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:43:10,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:10,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:43:10,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:43:10,121 INFO L87 Difference]: Start difference. First operand 3849 states and 5297 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 10:43:10,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:10,439 INFO L93 Difference]: Finished difference Result 7683 states and 10663 transitions. [2022-11-20 10:43:10,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:43:10,439 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2022-11-20 10:43:10,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:10,470 INFO L225 Difference]: With dead ends: 7683 [2022-11-20 10:43:10,471 INFO L226 Difference]: Without dead ends: 3843 [2022-11-20 10:43:10,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:43:10,502 INFO L413 NwaCegarLoop]: 3972 mSDtfsCounter, 3949 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3949 SdHoareTripleChecker+Valid, 3972 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:10,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3949 Valid, 3972 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:10,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3843 states. [2022-11-20 10:43:10,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3843 to 3843. [2022-11-20 10:43:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3843 states, 2577 states have (on average 1.2790065968180053) internal successors, (3296), 2734 states have internal predecessors, (3296), 997 states have call successors, (997), 245 states have call predecessors, (997), 244 states have return successors, (995), 948 states have call predecessors, (995), 995 states have call successors, (995) [2022-11-20 10:43:10,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 3843 states and 5288 transitions. [2022-11-20 10:43:10,792 INFO L78 Accepts]: Start accepts. Automaton has 3843 states and 5288 transitions. Word has length 27 [2022-11-20 10:43:10,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:10,793 INFO L495 AbstractCegarLoop]: Abstraction has 3843 states and 5288 transitions. [2022-11-20 10:43:10,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-20 10:43:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 5288 transitions. [2022-11-20 10:43:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 10:43:10,800 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:10,800 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:10,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:11,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:11,023 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:11,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:11,023 INFO L85 PathProgramCache]: Analyzing trace with hash 106561731, now seen corresponding path program 1 times [2022-11-20 10:43:11,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:11,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103715961] [2022-11-20 10:43:11,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:11,027 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:11,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:11,035 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:11,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-20 10:43:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:14,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 1776 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:43:14,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 10:43:14,601 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:14,601 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:14,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103715961] [2022-11-20 10:43:14,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2103715961] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:14,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:14,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 10:43:14,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811899932] [2022-11-20 10:43:14,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:14,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:43:14,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:14,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:43:14,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:43:14,604 INFO L87 Difference]: Start difference. First operand 3843 states and 5288 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 10:43:16,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:43:17,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:17,289 INFO L93 Difference]: Finished difference Result 10965 states and 15054 transitions. [2022-11-20 10:43:17,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:43:17,290 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 51 [2022-11-20 10:43:17,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:17,336 INFO L225 Difference]: With dead ends: 10965 [2022-11-20 10:43:17,336 INFO L226 Difference]: Without dead ends: 7404 [2022-11-20 10:43:17,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:43:17,357 INFO L413 NwaCegarLoop]: 5127 mSDtfsCounter, 3568 mSDsluCounter, 3958 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3568 SdHoareTripleChecker+Valid, 9085 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:17,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3568 Valid, 9085 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2022-11-20 10:43:17,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7404 states. [2022-11-20 10:43:17,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7404 to 7212. [2022-11-20 10:43:17,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7212 states, 4848 states have (on average 1.2817656765676568) internal successors, (6214), 5129 states have internal predecessors, (6214), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7212 states to 7212 states and 9964 transitions. [2022-11-20 10:43:17,946 INFO L78 Accepts]: Start accepts. Automaton has 7212 states and 9964 transitions. Word has length 51 [2022-11-20 10:43:17,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:17,946 INFO L495 AbstractCegarLoop]: Abstraction has 7212 states and 9964 transitions. [2022-11-20 10:43:17,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-20 10:43:17,947 INFO L276 IsEmpty]: Start isEmpty. Operand 7212 states and 9964 transitions. [2022-11-20 10:43:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 10:43:17,953 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:17,954 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:18,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:18,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:18,167 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:18,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:18,167 INFO L85 PathProgramCache]: Analyzing trace with hash -161779042, now seen corresponding path program 1 times [2022-11-20 10:43:18,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:18,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1095870287] [2022-11-20 10:43:18,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:18,170 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:18,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:18,172 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:18,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-20 10:43:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:21,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 1783 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:21,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:21,998 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:43:21,998 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:21,998 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:21,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1095870287] [2022-11-20 10:43:21,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1095870287] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:21,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:21,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:22,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056076525] [2022-11-20 10:43:22,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:22,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:22,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:22,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:22,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:22,002 INFO L87 Difference]: Start difference. First operand 7212 states and 9964 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-20 10:43:22,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:22,717 INFO L93 Difference]: Finished difference Result 7212 states and 9964 transitions. [2022-11-20 10:43:22,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:22,717 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 53 [2022-11-20 10:43:22,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:22,789 INFO L225 Difference]: With dead ends: 7212 [2022-11-20 10:43:22,789 INFO L226 Difference]: Without dead ends: 7210 [2022-11-20 10:43:22,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:22,795 INFO L413 NwaCegarLoop]: 3968 mSDtfsCounter, 3927 mSDsluCounter, 3966 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3929 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:22,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3929 Valid, 7934 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:22,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7210 states. [2022-11-20 10:43:23,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7210 to 7210. [2022-11-20 10:43:23,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7210 states, 4847 states have (on average 1.2816174953579533) internal successors, (6212), 5127 states have internal predecessors, (6212), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7210 states to 7210 states and 9962 transitions. [2022-11-20 10:43:23,410 INFO L78 Accepts]: Start accepts. Automaton has 7210 states and 9962 transitions. Word has length 53 [2022-11-20 10:43:23,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:23,413 INFO L495 AbstractCegarLoop]: Abstraction has 7210 states and 9962 transitions. [2022-11-20 10:43:23,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-20 10:43:23,413 INFO L276 IsEmpty]: Start isEmpty. Operand 7210 states and 9962 transitions. [2022-11-20 10:43:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 10:43:23,415 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:23,415 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:23,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:23,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:23,631 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:23,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:23,631 INFO L85 PathProgramCache]: Analyzing trace with hash 2120696538, now seen corresponding path program 1 times [2022-11-20 10:43:23,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:23,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1711179126] [2022-11-20 10:43:23,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:23,634 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:23,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:23,635 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:23,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-20 10:43:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:26,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 1792 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:26,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:43:27,286 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:27,286 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:27,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1711179126] [2022-11-20 10:43:27,287 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1711179126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:27,287 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:27,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:27,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885585515] [2022-11-20 10:43:27,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:27,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:27,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:27,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:27,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:27,290 INFO L87 Difference]: Start difference. First operand 7210 states and 9962 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-20 10:43:28,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:28,042 INFO L93 Difference]: Finished difference Result 7210 states and 9962 transitions. [2022-11-20 10:43:28,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:28,042 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 59 [2022-11-20 10:43:28,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:28,084 INFO L225 Difference]: With dead ends: 7210 [2022-11-20 10:43:28,085 INFO L226 Difference]: Without dead ends: 7208 [2022-11-20 10:43:28,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:28,091 INFO L413 NwaCegarLoop]: 3966 mSDtfsCounter, 3919 mSDsluCounter, 3964 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3921 SdHoareTripleChecker+Valid, 7930 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:28,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3921 Valid, 7930 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:28,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7208 states. [2022-11-20 10:43:28,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7208 to 7208. [2022-11-20 10:43:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7208 states, 4846 states have (on average 1.2814692529921585) internal successors, (6210), 5125 states have internal predecessors, (6210), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7208 states to 7208 states and 9960 transitions. [2022-11-20 10:43:28,772 INFO L78 Accepts]: Start accepts. Automaton has 7208 states and 9960 transitions. Word has length 59 [2022-11-20 10:43:28,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:28,772 INFO L495 AbstractCegarLoop]: Abstraction has 7208 states and 9960 transitions. [2022-11-20 10:43:28,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-20 10:43:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 7208 states and 9960 transitions. [2022-11-20 10:43:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 10:43:28,774 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:28,774 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:28,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:28,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:28,999 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:28,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:28,999 INFO L85 PathProgramCache]: Analyzing trace with hash -869251047, now seen corresponding path program 1 times [2022-11-20 10:43:29,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:29,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1185868295] [2022-11-20 10:43:29,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:29,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:29,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:29,004 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:29,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-20 10:43:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:32,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 1801 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:32,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:43:32,671 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:32,672 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:32,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1185868295] [2022-11-20 10:43:32,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1185868295] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:32,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:32,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:32,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704670615] [2022-11-20 10:43:32,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:32,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:32,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:32,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:32,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:32,674 INFO L87 Difference]: Start difference. First operand 7208 states and 9960 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-11-20 10:43:33,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:33,416 INFO L93 Difference]: Finished difference Result 7208 states and 9960 transitions. [2022-11-20 10:43:33,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:33,417 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 65 [2022-11-20 10:43:33,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:33,456 INFO L225 Difference]: With dead ends: 7208 [2022-11-20 10:43:33,457 INFO L226 Difference]: Without dead ends: 7206 [2022-11-20 10:43:33,463 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:33,464 INFO L413 NwaCegarLoop]: 3964 mSDtfsCounter, 3911 mSDsluCounter, 3962 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3913 SdHoareTripleChecker+Valid, 7926 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:33,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3913 Valid, 7926 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:33,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7206 states. [2022-11-20 10:43:34,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7206 to 7206. [2022-11-20 10:43:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7206 states, 4845 states have (on average 1.2813209494324045) internal successors, (6208), 5123 states have internal predecessors, (6208), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:34,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7206 states to 7206 states and 9958 transitions. [2022-11-20 10:43:34,255 INFO L78 Accepts]: Start accepts. Automaton has 7206 states and 9958 transitions. Word has length 65 [2022-11-20 10:43:34,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:34,256 INFO L495 AbstractCegarLoop]: Abstraction has 7206 states and 9958 transitions. [2022-11-20 10:43:34,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-11-20 10:43:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 7206 states and 9958 transitions. [2022-11-20 10:43:34,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 10:43:34,258 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:34,258 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:34,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:34,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:34,472 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:34,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:34,472 INFO L85 PathProgramCache]: Analyzing trace with hash -392505283, now seen corresponding path program 1 times [2022-11-20 10:43:34,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:34,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [100153583] [2022-11-20 10:43:34,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:34,474 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:34,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:34,475 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:34,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-20 10:43:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:37,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:37,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:38,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:43:38,277 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:38,277 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:38,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [100153583] [2022-11-20 10:43:38,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [100153583] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:38,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:38,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:38,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347602378] [2022-11-20 10:43:38,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:38,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:38,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:38,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:38,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:38,279 INFO L87 Difference]: Start difference. First operand 7206 states and 9958 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-20 10:43:39,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:39,099 INFO L93 Difference]: Finished difference Result 7206 states and 9958 transitions. [2022-11-20 10:43:39,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:39,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 71 [2022-11-20 10:43:39,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:39,130 INFO L225 Difference]: With dead ends: 7206 [2022-11-20 10:43:39,130 INFO L226 Difference]: Without dead ends: 7204 [2022-11-20 10:43:39,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:39,135 INFO L413 NwaCegarLoop]: 3962 mSDtfsCounter, 3903 mSDsluCounter, 3960 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3905 SdHoareTripleChecker+Valid, 7922 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:39,136 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3905 Valid, 7922 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:39,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7204 states. [2022-11-20 10:43:39,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7204 to 7204. [2022-11-20 10:43:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7204 states, 4844 states have (on average 1.2811725846407926) internal successors, (6206), 5121 states have internal predecessors, (6206), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7204 states to 7204 states and 9956 transitions. [2022-11-20 10:43:39,907 INFO L78 Accepts]: Start accepts. Automaton has 7204 states and 9956 transitions. Word has length 71 [2022-11-20 10:43:39,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:39,907 INFO L495 AbstractCegarLoop]: Abstraction has 7204 states and 9956 transitions. [2022-11-20 10:43:39,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2022-11-20 10:43:39,908 INFO L276 IsEmpty]: Start isEmpty. Operand 7204 states and 9956 transitions. [2022-11-20 10:43:39,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 10:43:39,909 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:39,909 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:39,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 10:43:40,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:40,135 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:40,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:40,135 INFO L85 PathProgramCache]: Analyzing trace with hash -11450923, now seen corresponding path program 1 times [2022-11-20 10:43:40,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:40,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [348078527] [2022-11-20 10:43:40,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:40,137 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:40,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:40,139 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:40,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 10:43:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:43,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:43,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:44,425 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:43:44,425 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:44,425 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:44,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [348078527] [2022-11-20 10:43:44,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [348078527] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:44,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:44,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:44,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225202670] [2022-11-20 10:43:44,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:44,427 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:44,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:44,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:44,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:44,428 INFO L87 Difference]: Start difference. First operand 7204 states and 9956 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-20 10:43:45,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:45,201 INFO L93 Difference]: Finished difference Result 7204 states and 9956 transitions. [2022-11-20 10:43:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:45,202 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 77 [2022-11-20 10:43:45,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:45,236 INFO L225 Difference]: With dead ends: 7204 [2022-11-20 10:43:45,236 INFO L226 Difference]: Without dead ends: 7202 [2022-11-20 10:43:45,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:45,245 INFO L413 NwaCegarLoop]: 3960 mSDtfsCounter, 3895 mSDsluCounter, 3958 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3897 SdHoareTripleChecker+Valid, 7918 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:45,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3897 Valid, 7918 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:45,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7202 states. [2022-11-20 10:43:45,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7202 to 7202. [2022-11-20 10:43:45,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7202 states, 4843 states have (on average 1.281024158579393) internal successors, (6204), 5119 states have internal predecessors, (6204), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:45,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7202 states to 7202 states and 9954 transitions. [2022-11-20 10:43:45,896 INFO L78 Accepts]: Start accepts. Automaton has 7202 states and 9954 transitions. Word has length 77 [2022-11-20 10:43:45,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:45,897 INFO L495 AbstractCegarLoop]: Abstraction has 7202 states and 9954 transitions. [2022-11-20 10:43:45,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-20 10:43:45,897 INFO L276 IsEmpty]: Start isEmpty. Operand 7202 states and 9954 transitions. [2022-11-20 10:43:45,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 10:43:45,899 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:45,899 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:45,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:46,114 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:46,115 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:46,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:46,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1409523182, now seen corresponding path program 1 times [2022-11-20 10:43:46,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:46,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1289568071] [2022-11-20 10:43:46,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:46,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:46,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:46,124 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:46,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (11)] Waiting until timeout for monitored process [2022-11-20 10:43:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:49,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1828 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:49,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:50,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:43:50,110 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:50,111 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:50,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1289568071] [2022-11-20 10:43:50,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1289568071] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:50,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:50,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:50,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674572057] [2022-11-20 10:43:50,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:50,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:50,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:50,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:50,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:50,113 INFO L87 Difference]: Start difference. First operand 7202 states and 9954 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-20 10:43:50,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:50,803 INFO L93 Difference]: Finished difference Result 7202 states and 9954 transitions. [2022-11-20 10:43:50,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:50,803 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 83 [2022-11-20 10:43:50,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:50,840 INFO L225 Difference]: With dead ends: 7202 [2022-11-20 10:43:50,840 INFO L226 Difference]: Without dead ends: 7200 [2022-11-20 10:43:50,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:50,847 INFO L413 NwaCegarLoop]: 3958 mSDtfsCounter, 3887 mSDsluCounter, 3956 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3889 SdHoareTripleChecker+Valid, 7914 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:50,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3889 Valid, 7914 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:50,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7200 states. [2022-11-20 10:43:51,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7200 to 7200. [2022-11-20 10:43:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7200 states, 4842 states have (on average 1.2808756712102436) internal successors, (6202), 5117 states have internal predecessors, (6202), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:51,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7200 states to 7200 states and 9952 transitions. [2022-11-20 10:43:51,732 INFO L78 Accepts]: Start accepts. Automaton has 7200 states and 9952 transitions. Word has length 83 [2022-11-20 10:43:51,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:51,733 INFO L495 AbstractCegarLoop]: Abstraction has 7200 states and 9952 transitions. [2022-11-20 10:43:51,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-11-20 10:43:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 7200 states and 9952 transitions. [2022-11-20 10:43:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 10:43:51,735 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:51,736 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:51,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (11)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:51,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:51,951 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:51,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:51,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1388335729, now seen corresponding path program 1 times [2022-11-20 10:43:51,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:51,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2044718092] [2022-11-20 10:43:51,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:51,953 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:51,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:51,954 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:51,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (12)] Waiting until timeout for monitored process [2022-11-20 10:43:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:55,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:43:55,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:43:55,823 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:43:55,823 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:43:55,823 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:43:55,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2044718092] [2022-11-20 10:43:55,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2044718092] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:55,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:55,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:55,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303949292] [2022-11-20 10:43:55,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:55,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:43:55,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:43:55,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:43:55,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:43:55,825 INFO L87 Difference]: Start difference. First operand 7200 states and 9952 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-20 10:43:56,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:56,486 INFO L93 Difference]: Finished difference Result 7200 states and 9952 transitions. [2022-11-20 10:43:56,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:43:56,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 89 [2022-11-20 10:43:56,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:56,515 INFO L225 Difference]: With dead ends: 7200 [2022-11-20 10:43:56,515 INFO L226 Difference]: Without dead ends: 7198 [2022-11-20 10:43:56,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:56,519 INFO L413 NwaCegarLoop]: 3956 mSDtfsCounter, 3879 mSDsluCounter, 3954 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3881 SdHoareTripleChecker+Valid, 7910 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:56,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3881 Valid, 7910 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:56,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7198 states. [2022-11-20 10:43:57,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7198 to 7198. [2022-11-20 10:43:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7198 states, 4841 states have (on average 1.2807271224953523) internal successors, (6200), 5115 states have internal predecessors, (6200), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:43:57,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7198 states to 7198 states and 9950 transitions. [2022-11-20 10:43:57,585 INFO L78 Accepts]: Start accepts. Automaton has 7198 states and 9950 transitions. Word has length 89 [2022-11-20 10:43:57,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:57,585 INFO L495 AbstractCegarLoop]: Abstraction has 7198 states and 9950 transitions. [2022-11-20 10:43:57,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-20 10:43:57,586 INFO L276 IsEmpty]: Start isEmpty. Operand 7198 states and 9950 transitions. [2022-11-20 10:43:57,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 10:43:57,588 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:57,588 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:57,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (12)] Forceful destruction successful, exit code 0 [2022-11-20 10:43:57,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:43:57,811 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:43:57,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:57,811 INFO L85 PathProgramCache]: Analyzing trace with hash -48050248, now seen corresponding path program 1 times [2022-11-20 10:43:57,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:43:57,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [824293671] [2022-11-20 10:43:57,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:57,814 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 10:43:57,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:43:57,815 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:43:57,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (13)] Waiting until timeout for monitored process [2022-11-20 10:44:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:00,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:44:00,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:44:01,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:01,543 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:01,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [824293671] [2022-11-20 10:44:01,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [824293671] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:01,543 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:01,543 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:01,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493970200] [2022-11-20 10:44:01,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:01,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:44:01,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:01,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:44:01,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:44:01,545 INFO L87 Difference]: Start difference. First operand 7198 states and 9950 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-20 10:44:02,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:02,389 INFO L93 Difference]: Finished difference Result 7198 states and 9950 transitions. [2022-11-20 10:44:02,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:44:02,389 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 95 [2022-11-20 10:44:02,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:02,420 INFO L225 Difference]: With dead ends: 7198 [2022-11-20 10:44:02,420 INFO L226 Difference]: Without dead ends: 7196 [2022-11-20 10:44:02,424 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:44:02,425 INFO L413 NwaCegarLoop]: 3954 mSDtfsCounter, 3875 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3877 SdHoareTripleChecker+Valid, 7902 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:02,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3877 Valid, 7902 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:44:02,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7196 states. [2022-11-20 10:44:03,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7196 to 7196. [2022-11-20 10:44:03,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7196 states, 4840 states have (on average 1.2805785123966942) internal successors, (6198), 5113 states have internal predecessors, (6198), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:44:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7196 states to 7196 states and 9948 transitions. [2022-11-20 10:44:03,425 INFO L78 Accepts]: Start accepts. Automaton has 7196 states and 9948 transitions. Word has length 95 [2022-11-20 10:44:03,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:03,425 INFO L495 AbstractCegarLoop]: Abstraction has 7196 states and 9948 transitions. [2022-11-20 10:44:03,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-20 10:44:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 7196 states and 9948 transitions. [2022-11-20 10:44:03,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 10:44:03,427 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:03,427 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:03,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (13)] Ended with exit code 0 [2022-11-20 10:44:03,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:03,629 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:44:03,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:03,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1068572027, now seen corresponding path program 1 times [2022-11-20 10:44:03,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:03,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [981763488] [2022-11-20 10:44:03,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:03,631 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:03,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:03,632 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:44:03,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (14)] Waiting until timeout for monitored process [2022-11-20 10:44:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:06,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 1849 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:44:06,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:44:07,131 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:07,131 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:07,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [981763488] [2022-11-20 10:44:07,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [981763488] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:07,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:07,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:07,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083823119] [2022-11-20 10:44:07,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:07,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:44:07,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:07,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:44:07,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:44:07,133 INFO L87 Difference]: Start difference. First operand 7196 states and 9948 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-20 10:44:07,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:07,840 INFO L93 Difference]: Finished difference Result 7196 states and 9948 transitions. [2022-11-20 10:44:07,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:44:07,841 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 97 [2022-11-20 10:44:07,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:07,869 INFO L225 Difference]: With dead ends: 7196 [2022-11-20 10:44:07,870 INFO L226 Difference]: Without dead ends: 7194 [2022-11-20 10:44:07,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:44:07,875 INFO L413 NwaCegarLoop]: 3952 mSDtfsCounter, 3867 mSDsluCounter, 3950 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3869 SdHoareTripleChecker+Valid, 7902 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:07,875 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3869 Valid, 7902 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:44:07,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7194 states. [2022-11-20 10:44:08,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7194 to 7194. [2022-11-20 10:44:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7194 states, 4839 states have (on average 1.280429840876214) internal successors, (6196), 5111 states have internal predecessors, (6196), 1876 states have call successors, (1876), 464 states have call predecessors, (1876), 463 states have return successors, (1874), 1780 states have call predecessors, (1874), 1874 states have call successors, (1874) [2022-11-20 10:44:08,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7194 states to 7194 states and 9946 transitions. [2022-11-20 10:44:08,869 INFO L78 Accepts]: Start accepts. Automaton has 7194 states and 9946 transitions. Word has length 97 [2022-11-20 10:44:08,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:08,870 INFO L495 AbstractCegarLoop]: Abstraction has 7194 states and 9946 transitions. [2022-11-20 10:44:08,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-20 10:44:08,870 INFO L276 IsEmpty]: Start isEmpty. Operand 7194 states and 9946 transitions. [2022-11-20 10:44:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 10:44:08,871 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:08,872 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 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] [2022-11-20 10:44:08,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (14)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:09,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:09,075 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:44:09,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:09,076 INFO L85 PathProgramCache]: Analyzing trace with hash -814265711, now seen corresponding path program 1 times [2022-11-20 10:44:09,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:09,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1893781368] [2022-11-20 10:44:09,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:09,078 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:09,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:09,081 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:44:09,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (15)] Waiting until timeout for monitored process [2022-11-20 10:44:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:12,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 2050 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-20 10:44:12,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 10:44:12,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:12,701 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:12,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1893781368] [2022-11-20 10:44:12,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1893781368] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:12,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:12,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-20 10:44:12,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431922270] [2022-11-20 10:44:12,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:12,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-20 10:44:12,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:12,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-20 10:44:12,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-20 10:44:12,703 INFO L87 Difference]: Start difference. First operand 7194 states and 9946 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-20 10:44:15,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:44:17,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:44:19,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:44:26,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:26,979 INFO L93 Difference]: Finished difference Result 14582 states and 20131 transitions. [2022-11-20 10:44:26,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 10:44:26,980 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 99 [2022-11-20 10:44:26,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:27,023 INFO L225 Difference]: With dead ends: 14582 [2022-11-20 10:44:27,024 INFO L226 Difference]: Without dead ends: 10790 [2022-11-20 10:44:27,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2022-11-20 10:44:27,045 INFO L413 NwaCegarLoop]: 5580 mSDtfsCounter, 4849 mSDsluCounter, 36353 mSDsCounter, 0 mSdLazyCounter, 922 mSolverCounterSat, 642 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4850 SdHoareTripleChecker+Valid, 41933 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 642 IncrementalHoareTripleChecker+Valid, 922 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:27,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4850 Valid, 41933 Invalid, 1567 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [642 Valid, 922 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2022-11-20 10:44:27,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10790 states. [2022-11-20 10:44:28,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10790 to 10573. [2022-11-20 10:44:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10573 states, 7117 states have (on average 1.2817198257692848) internal successors, (9122), 7513 states have internal predecessors, (9122), 2757 states have call successors, (2757), 683 states have call predecessors, (2757), 683 states have return successors, (2756), 2615 states have call predecessors, (2756), 2755 states have call successors, (2756) [2022-11-20 10:44:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10573 states to 10573 states and 14635 transitions. [2022-11-20 10:44:28,712 INFO L78 Accepts]: Start accepts. Automaton has 10573 states and 14635 transitions. Word has length 99 [2022-11-20 10:44:28,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:28,712 INFO L495 AbstractCegarLoop]: Abstraction has 10573 states and 14635 transitions. [2022-11-20 10:44:28,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2022-11-20 10:44:28,712 INFO L276 IsEmpty]: Start isEmpty. Operand 10573 states and 14635 transitions. [2022-11-20 10:44:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 10:44:28,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:28,714 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:28,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:28,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:28,931 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:44:28,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:28,931 INFO L85 PathProgramCache]: Analyzing trace with hash -980250085, now seen corresponding path program 1 times [2022-11-20 10:44:28,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:28,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [706892244] [2022-11-20 10:44:28,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:28,933 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:28,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:28,934 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:44:28,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (16)] Waiting until timeout for monitored process [2022-11-20 10:44:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:31,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 1858 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:44:31,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:44:32,623 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:32,623 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:32,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [706892244] [2022-11-20 10:44:32,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [706892244] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:32,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:32,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:32,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656664415] [2022-11-20 10:44:32,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:32,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:44:32,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:32,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:44:32,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:44:32,625 INFO L87 Difference]: Start difference. First operand 10573 states and 14635 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-20 10:44:33,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:33,742 INFO L93 Difference]: Finished difference Result 10573 states and 14635 transitions. [2022-11-20 10:44:33,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:44:33,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 103 [2022-11-20 10:44:33,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:33,783 INFO L225 Difference]: With dead ends: 10573 [2022-11-20 10:44:33,783 INFO L226 Difference]: Without dead ends: 10571 [2022-11-20 10:44:33,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:44:33,791 INFO L413 NwaCegarLoop]: 3950 mSDtfsCounter, 3859 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3861 SdHoareTripleChecker+Valid, 7898 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:33,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3861 Valid, 7898 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:44:33,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10571 states. [2022-11-20 10:44:35,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10571 to 10571. [2022-11-20 10:44:35,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10571 states, 7116 states have (on average 1.281618887015177) internal successors, (9120), 7511 states have internal predecessors, (9120), 2757 states have call successors, (2757), 683 states have call predecessors, (2757), 683 states have return successors, (2756), 2615 states have call predecessors, (2756), 2755 states have call successors, (2756) [2022-11-20 10:44:35,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10571 states to 10571 states and 14633 transitions. [2022-11-20 10:44:35,543 INFO L78 Accepts]: Start accepts. Automaton has 10571 states and 14633 transitions. Word has length 103 [2022-11-20 10:44:35,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:35,543 INFO L495 AbstractCegarLoop]: Abstraction has 10571 states and 14633 transitions. [2022-11-20 10:44:35,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-20 10:44:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 10571 states and 14633 transitions. [2022-11-20 10:44:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 10:44:35,546 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:35,547 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:35,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (16)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:35,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:35,755 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:44:35,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:35,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1822898305, now seen corresponding path program 1 times [2022-11-20 10:44:35,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:35,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1728839316] [2022-11-20 10:44:35,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:35,757 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:35,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:35,758 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:44:35,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (17)] Waiting until timeout for monitored process [2022-11-20 10:44:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:38,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 1867 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:44:38,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:44:39,593 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:39,594 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:39,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1728839316] [2022-11-20 10:44:39,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1728839316] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:39,594 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:39,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:39,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556006515] [2022-11-20 10:44:39,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:39,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:44:39,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:39,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:44:39,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:44:39,596 INFO L87 Difference]: Start difference. First operand 10571 states and 14633 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-11-20 10:44:40,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:40,884 INFO L93 Difference]: Finished difference Result 10571 states and 14633 transitions. [2022-11-20 10:44:40,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:44:40,885 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 109 [2022-11-20 10:44:40,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:40,913 INFO L225 Difference]: With dead ends: 10571 [2022-11-20 10:44:40,913 INFO L226 Difference]: Without dead ends: 10569 [2022-11-20 10:44:40,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:44:40,917 INFO L413 NwaCegarLoop]: 3948 mSDtfsCounter, 3851 mSDsluCounter, 3946 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3853 SdHoareTripleChecker+Valid, 7894 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:40,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3853 Valid, 7894 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:44:40,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10569 states. [2022-11-20 10:44:42,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10569 to 10569. [2022-11-20 10:44:42,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10569 states, 7115 states have (on average 1.2815179198875615) internal successors, (9118), 7509 states have internal predecessors, (9118), 2757 states have call successors, (2757), 683 states have call predecessors, (2757), 683 states have return successors, (2756), 2615 states have call predecessors, (2756), 2755 states have call successors, (2756) [2022-11-20 10:44:42,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10569 states to 10569 states and 14631 transitions. [2022-11-20 10:44:42,470 INFO L78 Accepts]: Start accepts. Automaton has 10569 states and 14631 transitions. Word has length 109 [2022-11-20 10:44:42,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:42,471 INFO L495 AbstractCegarLoop]: Abstraction has 10569 states and 14631 transitions. [2022-11-20 10:44:42,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2022-11-20 10:44:42,471 INFO L276 IsEmpty]: Start isEmpty. Operand 10569 states and 14631 transitions. [2022-11-20 10:44:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 10:44:42,474 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:42,474 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:42,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:42,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:42,675 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:44:42,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:42,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1676782384, now seen corresponding path program 1 times [2022-11-20 10:44:42,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:42,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [977760387] [2022-11-20 10:44:42,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:42,677 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:42,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:42,678 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:44:42,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (18)] Waiting until timeout for monitored process [2022-11-20 10:44:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:45,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 1876 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:44:45,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:46,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:44:46,657 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:46,658 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:46,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [977760387] [2022-11-20 10:44:46,658 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [977760387] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:46,658 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:46,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:44:46,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994234066] [2022-11-20 10:44:46,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:46,660 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:44:46,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:46,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:44:46,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:44:46,661 INFO L87 Difference]: Start difference. First operand 10569 states and 14631 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-20 10:44:48,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:48,134 INFO L93 Difference]: Finished difference Result 10569 states and 14631 transitions. [2022-11-20 10:44:48,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:44:48,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 115 [2022-11-20 10:44:48,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:48,170 INFO L225 Difference]: With dead ends: 10569 [2022-11-20 10:44:48,170 INFO L226 Difference]: Without dead ends: 10567 [2022-11-20 10:44:48,175 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:44:48,176 INFO L413 NwaCegarLoop]: 3946 mSDtfsCounter, 3843 mSDsluCounter, 3944 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3845 SdHoareTripleChecker+Valid, 7890 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:48,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3845 Valid, 7890 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:44:48,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10567 states. [2022-11-20 10:44:49,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10567 to 10567. [2022-11-20 10:44:49,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10567 states, 7114 states have (on average 1.2814169243744729) internal successors, (9116), 7507 states have internal predecessors, (9116), 2757 states have call successors, (2757), 683 states have call predecessors, (2757), 683 states have return successors, (2756), 2615 states have call predecessors, (2756), 2755 states have call successors, (2756) [2022-11-20 10:44:49,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10567 states to 10567 states and 14629 transitions. [2022-11-20 10:44:49,802 INFO L78 Accepts]: Start accepts. Automaton has 10567 states and 14629 transitions. Word has length 115 [2022-11-20 10:44:49,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:49,802 INFO L495 AbstractCegarLoop]: Abstraction has 10567 states and 14629 transitions. [2022-11-20 10:44:49,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-20 10:44:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 10567 states and 14629 transitions. [2022-11-20 10:44:49,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 10:44:49,804 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:49,805 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 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] [2022-11-20 10:44:49,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (18)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:50,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:50,005 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:44:50,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:50,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1580468067, now seen corresponding path program 1 times [2022-11-20 10:44:50,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:50,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [838259557] [2022-11-20 10:44:50,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:50,008 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:50,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:50,009 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:44:50,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (19)] Waiting until timeout for monitored process [2022-11-20 10:44:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:44:53,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 2097 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:44:53,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:44:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 10:44:53,460 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:44:53,460 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:44:53,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [838259557] [2022-11-20 10:44:53,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [838259557] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:44:53,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:44:53,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:44:53,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970015930] [2022-11-20 10:44:53,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:44:53,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:44:53,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:44:53,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:44:53,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:44:53,462 INFO L87 Difference]: Start difference. First operand 10567 states and 14629 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 10:44:56,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:44:56,457 INFO L93 Difference]: Finished difference Result 14851 states and 20640 transitions. [2022-11-20 10:44:56,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:44:56,458 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 120 [2022-11-20 10:44:56,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:44:56,496 INFO L225 Difference]: With dead ends: 14851 [2022-11-20 10:44:56,496 INFO L226 Difference]: Without dead ends: 11065 [2022-11-20 10:44:56,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:44:56,523 INFO L413 NwaCegarLoop]: 4721 mSDtfsCounter, 1053 mSDsluCounter, 12474 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 654 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 17195 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 654 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:44:56,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1053 Valid, 17195 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [654 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-20 10:44:56,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11065 states. [2022-11-20 10:44:58,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11065 to 10570. [2022-11-20 10:44:58,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10570 states, 7117 states have (on average 1.2812982998454405) internal successors, (9119), 7510 states have internal predecessors, (9119), 2757 states have call successors, (2757), 683 states have call predecessors, (2757), 683 states have return successors, (2756), 2615 states have call predecessors, (2756), 2755 states have call successors, (2756) [2022-11-20 10:44:58,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10570 states to 10570 states and 14632 transitions. [2022-11-20 10:44:58,268 INFO L78 Accepts]: Start accepts. Automaton has 10570 states and 14632 transitions. Word has length 120 [2022-11-20 10:44:58,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:44:58,268 INFO L495 AbstractCegarLoop]: Abstraction has 10570 states and 14632 transitions. [2022-11-20 10:44:58,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-20 10:44:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 10570 states and 14632 transitions. [2022-11-20 10:44:58,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 10:44:58,272 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:44:58,272 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:44:58,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:44:58,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:58,499 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:44:58,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:44:58,499 INFO L85 PathProgramCache]: Analyzing trace with hash -564214815, now seen corresponding path program 1 times [2022-11-20 10:44:58,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:44:58,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1981272319] [2022-11-20 10:44:58,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:44:58,501 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:44:58,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:44:58,502 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:44:58,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (20)] Waiting until timeout for monitored process [2022-11-20 10:45:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:45:01,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 1885 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:45:01,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:45:02,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:45:02,531 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:45:02,531 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:45:02,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1981272319] [2022-11-20 10:45:02,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1981272319] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:45:02,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:45:02,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:45:02,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038750260] [2022-11-20 10:45:02,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:45:02,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:45:02,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:45:02,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:45:02,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:45:02,534 INFO L87 Difference]: Start difference. First operand 10570 states and 14632 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-20 10:45:04,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:45:04,889 INFO L93 Difference]: Finished difference Result 17624 states and 24262 transitions. [2022-11-20 10:45:04,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:45:04,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 121 [2022-11-20 10:45:04,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:45:04,977 INFO L225 Difference]: With dead ends: 17624 [2022-11-20 10:45:04,978 INFO L226 Difference]: Without dead ends: 17622 [2022-11-20 10:45:04,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:45:04,989 INFO L413 NwaCegarLoop]: 4445 mSDtfsCounter, 3585 mSDsluCounter, 7119 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3587 SdHoareTripleChecker+Valid, 11564 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:45:04,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3587 Valid, 11564 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:45:05,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17622 states. [2022-11-20 10:45:07,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17622 to 17565. [2022-11-20 10:45:07,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17565 states, 11831 states have (on average 1.284168709322965) internal successors, (15193), 12494 states have internal predecessors, (15193), 4502 states have call successors, (4502), 1219 states have call predecessors, (4502), 1219 states have return successors, (4507), 4264 states have call predecessors, (4507), 4500 states have call successors, (4507) [2022-11-20 10:45:07,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17565 states to 17565 states and 24202 transitions. [2022-11-20 10:45:07,523 INFO L78 Accepts]: Start accepts. Automaton has 17565 states and 24202 transitions. Word has length 121 [2022-11-20 10:45:07,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:45:07,524 INFO L495 AbstractCegarLoop]: Abstraction has 17565 states and 24202 transitions. [2022-11-20 10:45:07,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-20 10:45:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 17565 states and 24202 transitions. [2022-11-20 10:45:07,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 10:45:07,527 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:45:07,528 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2022-11-20 10:45:07,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (20)] Forceful destruction successful, exit code 0 [2022-11-20 10:45:07,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:07,739 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:45:07,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:45:07,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1449044345, now seen corresponding path program 1 times [2022-11-20 10:45:07,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:45:07,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [875443297] [2022-11-20 10:45:07,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:45:07,741 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:07,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:45:07,742 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:45:07,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (21)] Waiting until timeout for monitored process [2022-11-20 10:45:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:45:11,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 2134 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 10:45:11,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:45:11,237 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 10:45:11,237 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:45:11,237 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:45:11,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [875443297] [2022-11-20 10:45:11,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [875443297] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:45:11,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:45:11,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:45:11,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075992364] [2022-11-20 10:45:11,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:45:11,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:45:11,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:45:11,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:45:11,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:45:11,240 INFO L87 Difference]: Start difference. First operand 17565 states and 24202 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-20 10:45:17,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:45:17,209 INFO L93 Difference]: Finished difference Result 25234 states and 35045 transitions. [2022-11-20 10:45:17,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:45:17,210 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 128 [2022-11-20 10:45:17,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:45:17,281 INFO L225 Difference]: With dead ends: 25234 [2022-11-20 10:45:17,281 INFO L226 Difference]: Without dead ends: 19277 [2022-11-20 10:45:17,311 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:45:17,312 INFO L413 NwaCegarLoop]: 5542 mSDtfsCounter, 866 mSDsluCounter, 9420 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 14962 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-20 10:45:17,312 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1348 Valid, 14962 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-20 10:45:17,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19277 states. [2022-11-20 10:45:19,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19277 to 17651. [2022-11-20 10:45:19,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17651 states, 11896 states have (on average 1.2839609952925353) internal successors, (15274), 12562 states have internal predecessors, (15274), 4523 states have call successors, (4523), 1219 states have call predecessors, (4523), 1219 states have return successors, (4528), 4284 states have call predecessors, (4528), 4521 states have call successors, (4528) [2022-11-20 10:45:19,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17651 states to 17651 states and 24325 transitions. [2022-11-20 10:45:19,966 INFO L78 Accepts]: Start accepts. Automaton has 17651 states and 24325 transitions. Word has length 128 [2022-11-20 10:45:19,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:45:19,967 INFO L495 AbstractCegarLoop]: Abstraction has 17651 states and 24325 transitions. [2022-11-20 10:45:19,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-20 10:45:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 17651 states and 24325 transitions. [2022-11-20 10:45:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 10:45:19,970 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:45:19,971 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:45:20,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:45:20,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:20,186 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:45:20,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:45:20,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1700715040, now seen corresponding path program 1 times [2022-11-20 10:45:20,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:45:20,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [687613028] [2022-11-20 10:45:20,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:45:20,188 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:20,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:45:20,189 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:45:20,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (22)] Waiting until timeout for monitored process [2022-11-20 10:45:23,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:45:23,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1894 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:45:23,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:45:24,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:45:24,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:45:24,255 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:45:24,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [687613028] [2022-11-20 10:45:24,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [687613028] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:45:24,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:45:24,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:45:24,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192047203] [2022-11-20 10:45:24,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:45:24,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:45:24,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:45:24,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:45:24,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:45:24,257 INFO L87 Difference]: Start difference. First operand 17651 states and 24325 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-11-20 10:45:26,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:45:26,729 INFO L93 Difference]: Finished difference Result 17651 states and 24325 transitions. [2022-11-20 10:45:26,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:45:26,730 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 127 [2022-11-20 10:45:26,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:45:26,781 INFO L225 Difference]: With dead ends: 17651 [2022-11-20 10:45:26,781 INFO L226 Difference]: Without dead ends: 17649 [2022-11-20 10:45:26,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:45:26,790 INFO L413 NwaCegarLoop]: 3944 mSDtfsCounter, 3829 mSDsluCounter, 3942 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3831 SdHoareTripleChecker+Valid, 7886 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:45:26,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3831 Valid, 7886 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:45:26,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17649 states. [2022-11-20 10:45:29,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17649 to 17649. [2022-11-20 10:45:29,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17649 states, 11895 states have (on average 1.2838167297183691) internal successors, (15271), 12560 states have internal predecessors, (15271), 4523 states have call successors, (4523), 1219 states have call predecessors, (4523), 1219 states have return successors, (4528), 4284 states have call predecessors, (4528), 4521 states have call successors, (4528) [2022-11-20 10:45:29,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17649 states to 17649 states and 24322 transitions. [2022-11-20 10:45:29,744 INFO L78 Accepts]: Start accepts. Automaton has 17649 states and 24322 transitions. Word has length 127 [2022-11-20 10:45:29,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:45:29,744 INFO L495 AbstractCegarLoop]: Abstraction has 17649 states and 24322 transitions. [2022-11-20 10:45:29,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-11-20 10:45:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 17649 states and 24322 transitions. [2022-11-20 10:45:29,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 10:45:29,748 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:45:29,748 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:45:29,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:45:29,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:29,963 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:45:29,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:45:29,963 INFO L85 PathProgramCache]: Analyzing trace with hash -301026763, now seen corresponding path program 1 times [2022-11-20 10:45:29,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:45:29,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [442064760] [2022-11-20 10:45:29,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:45:29,965 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:29,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:45:29,966 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:45:29,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (23)] Waiting until timeout for monitored process [2022-11-20 10:45:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:45:32,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 1903 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:45:32,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:45:33,989 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:45:33,989 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:45:33,989 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:45:33,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [442064760] [2022-11-20 10:45:33,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [442064760] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:45:33,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:45:33,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:45:33,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947392265] [2022-11-20 10:45:33,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:45:33,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:45:33,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:45:33,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:45:33,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:45:33,991 INFO L87 Difference]: Start difference. First operand 17649 states and 24322 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-20 10:45:36,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:45:36,526 INFO L93 Difference]: Finished difference Result 17649 states and 24322 transitions. [2022-11-20 10:45:36,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:45:36,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 133 [2022-11-20 10:45:36,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:45:36,579 INFO L225 Difference]: With dead ends: 17649 [2022-11-20 10:45:36,579 INFO L226 Difference]: Without dead ends: 17647 [2022-11-20 10:45:36,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:45:36,587 INFO L413 NwaCegarLoop]: 3942 mSDtfsCounter, 3821 mSDsluCounter, 3940 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3823 SdHoareTripleChecker+Valid, 7882 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:45:36,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3823 Valid, 7882 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:45:36,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17647 states. [2022-11-20 10:45:39,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17647 to 17647. [2022-11-20 10:45:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17647 states, 11894 states have (on average 1.2836724398856567) internal successors, (15268), 12558 states have internal predecessors, (15268), 4523 states have call successors, (4523), 1219 states have call predecessors, (4523), 1219 states have return successors, (4528), 4284 states have call predecessors, (4528), 4521 states have call successors, (4528) [2022-11-20 10:45:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17647 states to 17647 states and 24319 transitions. [2022-11-20 10:45:39,391 INFO L78 Accepts]: Start accepts. Automaton has 17647 states and 24319 transitions. Word has length 133 [2022-11-20 10:45:39,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:45:39,392 INFO L495 AbstractCegarLoop]: Abstraction has 17647 states and 24319 transitions. [2022-11-20 10:45:39,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2022-11-20 10:45:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 17647 states and 24319 transitions. [2022-11-20 10:45:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-20 10:45:39,396 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:45:39,396 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:45:39,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (23)] Forceful destruction successful, exit code 0 [2022-11-20 10:45:39,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:39,611 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:45:39,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:45:39,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1447936154, now seen corresponding path program 1 times [2022-11-20 10:45:39,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:45:39,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1594894938] [2022-11-20 10:45:39,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:45:39,613 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:39,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:45:39,619 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:45:39,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (24)] Waiting until timeout for monitored process [2022-11-20 10:45:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:45:42,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 1912 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:45:42,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:45:43,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:45:43,769 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:45:43,769 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:45:43,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1594894938] [2022-11-20 10:45:43,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1594894938] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:45:43,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:45:43,770 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:45:43,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191032256] [2022-11-20 10:45:43,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:45:43,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:45:43,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:45:43,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:45:43,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:45:43,771 INFO L87 Difference]: Start difference. First operand 17647 states and 24319 transitions. Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-11-20 10:45:46,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:45:46,538 INFO L93 Difference]: Finished difference Result 17647 states and 24319 transitions. [2022-11-20 10:45:46,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:45:46,539 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 139 [2022-11-20 10:45:46,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:45:46,585 INFO L225 Difference]: With dead ends: 17647 [2022-11-20 10:45:46,585 INFO L226 Difference]: Without dead ends: 17645 [2022-11-20 10:45:46,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:45:46,592 INFO L413 NwaCegarLoop]: 3940 mSDtfsCounter, 3813 mSDsluCounter, 3938 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3815 SdHoareTripleChecker+Valid, 7878 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:45:46,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3815 Valid, 7878 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:45:46,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17645 states. [2022-11-20 10:45:49,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17645 to 17645. [2022-11-20 10:45:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17645 states, 11893 states have (on average 1.283528125788279) internal successors, (15265), 12556 states have internal predecessors, (15265), 4523 states have call successors, (4523), 1219 states have call predecessors, (4523), 1219 states have return successors, (4528), 4284 states have call predecessors, (4528), 4521 states have call successors, (4528) [2022-11-20 10:45:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17645 states to 17645 states and 24316 transitions. [2022-11-20 10:45:49,730 INFO L78 Accepts]: Start accepts. Automaton has 17645 states and 24316 transitions. Word has length 139 [2022-11-20 10:45:49,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:45:49,731 INFO L495 AbstractCegarLoop]: Abstraction has 17645 states and 24316 transitions. [2022-11-20 10:45:49,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-11-20 10:45:49,731 INFO L276 IsEmpty]: Start isEmpty. Operand 17645 states and 24316 transitions. [2022-11-20 10:45:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 10:45:49,735 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:45:49,735 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 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] [2022-11-20 10:45:49,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:45:49,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:49,951 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:45:49,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:45:49,951 INFO L85 PathProgramCache]: Analyzing trace with hash -2002689148, now seen corresponding path program 1 times [2022-11-20 10:45:49,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:45:49,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2052686485] [2022-11-20 10:45:49,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:45:49,954 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:45:49,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:45:49,955 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:45:49,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (25)] Waiting until timeout for monitored process [2022-11-20 10:45:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:45:53,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 2239 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:45:53,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:45:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-20 10:45:53,815 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:45:53,816 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:45:53,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2052686485] [2022-11-20 10:45:53,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2052686485] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:45:53,816 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:45:53,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-20 10:45:53,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982436317] [2022-11-20 10:45:53,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:45:53,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 10:45:53,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:45:53,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 10:45:53,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-20 10:45:53,819 INFO L87 Difference]: Start difference. First operand 17645 states and 24316 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-20 10:46:00,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:46:00,200 INFO L93 Difference]: Finished difference Result 24842 states and 34358 transitions. [2022-11-20 10:46:00,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 10:46:00,201 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 146 [2022-11-20 10:46:00,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:46:00,267 INFO L225 Difference]: With dead ends: 24842 [2022-11-20 10:46:00,267 INFO L226 Difference]: Without dead ends: 18578 [2022-11-20 10:46:00,310 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:46:00,311 INFO L413 NwaCegarLoop]: 4861 mSDtfsCounter, 972 mSDsluCounter, 17882 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 526 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 972 SdHoareTripleChecker+Valid, 22743 SdHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 526 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-20 10:46:00,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [972 Valid, 22743 Invalid, 962 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [526 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-20 10:46:00,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18578 states. [2022-11-20 10:46:03,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18578 to 17653. [2022-11-20 10:46:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17653 states, 11899 states have (on average 1.2833851584166738) internal successors, (15271), 12562 states have internal predecessors, (15271), 4525 states have call successors, (4525), 1219 states have call predecessors, (4525), 1219 states have return successors, (4530), 4286 states have call predecessors, (4530), 4523 states have call successors, (4530) [2022-11-20 10:46:03,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17653 states to 17653 states and 24326 transitions. [2022-11-20 10:46:03,548 INFO L78 Accepts]: Start accepts. Automaton has 17653 states and 24326 transitions. Word has length 146 [2022-11-20 10:46:03,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:46:03,548 INFO L495 AbstractCegarLoop]: Abstraction has 17653 states and 24326 transitions. [2022-11-20 10:46:03,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-20 10:46:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 17653 states and 24326 transitions. [2022-11-20 10:46:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-11-20 10:46:03,552 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:46:03,552 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 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] [2022-11-20 10:46:03,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:46:03,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:46:03,767 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:46:03,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:46:03,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1783834430, now seen corresponding path program 1 times [2022-11-20 10:46:03,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:46:03,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [366168415] [2022-11-20 10:46:03,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:46:03,770 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:46:03,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:46:03,772 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:46:03,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (26)] Waiting until timeout for monitored process [2022-11-20 10:46:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:46:07,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 2238 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:46:07,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:46:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-11-20 10:46:08,757 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:46:08,758 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:46:08,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [366168415] [2022-11-20 10:46:08,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [366168415] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:46:08,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:46:08,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:46:08,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632698677] [2022-11-20 10:46:08,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:46:08,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:46:08,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:46:08,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:46:08,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:46:08,759 INFO L87 Difference]: Start difference. First operand 17653 states and 24326 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-11-20 10:46:14,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:46:14,434 INFO L93 Difference]: Finished difference Result 34532 states and 47698 transitions. [2022-11-20 10:46:14,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:46:14,434 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 146 [2022-11-20 10:46:14,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:46:14,577 INFO L225 Difference]: With dead ends: 34532 [2022-11-20 10:46:14,578 INFO L226 Difference]: Without dead ends: 34530 [2022-11-20 10:46:14,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 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 10:46:14,593 INFO L413 NwaCegarLoop]: 4648 mSDtfsCounter, 3744 mSDsluCounter, 12783 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3745 SdHoareTripleChecker+Valid, 17431 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:46:14,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3745 Valid, 17431 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:46:14,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34530 states. [2022-11-20 10:46:20,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34530 to 34323. [2022-11-20 10:46:20,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34323 states, 23140 states have (on average 1.2862575626620572) internal successors, (29764), 24454 states have internal predecessors, (29764), 8810 states have call successors, (8810), 2387 states have call predecessors, (8810), 2363 states have return successors, (8911), 8289 states have call predecessors, (8911), 8808 states have call successors, (8911) [2022-11-20 10:46:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34323 states to 34323 states and 47485 transitions. [2022-11-20 10:46:21,046 INFO L78 Accepts]: Start accepts. Automaton has 34323 states and 47485 transitions. Word has length 146 [2022-11-20 10:46:21,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:46:21,046 INFO L495 AbstractCegarLoop]: Abstraction has 34323 states and 47485 transitions. [2022-11-20 10:46:21,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 3 states have internal predecessors, (76), 1 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2022-11-20 10:46:21,046 INFO L276 IsEmpty]: Start isEmpty. Operand 34323 states and 47485 transitions. [2022-11-20 10:46:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-20 10:46:21,048 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:46:21,049 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 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] [2022-11-20 10:46:21,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (26)] Forceful destruction successful, exit code 0 [2022-11-20 10:46:21,249 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:46:21,249 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:46:21,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:46:21,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1469702935, now seen corresponding path program 1 times [2022-11-20 10:46:21,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:46:21,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1525517181] [2022-11-20 10:46:21,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:46:21,252 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:46:21,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:46:21,256 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:46:21,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (27)] Waiting until timeout for monitored process [2022-11-20 10:46:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:46:24,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 2154 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 10:46:24,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:46:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-20 10:46:25,254 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:46:25,254 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:46:25,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1525517181] [2022-11-20 10:46:25,255 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1525517181] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:46:25,255 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:46:25,255 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:46:25,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805103008] [2022-11-20 10:46:25,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:46:25,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:46:25,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:46:25,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:46:25,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:46:25,257 INFO L87 Difference]: Start difference. First operand 34323 states and 47485 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 10:46:27,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:46:44,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:46:44,077 INFO L93 Difference]: Finished difference Result 46020 states and 63585 transitions. [2022-11-20 10:46:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 10:46:44,078 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 155 [2022-11-20 10:46:44,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:46:44,219 INFO L225 Difference]: With dead ends: 46020 [2022-11-20 10:46:44,219 INFO L226 Difference]: Without dead ends: 34333 [2022-11-20 10:46:44,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:46:44,283 INFO L413 NwaCegarLoop]: 3934 mSDtfsCounter, 3965 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 23 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3988 SdHoareTripleChecker+Valid, 6305 SdHoareTripleChecker+Invalid, 1623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:46:44,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3988 Valid, 6305 Invalid, 1623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 1599 Invalid, 1 Unknown, 0 Unchecked, 12.1s Time] [2022-11-20 10:46:44,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34333 states. [2022-11-20 10:46:50,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34333 to 34323. [2022-11-20 10:46:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34323 states, 23140 states have (on average 1.2862143474503025) internal successors, (29763), 24454 states have internal predecessors, (29763), 8810 states have call successors, (8810), 2387 states have call predecessors, (8810), 2363 states have return successors, (8911), 8289 states have call predecessors, (8911), 8808 states have call successors, (8911) [2022-11-20 10:46:50,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34323 states to 34323 states and 47484 transitions. [2022-11-20 10:46:50,631 INFO L78 Accepts]: Start accepts. Automaton has 34323 states and 47484 transitions. Word has length 155 [2022-11-20 10:46:50,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:46:50,631 INFO L495 AbstractCegarLoop]: Abstraction has 34323 states and 47484 transitions. [2022-11-20 10:46:50,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-20 10:46:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 34323 states and 47484 transitions. [2022-11-20 10:46:50,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-20 10:46:50,634 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:46:50,634 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:46:50,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:46:50,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:46:50,835 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 24 more)] === [2022-11-20 10:46:50,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:46:50,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1388154174, now seen corresponding path program 1 times [2022-11-20 10:46:50,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 10:46:50,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504317543] [2022-11-20 10:46:50,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:46:50,837 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 10:46:50,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 10:46:50,841 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 10:46:50,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aaae9c5-c5bc-4314-ab7f-df409a3d5dce/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 (28)] Waiting until timeout for monitored process [2022-11-20 10:46:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:46:53,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 1921 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:46:53,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:46:55,231 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 10:46:55,231 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:46:55,231 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 10:46:55,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504317543] [2022-11-20 10:46:55,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [504317543] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:46:55,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:46:55,232 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:46:55,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215399723] [2022-11-20 10:46:55,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:46:55,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:46:55,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 10:46:55,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:46:55,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:46:55,233 INFO L87 Difference]: Start difference. First operand 34323 states and 47484 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 3 states have internal predecessors, (94), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22)