./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c5b0d1bb6abf00f856e27261b150a3be237701039761971659caf0639a1797fb --- 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-38b53e6 [2022-11-25 22:30:54,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:30:54,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:30:54,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:30:54,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:30:54,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:30:54,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:30:54,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:30:54,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:30:54,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:30:54,355 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:30:54,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:30:54,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:30:54,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:30:54,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:30:54,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:30:54,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:30:54,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:30:54,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:30:54,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:30:54,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:30:54,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:30:54,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:30:54,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:30:54,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:30:54,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:30:54,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:30:54,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:30:54,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:30:54,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:30:54,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:30:54,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:30:54,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:30:54,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:30:54,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:30:54,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:30:54,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:30:54,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:30:54,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:30:54,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:30:54,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:30:54,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:30:54,423 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:30:54,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:30:54,424 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:30:54,424 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:30:54,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:30:54,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:30:54,425 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:30:54,426 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:30:54,426 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:30:54,426 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:30:54,426 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:30:54,427 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:30:54,427 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:30:54,427 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:30:54,428 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:30:54,428 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:30:54,428 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:30:54,428 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:30:54,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:30:54,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:30:54,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:30:54,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:30:54,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:30:54,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:30:54,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:30:54,431 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:30:54,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:30:54,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:30:54,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:30:54,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:30:54,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:30:54,433 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:30:54,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:30:54,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:30:54,434 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:30:54,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:30:54,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:30:54,434 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:30:54,435 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5b0d1bb6abf00f856e27261b150a3be237701039761971659caf0639a1797fb [2022-11-25 22:30:54,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:30:54,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:30:54,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:30:54,742 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:30:54,743 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:30:54,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2022-11-25 22:30:57,786 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:30:58,439 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:30:58,440 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2022-11-25 22:30:58,496 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/data/b85114a66/e463aaae1b9e40ea9b9980a78628c1f0/FLAG894a292c5 [2022-11-25 22:30:58,514 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/data/b85114a66/e463aaae1b9e40ea9b9980a78628c1f0 [2022-11-25 22:30:58,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:30:58,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:30:58,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:30:58,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:30:58,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:30:58,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,528 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70749bd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:58, skipping insertion in model container [2022-11-25 22:30:58,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:58" (1/1) ... [2022-11-25 22:30:58,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:30:58,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:30:59,757 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-11-25 22:30:59,766 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-11-25 22:30:59,808 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:30:59,819 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 22:30:59,825 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 22:30:59,830 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:30:59,835 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 22:30:59,840 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 22:30:59,859 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:31:00,020 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:31:00,027 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:31:00,028 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:31:00,038 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:31:00,051 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 22:31:00,063 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 22:31:00,077 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 22:31:00,119 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 22:31:00,129 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:31:00,136 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 22:31:00,168 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:31:00,173 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:31:00,183 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-11-25 22:31:00,218 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 22:31:00,226 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 22:31:00,227 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:31:00,272 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 22:31:00,273 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:31:00,282 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:31:00,283 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:00,368 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:00,371 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:00,377 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:00,378 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:00,379 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 22:31:00,513 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 22:31:00,537 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:31:00,604 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 22:31:00,719 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,720 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:00,722 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:00,738 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:00,739 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,744 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,745 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:00,750 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,751 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,752 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,752 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,753 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,753 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,754 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,755 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,755 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,758 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,763 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,764 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,764 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,765 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,765 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,766 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,767 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,779 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:00,780 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,781 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,786 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 22:31:00,787 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 22:31:00,792 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,793 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,798 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,799 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,800 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,801 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,807 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:00,808 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:00,809 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:00,809 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:00,809 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:00,816 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,822 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:00,824 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 22:31:00,824 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:00,830 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:31:00,841 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:31:00,842 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:00,844 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:00,846 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:31:00,847 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 22:31:00,848 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 22:31:00,848 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:00,851 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:00,852 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,856 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:00,857 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,858 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,858 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:31:00,859 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 22:31:00,859 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:31:00,860 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:31:00,860 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:31:00,866 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:31:00,867 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 22:31:00,869 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,870 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,877 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:31:00,877 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:31:00,878 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,878 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 22:31:00,879 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:31:00,879 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:31:00,885 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:00,910 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:00,917 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:00,932 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:00,938 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-11-25 22:31:00,939 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,939 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,940 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,942 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,944 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,951 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:31:00,952 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:00,957 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,958 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,959 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,960 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:00,961 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,961 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:00,962 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,967 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,968 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,968 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:00,971 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:00,972 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,972 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:00,972 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,978 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,978 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:00,979 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,984 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,984 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:00,989 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,994 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,995 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:00,995 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:00,996 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,003 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-11-25 22:31:01,008 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-11-25 22:31:01,016 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,017 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:01,017 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,018 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,019 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,021 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:01,021 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:01,026 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,033 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,033 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,034 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,039 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,040 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,040 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:01,041 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:01,041 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,041 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,042 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,043 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,043 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,044 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:01,045 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,046 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,046 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:01,047 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,052 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:31:01,052 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:31:01,066 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,071 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:01,072 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,080 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:01,080 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:01,083 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:01,084 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-11-25 22:31:01,087 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:01,091 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,091 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,092 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,092 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,092 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,094 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,099 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:01,101 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,102 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:01,111 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,112 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,120 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,122 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:01,133 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,135 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,136 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:01,137 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:01,139 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,142 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:31:01,143 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:01,143 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:31:01,144 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:31:01,145 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 22:31:01,147 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:01,150 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,150 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,151 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,151 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,152 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,152 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,152 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,153 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,153 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:01,156 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:01,156 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:01,157 WARN L623 FunctionHandler]: Unknown extern function netdev_stats_to_stats64 [2022-11-25 22:31:01,160 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,160 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,161 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,161 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,162 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 22:31:01,163 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 22:31:01,164 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,164 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:01,165 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,166 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,166 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,166 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,167 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,167 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,172 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:31:01,173 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:31:01,174 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:31:01,179 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:31:01,184 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:31:01,188 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-25 22:31:01,195 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:31:01,215 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 22:31:01,218 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:01,218 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:01,220 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,221 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:01,226 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 22:31:01,226 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:31:01,227 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:31:01,232 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,236 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,236 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,236 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,237 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,238 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,239 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,240 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,240 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,241 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,241 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:01,241 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:01,242 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-11-25 22:31:01,242 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 22:31:01,248 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:31:01,259 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:31:01,277 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:01,278 WARN L623 FunctionHandler]: Unknown extern function dmi_check_system [2022-11-25 22:31:01,278 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:01,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:01,726 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 22:31:01,727 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:31:01,728 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:31:01,767 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:31:01,771 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:31:01,809 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:31:01,821 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:31:01,837 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 22:31:01,860 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:31:01,861 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:31:01,861 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:31:01,863 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:31:01,865 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:31:01,866 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:31:01,866 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:31:01,868 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:31:01,869 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:31:01,920 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:31:01,920 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:31:01,930 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:31:02,130 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[380944,380957] [2022-11-25 22:31:02,134 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381110,381123] [2022-11-25 22:31:02,135 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381274,381287] [2022-11-25 22:31:02,135 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381439,381452] [2022-11-25 22:31:02,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:31:02,216 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:31:02,329 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-11-25 22:31:02,329 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-11-25 22:31:02,330 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:31:02,330 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 22:31:02,330 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 22:31:02,331 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:31:02,331 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 22:31:02,331 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 22:31:02,332 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:31:02,337 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:31:02,338 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:31:02,338 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:31:02,339 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:31:02,340 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 22:31:02,341 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 22:31:02,342 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 22:31:02,345 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 22:31:02,346 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:31:02,346 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 22:31:02,347 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:31:02,348 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:31:02,348 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-11-25 22:31:02,350 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 22:31:02,350 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 22:31:02,351 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:31:02,353 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 22:31:02,353 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:31:02,354 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:31:02,354 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:02,357 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:02,357 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:02,357 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:02,358 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:31:02,358 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 22:31:02,361 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 22:31:02,362 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:31:02,364 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 22:31:02,367 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,368 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:02,369 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,371 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,371 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,372 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,372 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,373 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,373 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,373 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,374 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,374 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,374 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,375 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,375 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,376 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,377 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,378 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,378 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,379 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,379 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,379 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,380 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,380 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,382 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:02,383 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,383 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,384 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-11-25 22:31:02,384 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-11-25 22:31:02,385 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,385 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,420 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,420 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,421 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,421 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,422 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,423 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,423 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,423 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,424 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,425 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,426 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:02,426 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 22:31:02,427 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,428 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:31:02,430 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:31:02,431 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:02,432 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:02,433 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:31:02,434 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 22:31:02,435 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 22:31:02,435 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:02,436 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:31:02,437 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,437 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:02,438 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,438 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,438 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:31:02,439 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 22:31:02,439 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:31:02,439 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:31:02,440 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:31:02,440 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:31:02,441 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 22:31:02,442 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,443 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,444 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:31:02,444 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:31:02,444 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,445 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 22:31:02,445 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:31:02,445 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:31:02,446 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:02,451 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:02,452 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:02,455 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:02,456 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-11-25 22:31:02,457 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,457 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,458 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,458 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,459 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,460 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:31:02,460 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:31:02,461 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,461 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,461 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,462 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:02,462 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,462 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:02,463 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,463 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,463 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,464 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,464 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:02,464 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,464 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:02,465 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,465 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,465 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,465 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,466 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,466 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,466 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,467 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,467 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,467 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,468 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,468 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-11-25 22:31:02,469 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-11-25 22:31:02,471 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,471 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,471 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,472 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,472 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,473 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,473 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,473 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,474 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,474 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,474 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,475 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,475 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,475 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:02,476 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:31:02,476 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,476 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,477 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,477 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,477 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,478 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,478 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,479 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,479 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,479 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,480 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:31:02,480 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:31:02,482 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,484 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,485 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,486 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,487 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:02,494 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:02,494 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-11-25 22:31:02,496 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:02,498 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,499 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,499 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,499 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,500 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,501 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,502 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,503 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,504 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:02,506 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,507 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,510 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,511 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:02,514 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,516 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,516 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:02,516 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:02,518 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,520 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:31:02,520 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:31:02,521 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:31:02,521 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:31:02,522 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 22:31:02,524 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:31:02,526 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,526 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,526 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,527 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,527 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,528 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,528 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,528 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,529 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:02,530 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:31:02,530 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,531 WARN L623 FunctionHandler]: Unknown extern function netdev_stats_to_stats64 [2022-11-25 22:31:02,533 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,533 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,534 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,534 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,535 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 22:31:02,536 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 22:31:02,537 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,537 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 22:31:02,538 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,538 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,538 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,539 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,539 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,539 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,540 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:31:02,541 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:31:02,541 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:31:02,542 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-11-25 22:31:02,542 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-11-25 22:31:02,543 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-11-25 22:31:02,543 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-11-25 22:31:02,546 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-11-25 22:31:02,548 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 22:31:02,548 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:31:02,548 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,549 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 22:31:02,549 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 22:31:02,550 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:31:02,550 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:31:02,551 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,551 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,552 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,552 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,552 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,553 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,553 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,553 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,554 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,554 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,555 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 22:31:02,555 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 22:31:02,555 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-11-25 22:31:02,555 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 22:31:02,557 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:31:02,558 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:31:02,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:02,568 WARN L623 FunctionHandler]: Unknown extern function dmi_check_system [2022-11-25 22:31:02,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:02,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:31:02,576 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 22:31:02,577 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-11-25 22:31:02,578 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:31:02,583 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:31:02,584 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:31:02,591 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:31:02,596 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:31:02,619 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 22:31:02,633 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:31:02,634 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:31:02,634 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:31:02,635 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:31:02,636 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:31:02,636 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:31:02,636 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:31:02,637 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:31:02,637 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:31:02,640 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:31:02,640 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:31:02,641 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:31:02,689 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[380944,380957] [2022-11-25 22:31:02,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381110,381123] [2022-11-25 22:31:02,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381274,381287] [2022-11-25 22:31:02,690 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i[381439,381452] [2022-11-25 22:31:02,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:31:02,937 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:31:02,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02 WrapperNode [2022-11-25 22:31:02,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:31:02,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:31:02,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:31:02,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:31:02,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,284 INFO L138 Inliner]: procedures = 490, calls = 2663, calls flagged for inlining = 292, calls inlined = 259, statements flattened = 5854 [2022-11-25 22:31:03,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:31:03,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:31:03,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:31:03,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:31:03,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,612 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:31:03,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:31:03,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:31:03,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:31:03,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (1/1) ... [2022-11-25 22:31:03,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:31:03,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:31:03,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:31:03,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c925e87c-a8c5-46c0-9791-b352e6a71211/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:31:03,773 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 22:31:03,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 22:31:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:31:03,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:31:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-25 22:31:03,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-25 22:31:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 22:31:03,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 22:31:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:31:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:31:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-25 22:31:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-25 22:31:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2022-11-25 22:31:03,775 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2022-11-25 22:31:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-25 22:31:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-25 22:31:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 22:31:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 22:31:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-25 22:31:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-25 22:31:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 22:31:03,776 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 22:31:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-11-25 22:31:03,777 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-11-25 22:31:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2022-11-25 22:31:03,777 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2022-11-25 22:31:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2022-11-25 22:31:03,777 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2022-11-25 22:31:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-25 22:31:03,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-25 22:31:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2022-11-25 22:31:03,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2022-11-25 22:31:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 22:31:03,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 22:31:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 22:31:03,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 22:31:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 22:31:03,779 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 22:31:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-25 22:31:03,779 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-25 22:31:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 22:31:03,780 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 22:31:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 22:31:03,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 22:31:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-25 22:31:03,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-25 22:31:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 22:31:03,780 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 22:31:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:31:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-25 22:31:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-25 22:31:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2022-11-25 22:31:03,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2022-11-25 22:31:03,781 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 22:31:03,782 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 22:31:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 22:31:03,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 22:31:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-25 22:31:03,782 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-25 22:31:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2022-11-25 22:31:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2022-11-25 22:31:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 22:31:03,783 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 22:31:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 22:31:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 22:31:03,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 22:31:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2022-11-25 22:31:03,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2022-11-25 22:31:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:31:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 22:31:03,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 22:31:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 22:31:03,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 22:31:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 22:31:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 22:31:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2022-11-25 22:31:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2022-11-25 22:31:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-11-25 22:31:03,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-11-25 22:31:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 22:31:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 22:31:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 22:31:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 22:31:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2022-11-25 22:31:03,788 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2022-11-25 22:31:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2022-11-25 22:31:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2022-11-25 22:31:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:31:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 22:31:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 22:31:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 22:31:03,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 22:31:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-25 22:31:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-25 22:31:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-25 22:31:03,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-25 22:31:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:31:03,790 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-11-25 22:31:03,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-11-25 22:31:03,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 22:31:03,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 22:31:03,791 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 22:31:03,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 22:31:03,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:31:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 22:31:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-11-25 22:31:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-11-25 22:31:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:31:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:31:03,792 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-25 22:31:03,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-25 22:31:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2022-11-25 22:31:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2022-11-25 22:31:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:31:03,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:31:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2022-11-25 22:31:03,794 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2022-11-25 22:31:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-11-25 22:31:03,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-11-25 22:31:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 22:31:03,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 22:31:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-25 22:31:03,795 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-25 22:31:03,795 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 22:31:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 22:31:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-25 22:31:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-25 22:31:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-25 22:31:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-25 22:31:03,796 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 22:31:03,796 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 22:31:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2022-11-25 22:31:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2022-11-25 22:31:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2022-11-25 22:31:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2022-11-25 22:31:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-11-25 22:31:03,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-11-25 22:31:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:31:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:31:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-25 22:31:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-25 22:31:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 22:31:03,798 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 22:31:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 22:31:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:31:03,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:31:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-25 22:31:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2022-11-25 22:31:03,799 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2022-11-25 22:31:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 22:31:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 22:31:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:31:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:31:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2022-11-25 22:31:03,800 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2022-11-25 22:31:03,800 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2022-11-25 22:31:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2022-11-25 22:31:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 22:31:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 22:31:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2022-11-25 22:31:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2022-11-25 22:31:03,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-25 22:31:03,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-25 22:31:03,802 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-25 22:31:03,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-25 22:31:03,802 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2022-11-25 22:31:03,802 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2022-11-25 22:31:03,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_task_lock_of_rhine_private [2022-11-25 22:31:03,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_task_lock_of_rhine_private [2022-11-25 22:31:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-25 22:31:03,803 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-25 22:31:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:31:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 22:31:03,803 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 22:31:03,803 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 22:31:03,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 22:31:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:31:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2022-11-25 22:31:03,804 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2022-11-25 22:31:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2022-11-25 22:31:03,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2022-11-25 22:31:03,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:31:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2022-11-25 22:31:03,805 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2022-11-25 22:31:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2022-11-25 22:31:03,805 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2022-11-25 22:31:03,805 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 22:31:03,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 22:31:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-25 22:31:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-25 22:31:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2022-11-25 22:31:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2022-11-25 22:31:03,806 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2022-11-25 22:31:03,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2022-11-25 22:31:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-25 22:31:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-25 22:31:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 22:31:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 22:31:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-25 22:31:03,807 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-25 22:31:03,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 22:31:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 22:31:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 22:31:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 22:31:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-25 22:31:03,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-25 22:31:03,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-25 22:31:03,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-25 22:31:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-25 22:31:03,809 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-25 22:31:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 22:31:03,809 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 22:31:03,809 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2022-11-25 22:31:03,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2022-11-25 22:31:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2022-11-25 22:31:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2022-11-25 22:31:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 22:31:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 22:31:03,810 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2022-11-25 22:31:03,810 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2022-11-25 22:31:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-25 22:31:03,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-25 22:31:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:31:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-25 22:31:03,811 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-25 22:31:03,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:31:03,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:31:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-25 22:31:03,812 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-25 22:31:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 22:31:03,812 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 22:31:03,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_task_lock_of_rhine_private [2022-11-25 22:31:03,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_task_lock_of_rhine_private [2022-11-25 22:31:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2022-11-25 22:31:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2022-11-25 22:31:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2022-11-25 22:31:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2022-11-25 22:31:03,813 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2022-11-25 22:31:03,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2022-11-25 22:31:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2022-11-25 22:31:03,814 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2022-11-25 22:31:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-25 22:31:03,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-25 22:31:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 22:31:03,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 22:31:03,814 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-25 22:31:03,815 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-25 22:31:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-25 22:31:03,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-25 22:31:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2022-11-25 22:31:03,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2022-11-25 22:31:03,815 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2022-11-25 22:31:03,816 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2022-11-25 22:31:03,816 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 22:31:03,816 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 22:31:03,816 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-25 22:31:03,816 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-25 22:31:03,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:31:03,816 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2022-11-25 22:31:03,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2022-11-25 22:31:03,817 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2022-11-25 22:31:03,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2022-11-25 22:31:03,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 22:31:03,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 22:31:04,804 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:31:04,810 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:31:05,124 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:41:37,854 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 22:41:37,982 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:41:45,407 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:41:45,408 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-25 22:41:45,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:45 BoogieIcfgContainer [2022-11-25 22:41:45,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:41:45,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:41:45,418 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:41:45,421 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:41:45,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:30:58" (1/3) ... [2022-11-25 22:41:45,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6038bb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:45, skipping insertion in model container [2022-11-25 22:41:45,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:31:02" (2/3) ... [2022-11-25 22:41:45,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6038bb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:45, skipping insertion in model container [2022-11-25 22:41:45,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:45" (3/3) ... [2022-11-25 22:41:45,425 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-via-via-rhine.cil.i [2022-11-25 22:41:45,446 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:41:45,447 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-25 22:41:45,564 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:41:45,573 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=FINITE_AUTOMATA, 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;@59c89e84, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:41:45,574 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-25 22:41:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand has 1653 states, 946 states have (on average 1.3128964059196617) internal successors, (1242), 995 states have internal predecessors, (1242), 582 states have call successors, (582), 124 states have call predecessors, (582), 123 states have return successors, (573), 560 states have call predecessors, (573), 573 states have call successors, (573) [2022-11-25 22:41:45,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-11-25 22:41:45,611 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:45,612 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 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] [2022-11-25 22:41:45,612 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:41:45,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:45,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1788844933, now seen corresponding path program 1 times [2022-11-25 22:41:45,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:45,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037474244] [2022-11-25 22:41:45,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:45,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2022-11-25 22:41:49,078 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:49,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037474244] [2022-11-25 22:41:49,083 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037474244] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:49,083 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:49,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:41:49,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989614936] [2022-11-25 22:41:49,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:49,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:41:49,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:49,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:41:49,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:41:49,145 INFO L87 Difference]: Start difference. First operand has 1653 states, 946 states have (on average 1.3128964059196617) internal successors, (1242), 995 states have internal predecessors, (1242), 582 states have call successors, (582), 124 states have call predecessors, (582), 123 states have return successors, (573), 560 states have call predecessors, (573), 573 states have call successors, (573) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 22:41:51,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:41:56,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:56,494 INFO L93 Difference]: Finished difference Result 4816 states and 7130 transitions. [2022-11-25 22:41:56,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:41:56,496 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 164 [2022-11-25 22:41:56,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:56,545 INFO L225 Difference]: With dead ends: 4816 [2022-11-25 22:41:56,546 INFO L226 Difference]: Without dead ends: 3179 [2022-11-25 22:41:56,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:41:56,567 INFO L413 NwaCegarLoop]: 2571 mSDtfsCounter, 2269 mSDsluCounter, 1997 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2269 SdHoareTripleChecker+Valid, 4568 SdHoareTripleChecker+Invalid, 724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:56,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2269 Valid, 4568 Invalid, 724 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 714 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2022-11-25 22:41:56,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3179 states. [2022-11-25 22:41:56,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3179 to 3175. [2022-11-25 22:41:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3175 states, 1826 states have (on average 1.3061336254107339) internal successors, (2385), 1921 states have internal predecessors, (2385), 1104 states have call successors, (1104), 243 states have call predecessors, (1104), 242 states have return successors, (1100), 1074 states have call predecessors, (1100), 1100 states have call successors, (1100) [2022-11-25 22:41:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3175 states to 3175 states and 4589 transitions. [2022-11-25 22:41:56,903 INFO L78 Accepts]: Start accepts. Automaton has 3175 states and 4589 transitions. Word has length 164 [2022-11-25 22:41:56,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:56,906 INFO L495 AbstractCegarLoop]: Abstraction has 3175 states and 4589 transitions. [2022-11-25 22:41:56,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-25 22:41:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 4589 transitions. [2022-11-25 22:41:56,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-25 22:41:56,921 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:56,921 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:41:56,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:41:56,922 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:41:56,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:56,923 INFO L85 PathProgramCache]: Analyzing trace with hash 490349135, now seen corresponding path program 1 times [2022-11-25 22:41:56,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:56,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225341622] [2022-11-25 22:41:56,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:56,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:57,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:59,302 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-11-25 22:41:59,302 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:59,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225341622] [2022-11-25 22:41:59,305 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225341622] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:59,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:59,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:41:59,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124206618] [2022-11-25 22:41:59,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:59,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:41:59,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:59,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:41:59,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:41:59,310 INFO L87 Difference]: Start difference. First operand 3175 states and 4589 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:42:01,475 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 [] [2022-11-25 22:42:07,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:07,151 INFO L93 Difference]: Finished difference Result 9107 states and 13133 transitions. [2022-11-25 22:42:07,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:42:07,152 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 165 [2022-11-25 22:42:07,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:07,196 INFO L225 Difference]: With dead ends: 9107 [2022-11-25 22:42:07,196 INFO L226 Difference]: Without dead ends: 5961 [2022-11-25 22:42:07,216 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:07,217 INFO L413 NwaCegarLoop]: 2636 mSDtfsCounter, 2001 mSDsluCounter, 1958 mSDsCounter, 0 mSdLazyCounter, 793 mSolverCounterSat, 29 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2001 SdHoareTripleChecker+Valid, 4594 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 793 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:07,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2001 Valid, 4594 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 793 Invalid, 1 Unknown, 0 Unchecked, 7.4s Time] [2022-11-25 22:42:07,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5961 states. [2022-11-25 22:42:07,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5961 to 5940. [2022-11-25 22:42:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5940 states, 3403 states have (on average 1.2918013517484572) internal successors, (4396), 3577 states have internal predecessors, (4396), 2059 states have call successors, (2059), 476 states have call predecessors, (2059), 475 states have return successors, (2055), 2004 states have call predecessors, (2055), 2055 states have call successors, (2055) [2022-11-25 22:42:07,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5940 states to 5940 states and 8510 transitions. [2022-11-25 22:42:07,573 INFO L78 Accepts]: Start accepts. Automaton has 5940 states and 8510 transitions. Word has length 165 [2022-11-25 22:42:07,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:07,576 INFO L495 AbstractCegarLoop]: Abstraction has 5940 states and 8510 transitions. [2022-11-25 22:42:07,576 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:42:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 5940 states and 8510 transitions. [2022-11-25 22:42:07,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-25 22:42:07,583 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:07,583 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:07,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:42:07,584 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:42:07,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:07,594 INFO L85 PathProgramCache]: Analyzing trace with hash 820924458, now seen corresponding path program 1 times [2022-11-25 22:42:07,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:07,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435865631] [2022-11-25 22:42:07,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:07,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:09,193 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-11-25 22:42:09,193 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:09,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435865631] [2022-11-25 22:42:09,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435865631] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:09,194 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:09,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:42:09,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512247231] [2022-11-25 22:42:09,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:09,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:42:09,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:09,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:42:09,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:09,196 INFO L87 Difference]: Start difference. First operand 5940 states and 8510 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 22:42:11,504 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:42:17,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:17,482 INFO L93 Difference]: Finished difference Result 16690 states and 23800 transitions. [2022-11-25 22:42:17,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:42:17,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 166 [2022-11-25 22:42:17,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:17,562 INFO L225 Difference]: With dead ends: 16690 [2022-11-25 22:42:17,562 INFO L226 Difference]: Without dead ends: 10779 [2022-11-25 22:42:17,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:17,598 INFO L413 NwaCegarLoop]: 2482 mSDtfsCounter, 1915 mSDsluCounter, 1961 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1915 SdHoareTripleChecker+Valid, 4443 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:17,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1915 Valid, 4443 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 729 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2022-11-25 22:42:17,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10779 states. [2022-11-25 22:42:18,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10779 to 10754. [2022-11-25 22:42:18,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10754 states, 6127 states have (on average 1.2808878733474784) internal successors, (7848), 6457 states have internal predecessors, (7848), 3721 states have call successors, (3721), 908 states have call predecessors, (3721), 903 states have return successors, (3719), 3604 states have call predecessors, (3719), 3717 states have call successors, (3719) [2022-11-25 22:42:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10754 states to 10754 states and 15288 transitions. [2022-11-25 22:42:18,320 INFO L78 Accepts]: Start accepts. Automaton has 10754 states and 15288 transitions. Word has length 166 [2022-11-25 22:42:18,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:18,322 INFO L495 AbstractCegarLoop]: Abstraction has 10754 states and 15288 transitions. [2022-11-25 22:42:18,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 22:42:18,323 INFO L276 IsEmpty]: Start isEmpty. Operand 10754 states and 15288 transitions. [2022-11-25 22:42:18,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-25 22:42:18,327 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:18,327 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:18,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:42:18,328 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:42:18,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:18,329 INFO L85 PathProgramCache]: Analyzing trace with hash 948168321, now seen corresponding path program 1 times [2022-11-25 22:42:18,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:18,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655435516] [2022-11-25 22:42:18,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:18,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:20,240 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-11-25 22:42:20,241 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:20,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655435516] [2022-11-25 22:42:20,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655435516] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:20,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:20,241 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:42:20,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514210242] [2022-11-25 22:42:20,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:20,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:42:20,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:20,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:42:20,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:20,244 INFO L87 Difference]: Start difference. First operand 10754 states and 15288 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 22:42:22,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:42:27,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:42:28,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:28,961 INFO L93 Difference]: Finished difference Result 22758 states and 32260 transitions. [2022-11-25 22:42:28,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:42:28,962 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 176 [2022-11-25 22:42:28,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:29,038 INFO L225 Difference]: With dead ends: 22758 [2022-11-25 22:42:29,038 INFO L226 Difference]: Without dead ends: 12033 [2022-11-25 22:42:29,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:29,085 INFO L413 NwaCegarLoop]: 2748 mSDtfsCounter, 1983 mSDsluCounter, 1974 mSDsCounter, 0 mSdLazyCounter, 832 mSolverCounterSat, 16 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1983 SdHoareTripleChecker+Valid, 4722 SdHoareTripleChecker+Invalid, 850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 832 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:29,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1983 Valid, 4722 Invalid, 850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 832 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2022-11-25 22:42:29,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12033 states. [2022-11-25 22:42:29,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12033 to 12010. [2022-11-25 22:42:29,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12010 states, 6863 states have (on average 1.2723298848899898) internal successors, (8732), 7232 states have internal predecessors, (8732), 4086 states have call successors, (4086), 1066 states have call predecessors, (4086), 1058 states have return successors, (4084), 3938 states have call predecessors, (4084), 4082 states have call successors, (4084) [2022-11-25 22:42:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12010 states to 12010 states and 16902 transitions. [2022-11-25 22:42:30,023 INFO L78 Accepts]: Start accepts. Automaton has 12010 states and 16902 transitions. Word has length 176 [2022-11-25 22:42:30,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:30,024 INFO L495 AbstractCegarLoop]: Abstraction has 12010 states and 16902 transitions. [2022-11-25 22:42:30,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 22:42:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 12010 states and 16902 transitions. [2022-11-25 22:42:30,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-25 22:42:30,029 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:30,030 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:30,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:42:30,030 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:42:30,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:30,031 INFO L85 PathProgramCache]: Analyzing trace with hash -574879773, now seen corresponding path program 1 times [2022-11-25 22:42:30,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:30,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661152103] [2022-11-25 22:42:30,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:30,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:31,923 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2022-11-25 22:42:31,923 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:31,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661152103] [2022-11-25 22:42:31,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661152103] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:31,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:31,924 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:42:31,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586348627] [2022-11-25 22:42:31,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:31,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:42:31,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:31,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:42:31,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:31,927 INFO L87 Difference]: Start difference. First operand 12010 states and 16902 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 22:42:34,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:42:40,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:42:41,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:41,272 INFO L93 Difference]: Finished difference Result 33961 states and 47841 transitions. [2022-11-25 22:42:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:42:41,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 177 [2022-11-25 22:42:41,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:41,383 INFO L225 Difference]: With dead ends: 33961 [2022-11-25 22:42:41,383 INFO L226 Difference]: Without dead ends: 21980 [2022-11-25 22:42:41,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:41,434 INFO L413 NwaCegarLoop]: 2571 mSDtfsCounter, 2285 mSDsluCounter, 2003 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2285 SdHoareTripleChecker+Valid, 4574 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:41,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2285 Valid, 4574 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 702 Invalid, 1 Unknown, 0 Unchecked, 8.4s Time] [2022-11-25 22:42:41,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21980 states. [2022-11-25 22:42:42,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21980 to 21947. [2022-11-25 22:42:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21947 states, 12530 states have (on average 1.2725458898643256) internal successors, (15945), 13225 states have internal predecessors, (15945), 7482 states have call successors, (7482), 1947 states have call predecessors, (7482), 1932 states have return successors, (7482), 7191 states have call predecessors, (7482), 7478 states have call successors, (7482) [2022-11-25 22:42:42,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21947 states to 21947 states and 30909 transitions. [2022-11-25 22:42:42,857 INFO L78 Accepts]: Start accepts. Automaton has 21947 states and 30909 transitions. Word has length 177 [2022-11-25 22:42:42,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:42,858 INFO L495 AbstractCegarLoop]: Abstraction has 21947 states and 30909 transitions. [2022-11-25 22:42:42,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-25 22:42:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 21947 states and 30909 transitions. [2022-11-25 22:42:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-25 22:42:42,862 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:42,862 INFO L195 NwaCegarLoop]: trace histogram [16, 14, 14, 14, 14, 14, 14, 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] [2022-11-25 22:42:42,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 22:42:42,863 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:42:42,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:42,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1308652265, now seen corresponding path program 1 times [2022-11-25 22:42:42,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:42,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116628625] [2022-11-25 22:42:42,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:42,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2022-11-25 22:42:44,895 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:44,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116628625] [2022-11-25 22:42:44,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116628625] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:44,896 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:44,896 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:42:44,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649570375] [2022-11-25 22:42:44,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:44,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:42:44,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:44,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:42:44,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:44,898 INFO L87 Difference]: Start difference. First operand 21947 states and 30909 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-11-25 22:42:47,042 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 [] [2022-11-25 22:42:53,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:53,099 INFO L93 Difference]: Finished difference Result 60183 states and 84840 transitions. [2022-11-25 22:42:53,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:42:53,100 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 185 [2022-11-25 22:42:53,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:53,446 INFO L225 Difference]: With dead ends: 60183 [2022-11-25 22:42:53,446 INFO L226 Difference]: Without dead ends: 38265 [2022-11-25 22:42:53,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:42:53,524 INFO L413 NwaCegarLoop]: 3013 mSDtfsCounter, 2222 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2222 SdHoareTripleChecker+Valid, 4999 SdHoareTripleChecker+Invalid, 847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:53,524 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2222 Valid, 4999 Invalid, 847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 833 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2022-11-25 22:42:53,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38265 states. [2022-11-25 22:42:55,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38265 to 38216. [2022-11-25 22:42:55,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38216 states, 21918 states have (on average 1.271055753262159) internal successors, (27859), 23171 states have internal predecessors, (27859), 12946 states have call successors, (12946), 3378 states have call predecessors, (12946), 3349 states have return successors, (12950), 12398 states have call predecessors, (12950), 12942 states have call successors, (12950) [2022-11-25 22:42:55,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38216 states to 38216 states and 53755 transitions. [2022-11-25 22:42:55,837 INFO L78 Accepts]: Start accepts. Automaton has 38216 states and 53755 transitions. Word has length 185 [2022-11-25 22:42:55,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:55,838 INFO L495 AbstractCegarLoop]: Abstraction has 38216 states and 53755 transitions. [2022-11-25 22:42:55,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-11-25 22:42:55,838 INFO L276 IsEmpty]: Start isEmpty. Operand 38216 states and 53755 transitions. [2022-11-25 22:42:55,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-25 22:42:55,843 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:55,844 INFO L195 NwaCegarLoop]: trace histogram [18, 14, 14, 14, 14, 14, 14, 5, 5, 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] [2022-11-25 22:42:55,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 22:42:55,844 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:42:55,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:55,845 INFO L85 PathProgramCache]: Analyzing trace with hash -740609454, now seen corresponding path program 1 times [2022-11-25 22:42:55,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:55,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106451161] [2022-11-25 22:42:55,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:55,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 887 trivial. 0 not checked. [2022-11-25 22:43:00,727 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:00,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106451161] [2022-11-25 22:43:00,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106451161] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:00,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:00,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:43:00,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481992449] [2022-11-25 22:43:00,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:00,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:43:00,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:00,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:43:00,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:00,730 INFO L87 Difference]: Start difference. First operand 38216 states and 53755 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 22:43:02,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:43:11,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:11,501 INFO L93 Difference]: Finished difference Result 38222 states and 53760 transitions. [2022-11-25 22:43:11,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:43:11,502 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 209 [2022-11-25 22:43:11,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:11,677 INFO L225 Difference]: With dead ends: 38222 [2022-11-25 22:43:11,677 INFO L226 Difference]: Without dead ends: 38220 [2022-11-25 22:43:11,692 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:43:11,693 INFO L413 NwaCegarLoop]: 2008 mSDtfsCounter, 2305 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 1046 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2308 SdHoareTripleChecker+Valid, 6019 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1046 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:11,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2308 Valid, 6019 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1046 Invalid, 1 Unknown, 0 Unchecked, 9.0s Time] [2022-11-25 22:43:11,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38220 states. [2022-11-25 22:43:13,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38220 to 38220. [2022-11-25 22:43:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38220 states, 21921 states have (on average 1.271018657907942) internal successors, (27862), 23174 states have internal predecessors, (27862), 12946 states have call successors, (12946), 3379 states have call predecessors, (12946), 3350 states have return successors, (12950), 12398 states have call predecessors, (12950), 12942 states have call successors, (12950) [2022-11-25 22:43:13,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38220 states to 38220 states and 53758 transitions. [2022-11-25 22:43:13,928 INFO L78 Accepts]: Start accepts. Automaton has 38220 states and 53758 transitions. Word has length 209 [2022-11-25 22:43:13,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:13,929 INFO L495 AbstractCegarLoop]: Abstraction has 38220 states and 53758 transitions. [2022-11-25 22:43:13,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 22:43:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 38220 states and 53758 transitions. [2022-11-25 22:43:13,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-11-25 22:43:13,935 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:13,935 INFO L195 NwaCegarLoop]: trace histogram [18, 14, 14, 14, 14, 14, 14, 5, 5, 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] [2022-11-25 22:43:13,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 22:43:13,936 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:43:13,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:13,936 INFO L85 PathProgramCache]: Analyzing trace with hash 885594439, now seen corresponding path program 1 times [2022-11-25 22:43:13,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:13,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269831733] [2022-11-25 22:43:13,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:13,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 887 trivial. 0 not checked. [2022-11-25 22:43:18,309 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:18,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269831733] [2022-11-25 22:43:18,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269831733] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:18,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:18,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:43:18,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553981499] [2022-11-25 22:43:18,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:18,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:43:18,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:18,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:43:18,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:18,312 INFO L87 Difference]: Start difference. First operand 38220 states and 53758 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 22:43:20,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:43:26,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:43:31,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:31,203 INFO L93 Difference]: Finished difference Result 54756 states and 76647 transitions. [2022-11-25 22:43:31,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:43:31,203 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 214 [2022-11-25 22:43:31,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:31,572 INFO L225 Difference]: With dead ends: 54756 [2022-11-25 22:43:31,572 INFO L226 Difference]: Without dead ends: 54754 [2022-11-25 22:43:31,593 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:43:31,595 INFO L413 NwaCegarLoop]: 2452 mSDtfsCounter, 1825 mSDsluCounter, 6863 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1827 SdHoareTripleChecker+Valid, 9315 SdHoareTripleChecker+Invalid, 1391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:31,595 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1827 Valid, 9315 Invalid, 1391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1387 Invalid, 2 Unknown, 0 Unchecked, 10.7s Time] [2022-11-25 22:43:31,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54754 states. [2022-11-25 22:43:34,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54754 to 54604. [2022-11-25 22:43:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54604 states, 31286 states have (on average 1.266189349868951) internal successors, (39614), 33100 states have internal predecessors, (39614), 18430 states have call successors, (18430), 4923 states have call predecessors, (18430), 4885 states have return successors, (18430), 17632 states have call predecessors, (18430), 18422 states have call successors, (18430) [2022-11-25 22:43:34,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54604 states to 54604 states and 76474 transitions. [2022-11-25 22:43:34,834 INFO L78 Accepts]: Start accepts. Automaton has 54604 states and 76474 transitions. Word has length 214 [2022-11-25 22:43:34,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:34,834 INFO L495 AbstractCegarLoop]: Abstraction has 54604 states and 76474 transitions. [2022-11-25 22:43:34,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 22:43:34,835 INFO L276 IsEmpty]: Start isEmpty. Operand 54604 states and 76474 transitions. [2022-11-25 22:43:34,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-25 22:43:34,844 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:34,845 INFO L195 NwaCegarLoop]: trace histogram [18, 14, 14, 14, 14, 14, 14, 5, 5, 3, 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] [2022-11-25 22:43:34,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 22:43:34,845 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_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:43:34,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:34,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1888550426, now seen corresponding path program 1 times [2022-11-25 22:43:34,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:34,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687153670] [2022-11-25 22:43:34,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:34,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:39,206 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2022-11-25 22:43:39,207 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:39,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687153670] [2022-11-25 22:43:39,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687153670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:39,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:39,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:43:39,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113242453] [2022-11-25 22:43:39,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:39,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:43:39,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:39,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:43:39,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:39,210 INFO L87 Difference]: Start difference. First operand 54604 states and 76474 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-25 22:43:41,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:43:47,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:43:50,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:50,971 INFO L93 Difference]: Finished difference Result 54614 states and 76483 transitions. [2022-11-25 22:43:50,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:43:50,971 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 218 [2022-11-25 22:43:50,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:51,198 INFO L225 Difference]: With dead ends: 54614 [2022-11-25 22:43:51,198 INFO L226 Difference]: Without dead ends: 54610 [2022-11-25 22:43:51,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:43:51,227 INFO L413 NwaCegarLoop]: 2011 mSDtfsCounter, 2300 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 1046 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 6022 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1046 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:51,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2301 Valid, 6022 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1046 Invalid, 1 Unknown, 0 Unchecked, 9.3s Time] [2022-11-25 22:43:51,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54610 states. [2022-11-25 22:43:54,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54610 to 54610. [2022-11-25 22:43:54,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54610 states, 31291 states have (on average 1.266114857307213) internal successors, (39618), 33104 states have internal predecessors, (39618), 18430 states have call successors, (18430), 4925 states have call predecessors, (18430), 4886 states have return successors, (18430), 17632 states have call predecessors, (18430), 18422 states have call successors, (18430) [2022-11-25 22:43:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54610 states to 54610 states and 76478 transitions. [2022-11-25 22:43:54,803 INFO L78 Accepts]: Start accepts. Automaton has 54610 states and 76478 transitions. Word has length 218 [2022-11-25 22:43:54,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:54,804 INFO L495 AbstractCegarLoop]: Abstraction has 54610 states and 76478 transitions. [2022-11-25 22:43:54,804 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (29), 3 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-11-25 22:43:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 54610 states and 76478 transitions. [2022-11-25 22:43:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-25 22:43:54,810 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:54,810 INFO L195 NwaCegarLoop]: trace histogram [18, 14, 14, 14, 14, 14, 14, 5, 5, 4, 3, 3, 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] [2022-11-25 22:43:54,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 22:43:54,811 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:43:54,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:54,812 INFO L85 PathProgramCache]: Analyzing trace with hash -25323009, now seen corresponding path program 1 times [2022-11-25 22:43:54,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:54,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113037380] [2022-11-25 22:43:54,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:54,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:58,530 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2022-11-25 22:43:58,531 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:58,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113037380] [2022-11-25 22:43:58,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113037380] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:58,531 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:58,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:43:58,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715005023] [2022-11-25 22:43:58,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:58,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:43:58,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:58,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:43:58,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:58,534 INFO L87 Difference]: Start difference. First operand 54610 states and 76478 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 22:44:00,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:44:07,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:44:11,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:44:11,979 INFO L93 Difference]: Finished difference Result 62780 states and 86864 transitions. [2022-11-25 22:44:11,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:44:11,980 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 223 [2022-11-25 22:44:11,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:44:12,263 INFO L225 Difference]: With dead ends: 62780 [2022-11-25 22:44:12,264 INFO L226 Difference]: Without dead ends: 62617 [2022-11-25 22:44:12,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:44:12,297 INFO L413 NwaCegarLoop]: 2274 mSDtfsCounter, 2165 mSDsluCounter, 5023 mSDsCounter, 0 mSdLazyCounter, 1205 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2165 SdHoareTripleChecker+Valid, 7297 SdHoareTripleChecker+Invalid, 1208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1205 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2022-11-25 22:44:12,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2165 Valid, 7297 Invalid, 1208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1205 Invalid, 1 Unknown, 0 Unchecked, 10.5s Time] [2022-11-25 22:44:12,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62617 states. [2022-11-25 22:44:16,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62617 to 62617. [2022-11-25 22:44:16,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62617 states, 35569 states have (on average 1.2574151648907756) internal successors, (44725), 37629 states have internal predecessors, (44725), 20918 states have call successors, (20918), 6157 states have call predecessors, (20918), 6127 states have return successors, (20922), 20050 states have call predecessors, (20922), 20914 states have call successors, (20922) [2022-11-25 22:44:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62617 states to 62617 states and 86565 transitions. [2022-11-25 22:44:16,612 INFO L78 Accepts]: Start accepts. Automaton has 62617 states and 86565 transitions. Word has length 223 [2022-11-25 22:44:16,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:44:16,613 INFO L495 AbstractCegarLoop]: Abstraction has 62617 states and 86565 transitions. [2022-11-25 22:44:16,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-25 22:44:16,614 INFO L276 IsEmpty]: Start isEmpty. Operand 62617 states and 86565 transitions. [2022-11-25 22:44:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-25 22:44:16,619 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:44:16,620 INFO L195 NwaCegarLoop]: trace histogram [18, 14, 14, 14, 14, 14, 14, 4, 4, 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] [2022-11-25 22:44:16,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 22:44:16,620 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:44:16,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:44:16,621 INFO L85 PathProgramCache]: Analyzing trace with hash -822028858, now seen corresponding path program 1 times [2022-11-25 22:44:16,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:44:16,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269716688] [2022-11-25 22:44:16,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:44:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:44:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:44:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2022-11-25 22:44:18,442 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:44:18,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269716688] [2022-11-25 22:44:18,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269716688] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:44:18,443 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:44:18,443 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:44:18,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756032625] [2022-11-25 22:44:18,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:44:18,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:44:18,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:44:18,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:44:18,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:44:18,445 INFO L87 Difference]: Start difference. First operand 62617 states and 86565 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-25 22:44:20,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:44:30,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:44:30,275 INFO L93 Difference]: Finished difference Result 152997 states and 211590 transitions. [2022-11-25 22:44:30,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:44:30,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 225 [2022-11-25 22:44:30,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:44:30,628 INFO L225 Difference]: With dead ends: 152997 [2022-11-25 22:44:30,628 INFO L226 Difference]: Without dead ends: 90569 [2022-11-25 22:44:30,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:44:30,978 INFO L413 NwaCegarLoop]: 2845 mSDtfsCounter, 1974 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1974 SdHoareTripleChecker+Valid, 4813 SdHoareTripleChecker+Invalid, 877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:44:30,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1974 Valid, 4813 Invalid, 877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 861 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2022-11-25 22:44:31,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90569 states.