./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS --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 ef3ce825b6667e16bfc4665f699fd391a0ee0a69894a82ad8db779b4c9f29246 --- 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-4e7fbc6 [2022-11-23 02:20:58,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 02:20:58,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 02:20:58,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 02:20:58,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 02:20:58,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 02:20:58,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 02:20:58,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 02:20:58,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 02:20:58,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 02:20:58,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 02:20:58,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 02:20:58,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 02:20:58,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 02:20:58,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 02:20:58,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 02:20:58,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 02:20:58,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 02:20:58,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 02:20:58,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 02:20:58,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 02:20:58,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 02:20:58,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 02:20:58,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 02:20:58,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 02:20:58,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 02:20:58,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 02:20:58,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 02:20:58,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 02:20:58,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 02:20:58,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 02:20:58,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 02:20:58,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 02:20:58,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 02:20:58,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 02:20:58,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 02:20:58,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 02:20:58,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 02:20:58,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 02:20:58,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 02:20:58,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 02:20:58,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-23 02:20:58,548 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 02:20:58,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 02:20:58,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 02:20:58,550 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 02:20:58,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 02:20:58,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 02:20:58,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 02:20:58,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 02:20:58,553 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 02:20:58,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 02:20:58,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 02:20:58,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 02:20:58,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 02:20:58,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 02:20:58,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 02:20:58,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 02:20:58,556 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 02:20:58,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 02:20:58,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 02:20:58,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 02:20:58,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 02:20:58,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:20:58,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 02:20:58,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 02:20:58,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 02:20:58,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 02:20:58,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 02:20:58,558 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-23 02:20:58,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 02:20:58,560 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-23 02:20:58,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 02:20:58,560 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef3ce825b6667e16bfc4665f699fd391a0ee0a69894a82ad8db779b4c9f29246 [2022-11-23 02:20:58,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 02:20:58,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 02:20:58,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 02:20:58,881 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 02:20:58,881 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 02:20:58,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-23 02:21:01,970 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 02:21:02,933 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 02:21:02,933 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-23 02:21:03,020 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/data/4873c1bf7/e9e10202db29417fb0f0e2ab4f483265/FLAGe6bfad1b2 [2022-11-23 02:21:03,045 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/data/4873c1bf7/e9e10202db29417fb0f0e2ab4f483265 [2022-11-23 02:21:03,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 02:21:03,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 02:21:03,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 02:21:03,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 02:21:03,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 02:21:03,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:03" (1/1) ... [2022-11-23 02:21:03,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63fa3378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:03, skipping insertion in model container [2022-11-23 02:21:03,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:21:03" (1/1) ... [2022-11-23 02:21:03,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 02:21:03,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 02:21:11,793 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831475,831488] [2022-11-23 02:21:11,798 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831641,831654] [2022-11-23 02:21:11,798 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831805,831818] [2022-11-23 02:21:11,799 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831970,831983] [2022-11-23 02:21:11,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:21:11,892 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 02:21:13,020 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831475,831488] [2022-11-23 02:21:13,020 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831641,831654] [2022-11-23 02:21:13,021 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831805,831818] [2022-11-23 02:21:13,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i[831970,831983] [2022-11-23 02:21:13,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 02:21:13,441 INFO L208 MainTranslator]: Completed translation [2022-11-23 02:21:13,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13 WrapperNode [2022-11-23 02:21:13,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 02:21:13,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 02:21:13,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 02:21:13,444 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 02:21:13,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:13,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:14,366 INFO L138 Inliner]: procedures = 732, calls = 7641, calls flagged for inlining = 375, calls inlined = 368, statements flattened = 21147 [2022-11-23 02:21:14,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 02:21:14,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 02:21:14,369 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 02:21:14,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 02:21:14,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:14,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:14,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:14,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:15,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:15,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:15,435 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:15,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:15,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 02:21:15,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 02:21:15,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 02:21:15,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 02:21:15,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (1/1) ... [2022-11-23 02:21:15,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 02:21:15,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:21:15,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 02:21:15,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 02:21:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2022-11-23 02:21:15,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2022-11-23 02:21:15,880 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2022-11-23 02:21:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2022-11-23 02:21:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2022-11-23 02:21:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2022-11-23 02:21:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-23 02:21:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2022-11-23 02:21:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2022-11-23 02:21:15,881 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2022-11-23 02:21:15,881 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-23 02:21:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-23 02:21:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2022-11-23 02:21:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2022-11-23 02:21:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2022-11-23 02:21:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2022-11-23 02:21:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 02:21:15,882 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 02:21:15,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-23 02:21:15,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-23 02:21:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-23 02:21:15,883 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-23 02:21:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2022-11-23 02:21:15,883 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2022-11-23 02:21:15,883 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2022-11-23 02:21:15,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2022-11-23 02:21:15,884 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-23 02:21:15,885 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-23 02:21:15,885 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-23 02:21:15,885 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-23 02:21:15,886 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2022-11-23 02:21:15,886 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2022-11-23 02:21:15,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 02:21:15,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 02:21:15,886 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2022-11-23 02:21:15,886 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2022-11-23 02:21:15,887 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2022-11-23 02:21:15,887 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2022-11-23 02:21:15,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-23 02:21:15,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-23 02:21:15,887 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2022-11-23 02:21:15,887 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2022-11-23 02:21:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 02:21:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 02:21:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2022-11-23 02:21:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2022-11-23 02:21:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2022-11-23 02:21:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2022-11-23 02:21:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2022-11-23 02:21:15,888 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2022-11-23 02:21:15,889 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-23 02:21:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-23 02:21:15,889 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 02:21:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 02:21:15,890 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-23 02:21:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-23 02:21:15,890 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-23 02:21:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-23 02:21:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-23 02:21:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2022-11-23 02:21:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-23 02:21:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2022-11-23 02:21:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2022-11-23 02:21:15,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2022-11-23 02:21:15,891 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2022-11-23 02:21:15,892 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2022-11-23 02:21:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2022-11-23 02:21:15,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2022-11-23 02:21:15,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-23 02:21:15,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2022-11-23 02:21:15,908 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2022-11-23 02:21:15,908 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2022-11-23 02:21:15,908 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2022-11-23 02:21:15,908 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2022-11-23 02:21:15,908 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 02:21:15,909 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 02:21:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2022-11-23 02:21:15,909 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2022-11-23 02:21:15,909 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2022-11-23 02:21:15,909 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2022-11-23 02:21:15,910 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2022-11-23 02:21:15,910 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2022-11-23 02:21:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2022-11-23 02:21:15,911 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2022-11-23 02:21:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2022-11-23 02:21:15,911 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2022-11-23 02:21:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2022-11-23 02:21:15,911 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2022-11-23 02:21:15,911 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2022-11-23 02:21:15,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2022-11-23 02:21:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2022-11-23 02:21:15,912 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2022-11-23 02:21:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_29 [2022-11-23 02:21:15,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_29 [2022-11-23 02:21:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 02:21:15,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 02:21:15,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 02:21:15,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 02:21:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2022-11-23 02:21:15,913 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2022-11-23 02:21:15,913 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 02:21:15,913 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 02:21:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 02:21:15,914 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 02:21:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 02:21:15,914 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 02:21:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 02:21:15,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 02:21:15,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-23 02:21:15,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-23 02:21:15,915 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-23 02:21:15,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-23 02:21:15,918 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2022-11-23 02:21:15,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2022-11-23 02:21:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 02:21:15,919 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-23 02:21:15,920 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-23 02:21:15,920 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2022-11-23 02:21:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2022-11-23 02:21:15,921 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2022-11-23 02:21:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2022-11-23 02:21:15,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-23 02:21:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-23 02:21:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-23 02:21:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-23 02:21:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-23 02:21:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-23 02:21:15,927 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2022-11-23 02:21:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2022-11-23 02:21:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2022-11-23 02:21:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2022-11-23 02:21:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 02:21:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 02:21:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 02:21:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 02:21:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-23 02:21:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-23 02:21:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 02:21:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-23 02:21:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-23 02:21:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2022-11-23 02:21:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2022-11-23 02:21:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2022-11-23 02:21:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2022-11-23 02:21:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2022-11-23 02:21:15,929 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2022-11-23 02:21:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 02:21:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 02:21:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-23 02:21:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-23 02:21:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 02:21:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 02:21:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2022-11-23 02:21:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2022-11-23 02:21:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2022-11-23 02:21:15,930 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2022-11-23 02:21:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 02:21:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2022-11-23 02:21:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2022-11-23 02:21:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 02:21:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 02:21:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2022-11-23 02:21:15,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2022-11-23 02:21:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 02:21:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 02:21:15,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 02:21:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-23 02:21:15,932 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-23 02:21:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 02:21:15,932 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 02:21:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-23 02:21:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-23 02:21:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2022-11-23 02:21:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2022-11-23 02:21:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2022-11-23 02:21:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2022-11-23 02:21:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-23 02:21:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-23 02:21:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2022-11-23 02:21:15,933 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2022-11-23 02:21:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 02:21:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 02:21:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2022-11-23 02:21:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2022-11-23 02:21:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-23 02:21:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2022-11-23 02:21:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-23 02:21:15,945 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-23 02:21:15,945 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2022-11-23 02:21:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2022-11-23 02:21:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2022-11-23 02:21:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2022-11-23 02:21:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-23 02:21:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-23 02:21:15,946 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2022-11-23 02:21:15,946 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2022-11-23 02:21:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2022-11-23 02:21:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2022-11-23 02:21:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2022-11-23 02:21:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2022-11-23 02:21:15,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 02:21:15,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 02:21:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-23 02:21:15,948 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-23 02:21:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2022-11-23 02:21:15,948 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2022-11-23 02:21:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2022-11-23 02:21:15,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2022-11-23 02:21:15,948 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2022-11-23 02:21:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2022-11-23 02:21:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-23 02:21:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-23 02:21:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2022-11-23 02:21:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2022-11-23 02:21:15,949 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2022-11-23 02:21:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2022-11-23 02:21:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2022-11-23 02:21:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2022-11-23 02:21:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 02:21:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-23 02:21:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-23 02:21:15,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-23 02:21:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-23 02:21:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-23 02:21:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-23 02:21:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-23 02:21:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-23 02:21:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 02:21:15,951 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2022-11-23 02:21:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2022-11-23 02:21:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-23 02:21:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-23 02:21:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 02:21:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 02:21:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2022-11-23 02:21:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2022-11-23 02:21:15,952 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 02:21:15,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 02:21:15,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 02:21:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 02:21:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 02:21:15,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 02:21:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-23 02:21:15,964 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-23 02:21:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-23 02:21:15,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-23 02:21:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2022-11-23 02:21:15,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2022-11-23 02:21:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2022-11-23 02:21:15,965 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2022-11-23 02:21:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2022-11-23 02:21:15,965 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2022-11-23 02:21:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-23 02:21:15,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-23 02:21:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 02:21:15,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-23 02:21:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-23 02:21:15,966 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-23 02:21:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2022-11-23 02:21:15,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2022-11-23 02:21:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2022-11-23 02:21:15,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2022-11-23 02:21:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2022-11-23 02:21:15,967 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2022-11-23 02:21:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2022-11-23 02:21:15,968 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2022-11-23 02:21:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2022-11-23 02:21:15,968 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2022-11-23 02:21:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2022-11-23 02:21:15,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2022-11-23 02:21:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2022-11-23 02:21:15,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2022-11-23 02:21:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-23 02:21:15,969 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-23 02:21:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-23 02:21:15,969 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-23 02:21:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2022-11-23 02:21:15,969 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2022-11-23 02:21:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2022-11-23 02:21:15,970 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2022-11-23 02:21:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-23 02:21:15,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-23 02:21:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-23 02:21:15,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-23 02:21:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2022-11-23 02:21:15,971 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2022-11-23 02:21:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-23 02:21:15,971 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-23 02:21:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-23 02:21:15,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-23 02:21:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2022-11-23 02:21:15,971 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2022-11-23 02:21:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2022-11-23 02:21:15,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2022-11-23 02:21:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2022-11-23 02:21:15,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2022-11-23 02:21:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2022-11-23 02:21:15,972 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2022-11-23 02:21:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 02:21:15,973 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 02:21:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 02:21:15,973 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 02:21:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2022-11-23 02:21:15,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2022-11-23 02:21:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2022-11-23 02:21:15,974 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2022-11-23 02:21:15,974 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2022-11-23 02:21:15,974 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2022-11-23 02:21:15,974 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2022-11-23 02:21:15,974 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2022-11-23 02:21:15,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 02:21:15,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 02:21:15,975 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-23 02:21:15,975 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-23 02:21:15,975 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2022-11-23 02:21:15,975 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2022-11-23 02:21:15,975 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2022-11-23 02:21:15,975 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2022-11-23 02:21:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_27 [2022-11-23 02:21:15,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_27 [2022-11-23 02:21:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2022-11-23 02:21:15,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2022-11-23 02:21:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 02:21:15,976 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 02:21:15,976 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2022-11-23 02:21:15,977 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2022-11-23 02:21:15,977 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2022-11-23 02:21:15,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2022-11-23 02:21:15,977 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2022-11-23 02:21:15,977 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2022-11-23 02:21:15,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 02:21:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 02:21:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 02:21:15,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 02:21:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 02:21:15,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 02:21:15,978 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2022-11-23 02:21:15,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2022-11-23 02:21:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-23 02:21:15,979 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-23 02:21:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2022-11-23 02:21:15,979 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2022-11-23 02:21:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-23 02:21:15,979 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-23 02:21:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 02:21:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 02:21:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-11-23 02:21:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-11-23 02:21:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2022-11-23 02:21:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2022-11-23 02:21:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-23 02:21:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2022-11-23 02:21:15,981 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2022-11-23 02:21:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-23 02:21:15,981 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-23 02:21:15,981 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2022-11-23 02:21:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2022-11-23 02:21:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-23 02:21:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-23 02:21:15,995 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-23 02:21:15,995 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-23 02:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2022-11-23 02:21:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2022-11-23 02:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2022-11-23 02:21:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2022-11-23 02:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2022-11-23 02:21:15,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2022-11-23 02:21:15,996 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2022-11-23 02:21:15,997 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2022-11-23 02:21:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-23 02:21:15,997 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2022-11-23 02:21:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-23 02:21:15,997 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-23 02:21:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-23 02:21:15,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-23 02:21:15,997 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-23 02:21:15,998 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2022-11-23 02:21:15,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 02:21:15,998 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 02:21:15,998 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-23 02:21:15,998 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-23 02:21:15,998 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2022-11-23 02:21:15,998 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2022-11-23 02:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2022-11-23 02:21:15,999 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2022-11-23 02:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2022-11-23 02:21:15,999 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2022-11-23 02:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-23 02:21:15,999 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-23 02:21:15,999 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2022-11-23 02:21:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2022-11-23 02:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-23 02:21:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-23 02:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-23 02:21:16,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-23 02:21:16,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 02:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2022-11-23 02:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2022-11-23 02:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 02:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 02:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2022-11-23 02:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2022-11-23 02:21:16,001 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-23 02:21:16,001 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-23 02:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-23 02:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-23 02:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-23 02:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-23 02:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 02:21:16,002 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2022-11-23 02:21:16,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2022-11-23 02:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2022-11-23 02:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2022-11-23 02:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2022-11-23 02:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2022-11-23 02:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2022-11-23 02:21:16,003 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2022-11-23 02:21:16,003 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2022-11-23 02:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2022-11-23 02:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 02:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-23 02:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-23 02:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2022-11-23 02:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2022-11-23 02:21:16,004 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2022-11-23 02:21:16,004 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2022-11-23 02:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2022-11-23 02:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2022-11-23 02:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-23 02:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-23 02:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-23 02:21:16,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-23 02:21:16,005 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-23 02:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-23 02:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-23 02:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2022-11-23 02:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 02:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 02:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-23 02:21:16,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-23 02:21:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 02:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 02:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2022-11-23 02:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2022-11-23 02:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2022-11-23 02:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2022-11-23 02:21:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-23 02:21:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-23 02:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2022-11-23 02:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2022-11-23 02:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2022-11-23 02:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2022-11-23 02:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-23 02:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-23 02:21:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2022-11-23 02:21:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2022-11-23 02:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2022-11-23 02:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2022-11-23 02:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2022-11-23 02:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2022-11-23 02:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2022-11-23 02:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2022-11-23 02:21:16,009 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-23 02:21:16,009 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-23 02:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2022-11-23 02:21:16,010 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2022-11-23 02:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-23 02:21:16,010 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-23 02:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2022-11-23 02:21:16,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2022-11-23 02:21:16,010 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2022-11-23 02:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2022-11-23 02:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-23 02:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-23 02:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 02:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 02:21:16,011 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-23 02:21:16,011 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-23 02:21:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-23 02:21:16,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-23 02:21:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2022-11-23 02:21:16,012 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2022-11-23 02:21:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2022-11-23 02:21:16,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2022-11-23 02:21:16,012 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-23 02:21:16,012 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-23 02:21:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2022-11-23 02:21:16,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2022-11-23 02:21:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-23 02:21:16,013 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2022-11-23 02:21:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 02:21:16,013 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 02:21:16,013 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2022-11-23 02:21:16,014 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2022-11-23 02:21:16,014 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 02:21:16,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 02:21:16,014 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2022-11-23 02:21:16,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2022-11-23 02:21:16,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 02:21:16,014 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2022-11-23 02:21:16,014 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2022-11-23 02:21:16,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2022-11-23 02:21:16,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2022-11-23 02:21:16,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 02:21:16,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 02:21:16,015 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2022-11-23 02:21:16,015 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2022-11-23 02:21:16,015 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2022-11-23 02:21:16,016 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2022-11-23 02:21:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-23 02:21:16,016 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2022-11-23 02:21:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-23 02:21:16,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-23 02:21:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-23 02:21:16,016 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-23 02:21:16,016 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-23 02:21:16,017 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-23 02:21:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-11-23 02:21:16,017 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-11-23 02:21:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2022-11-23 02:21:16,017 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2022-11-23 02:21:16,017 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2022-11-23 02:21:16,017 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2022-11-23 02:21:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2022-11-23 02:21:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2022-11-23 02:21:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2022-11-23 02:21:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2022-11-23 02:21:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2022-11-23 02:21:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2022-11-23 02:21:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-23 02:21:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-23 02:21:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2022-11-23 02:21:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2022-11-23 02:21:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2022-11-23 02:21:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2022-11-23 02:21:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2022-11-23 02:21:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2022-11-23 02:21:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-23 02:21:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-23 02:21:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2022-11-23 02:21:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2022-11-23 02:21:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-23 02:21:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-23 02:21:16,020 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2022-11-23 02:21:16,020 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2022-11-23 02:21:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-23 02:21:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-23 02:21:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2022-11-23 02:21:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2022-11-23 02:21:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2022-11-23 02:21:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2022-11-23 02:21:16,021 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-23 02:21:16,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2022-11-23 02:21:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 02:21:16,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 02:21:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2022-11-23 02:21:16,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2022-11-23 02:21:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 02:21:16,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 02:21:16,022 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2022-11-23 02:21:16,022 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2022-11-23 02:21:16,023 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2022-11-23 02:21:16,023 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2022-11-23 02:21:16,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-23 02:21:16,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-23 02:21:16,023 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 02:21:16,023 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 02:21:16,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 02:21:16,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 02:21:16,024 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 02:21:16,024 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 02:21:16,024 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2022-11-23 02:21:16,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2022-11-23 02:21:16,024 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2022-11-23 02:21:16,024 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2022-11-23 02:21:16,024 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2022-11-23 02:21:16,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2022-11-23 02:21:16,025 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2022-11-23 02:21:16,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2022-11-23 02:21:16,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 02:21:16,025 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2022-11-23 02:21:16,025 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2022-11-23 02:21:16,025 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-23 02:21:16,025 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-23 02:21:16,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-23 02:21:16,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-23 02:21:16,026 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-23 02:21:16,026 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-23 02:21:16,026 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-23 02:21:18,751 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 02:21:18,767 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 02:21:23,466 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 02:26:28,095 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-23 02:26:28,411 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 02:26:28,443 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 02:26:28,444 INFO L300 CfgBuilder]: Removed 249 assume(true) statements. [2022-11-23 02:26:28,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:26:28 BoogieIcfgContainer [2022-11-23 02:26:28,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 02:26:28,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 02:26:28,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 02:26:28,461 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 02:26:28,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:21:03" (1/3) ... [2022-11-23 02:26:28,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306fc7cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:26:28, skipping insertion in model container [2022-11-23 02:26:28,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:21:13" (2/3) ... [2022-11-23 02:26:28,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306fc7cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:26:28, skipping insertion in model container [2022-11-23 02:26:28,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:26:28" (3/3) ... [2022-11-23 02:26:28,465 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2022-11-23 02:26:28,486 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 02:26:28,487 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 02:26:28,641 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 02:26:28,648 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;@1ebcc2ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 02:26:28,648 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 02:26:28,673 INFO L276 IsEmpty]: Start isEmpty. Operand has 6227 states, 4545 states have (on average 1.3672167216721671) internal successors, (6214), 4622 states have internal predecessors, (6214), 1399 states have call successors, (1399), 285 states have call predecessors, (1399), 284 states have return successors, (1390), 1370 states have call predecessors, (1390), 1390 states have call successors, (1390) [2022-11-23 02:26:28,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-11-23 02:26:28,705 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:26:28,706 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:26:28,707 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:26:28,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:26:28,712 INFO L85 PathProgramCache]: Analyzing trace with hash -869910370, now seen corresponding path program 1 times [2022-11-23 02:26:28,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:26:28,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158668705] [2022-11-23 02:26:28,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:26:28,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:26:29,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:26:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:26:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:26:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:26:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:26:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:26:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:26:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:26:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:26:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:26:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:26:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:26:31,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:26:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:26:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:26:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:26:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:26:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:26:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:26:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:26:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:26:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2022-11-23 02:26:31,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:26:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2022-11-23 02:26:31,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:26:31,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158668705] [2022-11-23 02:26:31,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158668705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:26:31,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:26:31,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 02:26:31,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407602849] [2022-11-23 02:26:31,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:26:31,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 02:26:31,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:26:31,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 02:26:31,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 02:26:31,854 INFO L87 Difference]: Start difference. First operand has 6227 states, 4545 states have (on average 1.3672167216721671) internal successors, (6214), 4622 states have internal predecessors, (6214), 1399 states have call successors, (1399), 285 states have call predecessors, (1399), 284 states have return successors, (1390), 1370 states have call predecessors, (1390), 1390 states have call successors, (1390) Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-23 02:26:34,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:26:36,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:27:33,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:27:33,375 INFO L93 Difference]: Finished difference Result 19265 states and 28530 transitions. [2022-11-23 02:27:33,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:27:33,386 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2022-11-23 02:27:33,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:27:33,552 INFO L225 Difference]: With dead ends: 19265 [2022-11-23 02:27:33,553 INFO L226 Difference]: Without dead ends: 13066 [2022-11-23 02:27:33,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:27:33,628 INFO L413 NwaCegarLoop]: 7892 mSDtfsCounter, 12057 mSDsluCounter, 10516 mSDsCounter, 0 mSdLazyCounter, 7744 mSolverCounterSat, 4028 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13290 SdHoareTripleChecker+Valid, 18408 SdHoareTripleChecker+Invalid, 11774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4028 IncrementalHoareTripleChecker+Valid, 7744 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.8s IncrementalHoareTripleChecker+Time [2022-11-23 02:27:33,633 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13290 Valid, 18408 Invalid, 11774 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4028 Valid, 7744 Invalid, 2 Unknown, 0 Unchecked, 59.8s Time] [2022-11-23 02:27:33,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13066 states. [2022-11-23 02:27:34,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13066 to 12220. [2022-11-23 02:27:34,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12220 states, 8924 states have (on average 1.3604885701479157) internal successors, (12141), 9070 states have internal predecessors, (12141), 2731 states have call successors, (2731), 565 states have call predecessors, (2731), 564 states have return successors, (2727), 2687 states have call predecessors, (2727), 2727 states have call successors, (2727) [2022-11-23 02:27:34,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12220 states to 12220 states and 17599 transitions. [2022-11-23 02:27:34,595 INFO L78 Accepts]: Start accepts. Automaton has 12220 states and 17599 transitions. Word has length 237 [2022-11-23 02:27:34,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:27:34,600 INFO L495 AbstractCegarLoop]: Abstraction has 12220 states and 17599 transitions. [2022-11-23 02:27:34,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-23 02:27:34,602 INFO L276 IsEmpty]: Start isEmpty. Operand 12220 states and 17599 transitions. [2022-11-23 02:27:34,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-11-23 02:27:34,638 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:27:34,639 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:27:34,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 02:27:34,640 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:27:34,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:27:34,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1600365038, now seen corresponding path program 1 times [2022-11-23 02:27:34,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:27:34,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096918105] [2022-11-23 02:27:34,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:27:34,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:27:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:27:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:27:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:27:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:27:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:27:36,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:27:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:27:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:27:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:27:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:27:36,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:27:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:27:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:27:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:27:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:27:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:27:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:27:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:27:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:27:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:27:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:27:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-23 02:27:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:27:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:36,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:37,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-23 02:27:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:37,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:27:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:37,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2022-11-23 02:27:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:37,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-23 02:27:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:37,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2022-11-23 02:27:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:27:37,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:27:37,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:27:37,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096918105] [2022-11-23 02:27:37,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096918105] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:27:37,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:27:37,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 02:27:37,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381341341] [2022-11-23 02:27:37,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:27:37,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 02:27:37,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:27:37,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:27:37,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:27:37,085 INFO L87 Difference]: Start difference. First operand 12220 states and 17599 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 02:27:39,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:28:27,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:28:27,517 INFO L93 Difference]: Finished difference Result 21247 states and 31297 transitions. [2022-11-23 02:28:27,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:28:27,518 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 304 [2022-11-23 02:28:27,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:28:27,647 INFO L225 Difference]: With dead ends: 21247 [2022-11-23 02:28:27,648 INFO L226 Difference]: Without dead ends: 15069 [2022-11-23 02:28:27,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:28:27,687 INFO L413 NwaCegarLoop]: 9061 mSDtfsCounter, 5957 mSDsluCounter, 12522 mSDsCounter, 0 mSdLazyCounter, 7425 mSolverCounterSat, 3252 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6734 SdHoareTripleChecker+Valid, 21583 SdHoareTripleChecker+Invalid, 10678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3252 IncrementalHoareTripleChecker+Valid, 7425 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.3s IncrementalHoareTripleChecker+Time [2022-11-23 02:28:27,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6734 Valid, 21583 Invalid, 10678 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3252 Valid, 7425 Invalid, 1 Unknown, 0 Unchecked, 49.3s Time] [2022-11-23 02:28:27,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15069 states. [2022-11-23 02:28:28,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15069 to 12234. [2022-11-23 02:28:28,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12234 states, 8938 states have (on average 1.3607070933094652) internal successors, (12162), 9084 states have internal predecessors, (12162), 2731 states have call successors, (2731), 565 states have call predecessors, (2731), 564 states have return successors, (2727), 2687 states have call predecessors, (2727), 2727 states have call successors, (2727) [2022-11-23 02:28:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12234 states to 12234 states and 17620 transitions. [2022-11-23 02:28:28,456 INFO L78 Accepts]: Start accepts. Automaton has 12234 states and 17620 transitions. Word has length 304 [2022-11-23 02:28:28,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:28:28,458 INFO L495 AbstractCegarLoop]: Abstraction has 12234 states and 17620 transitions. [2022-11-23 02:28:28,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 02:28:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 12234 states and 17620 transitions. [2022-11-23 02:28:28,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-11-23 02:28:28,480 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:28:28,480 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:28:28,480 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 02:28:28,480 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:28:28,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:28:28,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1507481715, now seen corresponding path program 1 times [2022-11-23 02:28:28,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:28:28,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925296937] [2022-11-23 02:28:28,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:28:28,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:28:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:28:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:28:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:28:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:28:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:28:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:28:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:28:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:28:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:28:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:28:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:28:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:28:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:28:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:28:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:28:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:28:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:28:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:29,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:28:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:28:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:30,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:28:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:28:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-11-23 02:28:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:28:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-23 02:28:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:28:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2022-11-23 02:28:30,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-23 02:28:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2022-11-23 02:28:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:28:30,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:28:30,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:28:30,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925296937] [2022-11-23 02:28:30,266 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925296937] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:28:30,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:28:30,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 02:28:30,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286619188] [2022-11-23 02:28:30,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:28:30,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 02:28:30,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:28:30,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:28:30,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:28:30,269 INFO L87 Difference]: Start difference. First operand 12234 states and 17620 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 02:28:32,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:29:17,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:29:17,745 INFO L93 Difference]: Finished difference Result 21263 states and 31318 transitions. [2022-11-23 02:29:17,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:29:17,745 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 306 [2022-11-23 02:29:17,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:29:17,845 INFO L225 Difference]: With dead ends: 21263 [2022-11-23 02:29:17,845 INFO L226 Difference]: Without dead ends: 15071 [2022-11-23 02:29:17,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:29:17,883 INFO L413 NwaCegarLoop]: 9022 mSDtfsCounter, 5943 mSDsluCounter, 12485 mSDsCounter, 0 mSdLazyCounter, 7394 mSolverCounterSat, 3262 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6719 SdHoareTripleChecker+Valid, 21507 SdHoareTripleChecker+Invalid, 10657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3262 IncrementalHoareTripleChecker+Valid, 7394 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.5s IncrementalHoareTripleChecker+Time [2022-11-23 02:29:17,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6719 Valid, 21507 Invalid, 10657 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3262 Valid, 7394 Invalid, 1 Unknown, 0 Unchecked, 46.5s Time] [2022-11-23 02:29:17,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15071 states. [2022-11-23 02:29:18,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15071 to 12233. [2022-11-23 02:29:18,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12233 states, 8937 states have (on average 1.3604117712879042) internal successors, (12158), 9083 states have internal predecessors, (12158), 2731 states have call successors, (2731), 565 states have call predecessors, (2731), 564 states have return successors, (2727), 2687 states have call predecessors, (2727), 2727 states have call successors, (2727) [2022-11-23 02:29:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12233 states to 12233 states and 17616 transitions. [2022-11-23 02:29:18,544 INFO L78 Accepts]: Start accepts. Automaton has 12233 states and 17616 transitions. Word has length 306 [2022-11-23 02:29:18,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:29:18,545 INFO L495 AbstractCegarLoop]: Abstraction has 12233 states and 17616 transitions. [2022-11-23 02:29:18,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 02:29:18,546 INFO L276 IsEmpty]: Start isEmpty. Operand 12233 states and 17616 transitions. [2022-11-23 02:29:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-11-23 02:29:18,569 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:29:18,570 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:29:18,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 02:29:18,570 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:29:18,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:29:18,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1349800086, now seen corresponding path program 1 times [2022-11-23 02:29:18,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:29:18,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471846342] [2022-11-23 02:29:18,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:29:18,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:29:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:19,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:29:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:19,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:19,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:29:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:19,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:19,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:29:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:19,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:19,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:29:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:29:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:29:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:29:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:29:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:29:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:29:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:29:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:29:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:29:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:29:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:29:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:29:20,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:29:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:29:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:29:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:29:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:29:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-23 02:29:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:29:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2022-11-23 02:29:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:29:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-23 02:29:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-11-23 02:29:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-23 02:29:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:29:20,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:29:20,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:29:20,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471846342] [2022-11-23 02:29:20,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471846342] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:29:20,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 02:29:20,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 02:29:20,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955387224] [2022-11-23 02:29:20,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:29:20,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 02:29:20,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:29:20,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:29:20,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:29:20,635 INFO L87 Difference]: Start difference. First operand 12233 states and 17616 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 02:29:22,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:30:08,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:30:08,213 INFO L93 Difference]: Finished difference Result 19862 states and 29028 transitions. [2022-11-23 02:30:08,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:30:08,220 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 307 [2022-11-23 02:30:08,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:30:08,325 INFO L225 Difference]: With dead ends: 19862 [2022-11-23 02:30:08,325 INFO L226 Difference]: Without dead ends: 13671 [2022-11-23 02:30:08,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 02:30:08,366 INFO L413 NwaCegarLoop]: 6845 mSDtfsCounter, 4301 mSDsluCounter, 10610 mSDsCounter, 0 mSdLazyCounter, 7105 mSolverCounterSat, 3234 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4742 SdHoareTripleChecker+Valid, 17455 SdHoareTripleChecker+Invalid, 10340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3234 IncrementalHoareTripleChecker+Valid, 7105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.7s IncrementalHoareTripleChecker+Time [2022-11-23 02:30:08,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4742 Valid, 17455 Invalid, 10340 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3234 Valid, 7105 Invalid, 1 Unknown, 0 Unchecked, 46.7s Time] [2022-11-23 02:30:08,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13671 states. [2022-11-23 02:30:09,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13671 to 12234. [2022-11-23 02:30:09,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12234 states, 8938 states have (on average 1.3603714477511748) internal successors, (12159), 9084 states have internal predecessors, (12159), 2731 states have call successors, (2731), 565 states have call predecessors, (2731), 564 states have return successors, (2727), 2687 states have call predecessors, (2727), 2727 states have call successors, (2727) [2022-11-23 02:30:09,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12234 states to 12234 states and 17617 transitions. [2022-11-23 02:30:09,280 INFO L78 Accepts]: Start accepts. Automaton has 12234 states and 17617 transitions. Word has length 307 [2022-11-23 02:30:09,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:30:09,285 INFO L495 AbstractCegarLoop]: Abstraction has 12234 states and 17617 transitions. [2022-11-23 02:30:09,285 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (32), 4 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-23 02:30:09,285 INFO L276 IsEmpty]: Start isEmpty. Operand 12234 states and 17617 transitions. [2022-11-23 02:30:09,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-11-23 02:30:09,310 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:30:09,311 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:30:09,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 02:30:09,311 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:30:09,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:30:09,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1032306938, now seen corresponding path program 1 times [2022-11-23 02:30:09,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:30:09,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902436403] [2022-11-23 02:30:09,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:30:09,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:30:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:30:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:30:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:30:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:30:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:30:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:30:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:30:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:30:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:30:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:30:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:30:10,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:30:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:30:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:10,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:30:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:30:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:30:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:30:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:30:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:30:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:30:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:30:11,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-11-23 02:30:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:30:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-23 02:30:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-23 02:30:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-11-23 02:30:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-11-23 02:30:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:30:11,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:30:11,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902436403] [2022-11-23 02:30:11,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902436403] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:30:11,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580034678] [2022-11-23 02:30:11,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:30:11,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:30:11,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:30:11,346 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:30:11,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 02:30:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:15,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 6625 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 02:30:15,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:30:15,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 1724 trivial. 0 not checked. [2022-11-23 02:30:15,324 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:30:15,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580034678] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:30:15,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 02:30:15,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-23 02:30:15,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24187068] [2022-11-23 02:30:15,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:30:15,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 02:30:15,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:30:15,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 02:30:15,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-23 02:30:15,328 INFO L87 Difference]: Start difference. First operand 12234 states and 17617 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-23 02:30:16,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:30:16,215 INFO L93 Difference]: Finished difference Result 24478 states and 35233 transitions. [2022-11-23 02:30:16,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 02:30:16,216 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 309 [2022-11-23 02:30:16,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:30:16,333 INFO L225 Difference]: With dead ends: 24478 [2022-11-23 02:30:16,333 INFO L226 Difference]: Without dead ends: 18286 [2022-11-23 02:30:16,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 403 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-23 02:30:16,373 INFO L413 NwaCegarLoop]: 17584 mSDtfsCounter, 8792 mSDsluCounter, 8783 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8792 SdHoareTripleChecker+Valid, 26367 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 02:30:16,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8792 Valid, 26367 Invalid, 34 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 02:30:16,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18286 states. [2022-11-23 02:30:17,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18286 to 18277. [2022-11-23 02:30:17,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18277 states, 13357 states have (on average 1.3608594744328817) internal successors, (18177), 13574 states have internal predecessors, (18177), 4074 states have call successors, (4074), 846 states have call predecessors, (4074), 845 states have return successors, (4070), 4010 states have call predecessors, (4070), 4070 states have call successors, (4070) [2022-11-23 02:30:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18277 states to 18277 states and 26321 transitions. [2022-11-23 02:30:17,197 INFO L78 Accepts]: Start accepts. Automaton has 18277 states and 26321 transitions. Word has length 309 [2022-11-23 02:30:17,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:30:17,198 INFO L495 AbstractCegarLoop]: Abstraction has 18277 states and 26321 transitions. [2022-11-23 02:30:17,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-23 02:30:17,198 INFO L276 IsEmpty]: Start isEmpty. Operand 18277 states and 26321 transitions. [2022-11-23 02:30:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2022-11-23 02:30:17,225 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:30:17,226 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:30:17,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 02:30:17,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:30:17,452 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:30:17,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:30:17,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1172855548, now seen corresponding path program 1 times [2022-11-23 02:30:17,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:30:17,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398010505] [2022-11-23 02:30:17,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:30:17,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:30:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:18,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:30:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:30:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:30:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:30:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:30:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:30:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:30:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:30:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:30:19,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:30:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:30:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:30:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:30:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:30:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:30:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:30:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:30:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:30:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:30:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:30:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:30:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-11-23 02:30:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:30:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-11-23 02:30:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:30:19,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2022-11-23 02:30:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2022-11-23 02:30:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2022-11-23 02:30:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:30:19,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:30:19,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398010505] [2022-11-23 02:30:19,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398010505] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:30:19,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026900723] [2022-11-23 02:30:19,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:30:19,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:30:19,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:30:19,710 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:30:19,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 02:30:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:30:23,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 6626 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-23 02:30:23,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:30:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 198 proven. 1 refuted. 0 times theorem prover too weak. 1609 trivial. 0 not checked. [2022-11-23 02:30:23,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:30:23,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:30:23,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026900723] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:30:23,946 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:30:23,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2022-11-23 02:30:23,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025791462] [2022-11-23 02:30:23,946 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:30:23,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-23 02:30:23,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:30:23,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-23 02:30:23,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-11-23 02:30:23,952 INFO L87 Difference]: Start difference. First operand 18277 states and 26321 transitions. Second operand has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (61), 4 states have call predecessors, (61), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-23 02:30:26,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:31:39,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:39,679 INFO L93 Difference]: Finished difference Result 32722 states and 47770 transitions. [2022-11-23 02:31:39,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-23 02:31:39,680 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (61), 4 states have call predecessors, (61), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 309 [2022-11-23 02:31:39,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:31:39,812 INFO L225 Difference]: With dead ends: 32722 [2022-11-23 02:31:39,812 INFO L226 Difference]: Without dead ends: 20487 [2022-11-23 02:31:39,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 716 GetRequests, 709 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-11-23 02:31:39,861 INFO L413 NwaCegarLoop]: 6845 mSDtfsCounter, 4413 mSDsluCounter, 22683 mSDsCounter, 0 mSdLazyCounter, 13420 mSolverCounterSat, 3274 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4854 SdHoareTripleChecker+Valid, 29528 SdHoareTripleChecker+Invalid, 16695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 3274 IncrementalHoareTripleChecker+Valid, 13420 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.4s IncrementalHoareTripleChecker+Time [2022-11-23 02:31:39,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4854 Valid, 29528 Invalid, 16695 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [3274 Valid, 13420 Invalid, 1 Unknown, 0 Unchecked, 74.4s Time] [2022-11-23 02:31:39,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20487 states. [2022-11-23 02:31:40,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20487 to 18319. [2022-11-23 02:31:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18319 states, 13399 states have (on average 1.3609224568997687) internal successors, (18235), 13616 states have internal predecessors, (18235), 4074 states have call successors, (4074), 846 states have call predecessors, (4074), 845 states have return successors, (4070), 4010 states have call predecessors, (4070), 4070 states have call successors, (4070) [2022-11-23 02:31:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18319 states to 18319 states and 26379 transitions. [2022-11-23 02:31:40,813 INFO L78 Accepts]: Start accepts. Automaton has 18319 states and 26379 transitions. Word has length 309 [2022-11-23 02:31:40,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:31:40,813 INFO L495 AbstractCegarLoop]: Abstraction has 18319 states and 26379 transitions. [2022-11-23 02:31:40,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (61), 4 states have call predecessors, (61), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-23 02:31:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 18319 states and 26379 transitions. [2022-11-23 02:31:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-11-23 02:31:40,844 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:31:40,845 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:40,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-23 02:31:41,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-23 02:31:41,063 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:31:41,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:41,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1913883096, now seen corresponding path program 2 times [2022-11-23 02:31:41,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:41,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511771838] [2022-11-23 02:31:41,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:41,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:31:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:31:43,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:31:43,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:31:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:31:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:31:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:31:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:31:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:31:43,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:31:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:31:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:31:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:31:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:31:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:31:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:31:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:31:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:31:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:31:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:31:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:31:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-23 02:31:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:31:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-11-23 02:31:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-23 02:31:43,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-23 02:31:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-11-23 02:31:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:43,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1823 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:31:43,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:43,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511771838] [2022-11-23 02:31:43,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511771838] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:31:43,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872815156] [2022-11-23 02:31:43,924 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 02:31:43,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:31:43,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:43,925 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:31:43,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 02:31:47,524 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-23 02:31:47,525 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 02:31:47,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 5570 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-23 02:31:47,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:31:50,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1823 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1823 trivial. 0 not checked. [2022-11-23 02:31:50,787 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 02:31:50,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872815156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 02:31:50,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 02:31:50,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2022-11-23 02:31:50,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126251636] [2022-11-23 02:31:50,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 02:31:50,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 02:31:50,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:31:50,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 02:31:50,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-11-23 02:31:50,791 INFO L87 Difference]: Start difference. First operand 18319 states and 26379 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-23 02:31:51,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:31:51,707 INFO L93 Difference]: Finished difference Result 18325 states and 26384 transitions. [2022-11-23 02:31:51,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 02:31:51,708 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 315 [2022-11-23 02:31:51,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:31:51,835 INFO L225 Difference]: With dead ends: 18325 [2022-11-23 02:31:51,835 INFO L226 Difference]: Without dead ends: 18323 [2022-11-23 02:31:51,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 419 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-11-23 02:31:52,027 INFO L413 NwaCegarLoop]: 8898 mSDtfsCounter, 8771 mSDsluCounter, 17793 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8772 SdHoareTripleChecker+Valid, 26691 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 02:31:52,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8772 Valid, 26691 Invalid, 12 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 02:31:52,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18323 states. [2022-11-23 02:31:52,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18323 to 18323. [2022-11-23 02:31:52,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18323 states, 13402 states have (on average 1.3608416654230713) internal successors, (18238), 13619 states have internal predecessors, (18238), 4074 states have call successors, (4074), 847 states have call predecessors, (4074), 846 states have return successors, (4070), 4010 states have call predecessors, (4070), 4070 states have call successors, (4070) [2022-11-23 02:31:52,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18323 states to 18323 states and 26382 transitions. [2022-11-23 02:31:52,883 INFO L78 Accepts]: Start accepts. Automaton has 18323 states and 26382 transitions. Word has length 315 [2022-11-23 02:31:52,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:31:52,884 INFO L495 AbstractCegarLoop]: Abstraction has 18323 states and 26382 transitions. [2022-11-23 02:31:52,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-23 02:31:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 18323 states and 26382 transitions. [2022-11-23 02:31:52,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2022-11-23 02:31:52,908 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:31:52,908 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:31:52,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 02:31:53,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-23 02:31:53,136 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:31:53,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:31:53,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1889190511, now seen corresponding path program 1 times [2022-11-23 02:31:53,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:31:53,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793271485] [2022-11-23 02:31:53,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:53,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:31:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:31:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:31:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:31:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:31:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:31:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:31:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:31:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:31:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:31:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:31:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:31:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:31:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:31:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:31:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:31:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:31:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:31:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:31:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:31:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:31:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:31:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-23 02:31:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:31:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-11-23 02:31:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:55,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:31:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:56,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-23 02:31:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:56,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-23 02:31:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:56,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2022-11-23 02:31:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:56,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-11-23 02:31:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:31:56,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:31:56,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:31:56,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793271485] [2022-11-23 02:31:56,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793271485] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:31:56,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952014125] [2022-11-23 02:31:56,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:31:56,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:31:56,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:31:56,073 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:31:56,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 02:32:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:32:00,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 6680 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-23 02:32:00,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 02:32:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 198 proven. 16 refuted. 0 times theorem prover too weak. 1611 trivial. 0 not checked. [2022-11-23 02:32:00,492 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 02:32:01,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1825 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:32:01,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [952014125] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 02:32:01,206 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-23 02:32:01,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 15 [2022-11-23 02:32:01,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343974668] [2022-11-23 02:32:01,207 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-23 02:32:01,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-23 02:32:01,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 02:32:01,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-23 02:32:01,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2022-11-23 02:32:01,209 INFO L87 Difference]: Start difference. First operand 18323 states and 26382 transitions. Second operand has 15 states, 15 states have (on average 9.0) internal successors, (135), 13 states have internal predecessors, (135), 2 states have call successors, (63), 4 states have call predecessors, (63), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-23 02:32:03,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:32:46,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:32:55,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:33:18,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:33:23,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:33:25,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:33:40,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-23 02:33:54,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:33:57,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:33:59,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:34:02,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:34:07,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 02:34:15,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 02:34:15,912 INFO L93 Difference]: Finished difference Result 32892 states and 47996 transitions. [2022-11-23 02:34:15,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-23 02:34:15,913 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.0) internal successors, (135), 13 states have internal predecessors, (135), 2 states have call successors, (63), 4 states have call predecessors, (63), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 320 [2022-11-23 02:34:15,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 02:34:16,023 INFO L225 Difference]: With dead ends: 32892 [2022-11-23 02:34:16,023 INFO L226 Difference]: Without dead ends: 20611 [2022-11-23 02:34:16,079 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 743 GetRequests, 730 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=83, Invalid=127, Unknown=0, NotChecked=0, Total=210 [2022-11-23 02:34:16,080 INFO L413 NwaCegarLoop]: 6836 mSDtfsCounter, 2895 mSDsluCounter, 31845 mSDsCounter, 0 mSdLazyCounter, 18811 mSolverCounterSat, 1485 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 128.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3336 SdHoareTripleChecker+Valid, 38681 SdHoareTripleChecker+Invalid, 20307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 1485 IncrementalHoareTripleChecker+Valid, 18811 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 132.8s IncrementalHoareTripleChecker+Time [2022-11-23 02:34:16,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3336 Valid, 38681 Invalid, 20307 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [1485 Valid, 18811 Invalid, 11 Unknown, 0 Unchecked, 132.8s Time] [2022-11-23 02:34:16,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20611 states. [2022-11-23 02:34:16,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20611 to 18413. [2022-11-23 02:34:17,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18413 states, 13492 states have (on average 1.3611028757782389) internal successors, (18364), 13709 states have internal predecessors, (18364), 4074 states have call successors, (4074), 847 states have call predecessors, (4074), 846 states have return successors, (4070), 4010 states have call predecessors, (4070), 4070 states have call successors, (4070) [2022-11-23 02:34:17,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18413 states to 18413 states and 26508 transitions. [2022-11-23 02:34:17,107 INFO L78 Accepts]: Start accepts. Automaton has 18413 states and 26508 transitions. Word has length 320 [2022-11-23 02:34:17,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 02:34:17,108 INFO L495 AbstractCegarLoop]: Abstraction has 18413 states and 26508 transitions. [2022-11-23 02:34:17,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.0) internal successors, (135), 13 states have internal predecessors, (135), 2 states have call successors, (63), 4 states have call predecessors, (63), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-23 02:34:17,109 INFO L276 IsEmpty]: Start isEmpty. Operand 18413 states and 26508 transitions. [2022-11-23 02:34:17,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-11-23 02:34:17,138 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 02:34:17,138 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 10, 10, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 02:34:17,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-23 02:34:17,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:34:17,348 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 02:34:17,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 02:34:17,348 INFO L85 PathProgramCache]: Analyzing trace with hash 964187671, now seen corresponding path program 2 times [2022-11-23 02:34:17,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 02:34:17,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462319580] [2022-11-23 02:34:17,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 02:34:17,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 02:34:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-23 02:34:20,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-23 02:34:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-23 02:34:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-23 02:34:20,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-23 02:34:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-23 02:34:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-23 02:34:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-23 02:34:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-23 02:34:20,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-23 02:34:20,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-23 02:34:20,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-23 02:34:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-23 02:34:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-23 02:34:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-23 02:34:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-23 02:34:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-23 02:34:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-23 02:34:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-23 02:34:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-11-23 02:34:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-23 02:34:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-11-23 02:34:20,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:20,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-23 02:34:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2022-11-23 02:34:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-23 02:34:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2022-11-23 02:34:21,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-11-23 02:34:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-11-23 02:34:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2022-11-23 02:34:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 02:34:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1909 backedges. 12 proven. 100 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2022-11-23 02:34:21,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 02:34:21,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462319580] [2022-11-23 02:34:21,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462319580] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 02:34:21,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377737402] [2022-11-23 02:34:21,088 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-23 02:34:21,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 02:34:21,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 02:34:21,089 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 02:34:21,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5be5e86b-b863-4b1c-90d5-d2dbec44d2bd/bin/uautomizer-QkZJyEgLgS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process