./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.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_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/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_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/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_b58ae360-2496-4bb2-8b82-72086ea5a598/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 678d1ed0889f06c506279e4c19484f47385b64dd1d4a949ec484624bf8468835 --- 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 22:19:43,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:19:43,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:19:43,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:19:43,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:19:43,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:19:43,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:19:43,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:19:43,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:19:43,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:19:43,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:19:43,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:19:43,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:19:43,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:19:43,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:19:43,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:19:43,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:19:43,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:19:43,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:19:43,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:19:43,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:19:43,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:19:43,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:19:43,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:19:43,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:19:43,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:19:43,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:19:43,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:19:43,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:19:43,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:19:43,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:19:43,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:19:43,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:19:43,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:19:43,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:19:43,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:19:43,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:19:43,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:19:43,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:19:43,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:19:43,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:19:43,355 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:19:43,392 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:19:43,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:19:43,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:19:43,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:19:43,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:19:43,394 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:19:43,395 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:19:43,395 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:19:43,395 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:19:43,395 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:19:43,396 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:19:43,396 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:19:43,397 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:19:43,397 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:19:43,397 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:19:43,397 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:19:43,397 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:19:43,397 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:19:43,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:19:43,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:19:43,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:19:43,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:19:43,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:19:43,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:19:43,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:19:43,400 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:19:43,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:19:43,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:19:43,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:19:43,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:19:43,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:19:43,401 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:19:43,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:19:43,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:19:43,402 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:19:43,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:19:43,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:19:43,402 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:19:43,403 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_b58ae360-2496-4bb2-8b82-72086ea5a598/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 678d1ed0889f06c506279e4c19484f47385b64dd1d4a949ec484624bf8468835 [2022-11-25 22:19:43,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:19:43,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:19:43,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:19:43,743 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:19:43,744 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:19:43,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2022-11-25 22:19:46,791 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:19:47,657 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:19:47,658 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2022-11-25 22:19:47,734 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/data/c518143b3/f88fe9c3487449e7bb22cba534c47993/FLAG295717b53 [2022-11-25 22:19:47,905 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/data/c518143b3/f88fe9c3487449e7bb22cba534c47993 [2022-11-25 22:19:47,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:19:47,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:19:47,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:19:47,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:19:47,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:19:47,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:19:47" (1/1) ... [2022-11-25 22:19:47,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33a4df59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:47, skipping insertion in model container [2022-11-25 22:19:47,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:19:47" (1/1) ... [2022-11-25 22:19:47,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:19:48,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:19:49,225 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-11-25 22:19:49,241 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-11-25 22:19:49,297 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:19:49,328 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 22:19:49,345 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:19:49,375 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 22:19:49,475 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:19:49,658 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-11-25 22:19:49,821 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:49,940 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:19:49,945 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:19:49,946 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:19:49,956 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:19:49,966 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:19:49,976 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:19:49,986 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 22:19:49,996 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 22:19:50,004 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 22:19:50,048 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 22:19:50,057 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:19:50,059 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 22:19:50,068 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 22:19:50,221 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:19:50,247 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 22:19:50,358 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 22:19:50,373 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 22:19:50,374 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:19:50,394 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:19:50,516 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:19:50,537 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 22:19:50,538 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:19:50,555 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:19:50,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:19:50,600 WARN L623 FunctionHandler]: Unknown extern function dql_completed [2022-11-25 22:19:50,617 WARN L623 FunctionHandler]: Unknown extern function dql_reset [2022-11-25 22:19:50,653 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 22:19:50,724 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,725 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,726 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,727 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,727 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 22:19:50,745 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,746 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,747 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,748 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:50,748 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 22:19:50,841 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 22:19:50,847 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 22:19:50,999 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 22:19:51,124 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:19:51,445 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:51,445 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:51,446 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:51,455 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:51,455 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:51,456 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:51,478 WARN L623 FunctionHandler]: Unknown extern function pci_pme_capable [2022-11-25 22:19:51,701 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:51,701 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:51,789 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:19:51,798 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 22:19:51,833 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:19:51,835 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 22:19:51,853 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:19:51,882 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:51,883 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:51,893 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-11-25 22:19:51,899 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:19:51,904 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 22:19:51,913 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:51,922 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:51,923 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:51,964 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:51,984 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:51,984 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:51,985 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:19:51,994 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:52,024 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,027 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:19:52,046 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:19:52,048 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,060 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:52,061 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,076 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,078 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,091 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,117 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,118 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:52,128 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 22:19:52,128 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:19:52,129 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 22:19:52,130 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 22:19:52,147 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:19:52,170 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:19:52,171 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:19:52,180 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:52,183 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,183 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,199 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 22:19:52,199 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 22:19:52,219 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 22:19:52,260 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:19:52,262 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:19:52,272 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,273 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,273 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,274 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,274 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,275 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,276 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,276 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,280 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,281 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,282 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,283 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:52,294 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,295 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,296 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,297 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,305 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,315 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,325 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:52,334 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,335 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-11-25 22:19:52,343 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:52,344 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:52,357 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 22:19:52,401 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,402 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,413 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:19:52,433 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:19:52,441 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,442 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 22:19:52,442 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:19:52,450 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:19:52,451 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:52,468 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:19:52,468 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:19:52,493 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 22:19:52,537 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:19:52,543 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:19:52,545 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:19:52,621 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 22:19:52,622 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 22:19:52,755 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,756 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:52,757 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:52,781 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-11-25 22:19:52,789 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-11-25 22:19:52,799 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,799 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,818 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,818 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:52,819 WARN L623 FunctionHandler]: Unknown extern function pci_read_vpd [2022-11-25 22:19:52,819 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:52,820 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,821 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,821 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,822 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:19:52,823 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:19:52,823 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,824 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:52,833 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,834 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,834 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,835 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:52,835 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:52,836 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,836 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:52,837 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,838 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,839 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,840 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,841 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,841 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,842 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,842 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,842 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,843 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,843 WARN L623 FunctionHandler]: Unknown extern function seq_putc [2022-11-25 22:19:52,845 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:52,853 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 22:19:52,862 WARN L623 FunctionHandler]: Unknown extern function debugfs_rename [2022-11-25 22:19:52,863 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:52,864 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-11-25 22:19:52,864 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-11-25 22:19:52,872 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-11-25 22:19:52,881 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-11-25 22:19:52,891 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:19:52,945 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:52,952 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 22:19:52,958 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 22:19:52,959 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,961 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 22:19:52,962 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 22:19:52,962 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 22:19:52,963 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:19:52,975 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 22:19:52,984 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:19:52,985 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,986 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,986 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,987 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 22:19:52,987 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,988 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:19:52,988 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,989 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,993 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:19:52,993 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 22:19:52,994 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,996 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:19:52,996 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 22:19:52,997 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:19:52,997 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 22:19:52,998 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:52,998 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:52,999 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:53,000 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 22:19:53,001 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:19:53,002 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:19:53,003 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:19:53,003 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:19:53,003 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:53,004 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:19:53,004 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:19:53,012 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:19:53,014 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:19:53,014 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:19:53,015 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:19:53,015 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:19:53,016 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:53,028 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:19:53,029 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:19:53,030 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:19:53,038 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:53,039 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:19:53,039 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:19:53,039 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:53,040 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:19:53,048 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-11-25 22:19:53,048 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 22:19:53,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:19:53,986 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,986 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,987 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,987 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,987 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,988 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,988 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,988 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,989 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,989 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,989 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,990 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,990 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,990 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,990 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,991 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,991 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,991 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,992 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,992 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,992 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,992 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,993 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,993 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,993 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,994 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,994 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,994 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,995 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,995 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,995 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:53,995 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:54,000 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 22:19:54,003 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:19:54,009 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 22:19:54,014 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 22:19:54,015 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 22:19:54,015 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 22:19:54,018 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:19:54,019 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:19:54,020 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:19:54,021 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:19:54,032 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:19:54,041 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:19:54,050 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 22:19:54,059 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:19:54,060 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:19:54,064 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:19:54,065 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:19:54,066 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:19:54,066 WARN L623 FunctionHandler]: Unknown extern function register_netdevice_notifier [2022-11-25 22:19:54,067 WARN L623 FunctionHandler]: Unknown extern function unregister_netdevice_notifier [2022-11-25 22:19:54,068 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:19:54,069 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:19:54,069 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:19:54,070 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:19:54,071 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:19:54,071 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:19:54,071 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:19:54,072 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:19:54,072 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:19:54,073 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:19:54,073 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:19:54,074 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:19:54,074 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:19:54,075 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:19:54,075 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:19:54,144 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:19:54,144 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:19:54,159 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:19:55,120 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596672,596685] [2022-11-25 22:19:55,124 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596841,596854] [2022-11-25 22:19:55,125 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597008,597021] [2022-11-25 22:19:55,125 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597176,597189] [2022-11-25 22:19:55,132 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,133 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,138 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,139 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,154 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,155 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,155 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,163 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:19:55,298 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:19:55,430 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-11-25 22:19:55,430 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-11-25 22:19:55,430 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:19:55,431 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-11-25 22:19:55,431 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:19:55,432 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-11-25 22:19:55,432 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:19:55,435 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-11-25 22:19:55,438 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:55,443 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:19:55,446 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 22:19:55,446 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:19:55,447 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:19:55,448 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 22:19:55,449 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 22:19:55,450 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 22:19:55,450 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 22:19:55,451 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 22:19:55,453 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 22:19:55,454 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:19:55,455 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 22:19:55,455 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 22:19:55,459 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:19:55,460 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 22:19:55,462 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 22:19:55,463 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 22:19:55,463 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:19:55,464 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:19:55,465 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:19:55,466 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 22:19:55,466 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 22:19:55,467 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:19:55,467 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:19:55,468 WARN L623 FunctionHandler]: Unknown extern function dql_completed [2022-11-25 22:19:55,469 WARN L623 FunctionHandler]: Unknown extern function dql_reset [2022-11-25 22:19:55,470 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 22:19:55,471 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,471 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,472 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,472 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,472 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 22:19:55,474 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,474 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,475 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,475 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 22:19:55,475 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 22:19:55,476 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 22:19:55,478 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-11-25 22:19:55,481 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 22:19:55,484 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 22:19:55,492 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:55,492 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:55,494 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,495 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:55,495 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:55,496 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,543 WARN L623 FunctionHandler]: Unknown extern function pci_pme_capable [2022-11-25 22:19:55,601 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,602 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:55,622 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 22:19:55,624 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 22:19:55,639 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 22:19:55,641 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 22:19:55,648 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:19:55,662 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:55,662 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:55,666 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-11-25 22:19:55,668 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-11-25 22:19:55,669 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 22:19:55,670 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,675 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:55,676 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,682 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:55,710 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,711 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:55,712 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:19:55,714 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:55,730 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,730 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:19:55,735 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 22:19:55,736 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,741 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:55,741 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,745 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,747 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,749 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,754 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,756 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:55,761 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 22:19:55,761 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:19:55,762 WARN L623 FunctionHandler]: Unknown extern function netdev_update_features [2022-11-25 22:19:55,763 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 22:19:55,766 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:19:55,772 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 22:19:55,772 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 22:19:55,773 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:55,775 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,775 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,777 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 22:19:55,778 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 22:19:55,780 WARN L623 FunctionHandler]: Unknown extern function dev_notice [2022-11-25 22:19:55,794 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 22:19:55,800 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,800 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:19:55,802 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,802 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,803 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,803 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,803 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,803 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,804 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,804 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,805 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,805 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,806 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,806 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 22:19:55,807 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,807 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,808 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,808 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,809 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,811 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,816 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:55,817 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,818 WARN L623 FunctionHandler]: Unknown extern function round_jiffies [2022-11-25 22:19:55,818 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-25 22:19:55,818 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-11-25 22:19:55,820 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 22:19:55,824 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,825 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,827 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:19:55,835 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 22:19:55,835 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,835 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 22:19:55,836 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 22:19:55,836 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 22:19:55,837 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:55,838 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:19:55,838 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:19:55,855 WARN L623 FunctionHandler]: Unknown extern function device_set_wakeup_enable [2022-11-25 22:19:55,868 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:19:55,868 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:19:55,885 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 22:19:55,904 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-11-25 22:19:55,905 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-11-25 22:19:55,958 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:55,959 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:55,959 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:19:55,962 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-11-25 22:19:55,969 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-11-25 22:19:55,985 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,986 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:55,998 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:55,998 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:55,999 WARN L623 FunctionHandler]: Unknown extern function pci_read_vpd [2022-11-25 22:19:55,999 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:56,000 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,000 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,001 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,001 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:19:56,002 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:19:56,003 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,003 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:56,009 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,010 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,010 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,011 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:56,011 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:56,012 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,013 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-11-25 22:19:56,013 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,014 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,015 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,016 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,017 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,017 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,018 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,018 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,018 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,019 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,019 WARN L623 FunctionHandler]: Unknown extern function seq_putc [2022-11-25 22:19:56,021 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:19:56,022 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 22:19:56,027 WARN L623 FunctionHandler]: Unknown extern function debugfs_rename [2022-11-25 22:19:56,028 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 22:19:56,028 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-11-25 22:19:56,029 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-11-25 22:19:56,029 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-11-25 22:19:56,030 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-11-25 22:19:56,036 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:19:56,038 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 22:19:56,039 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 22:19:56,039 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 22:19:56,040 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,041 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 22:19:56,042 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 22:19:56,042 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 22:19:56,043 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:19:56,053 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 22:19:56,055 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 22:19:56,055 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,056 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,057 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,057 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 22:19:56,058 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,058 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 22:19:56,059 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,059 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,060 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:19:56,060 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 22:19:56,061 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,062 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 22:19:56,063 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 22:19:56,064 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:19:56,064 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 22:19:56,064 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,064 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 22:19:56,065 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,065 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 22:19:56,066 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:19:56,066 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:19:56,067 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:19:56,067 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:19:56,067 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:56,068 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:19:56,068 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:19:56,069 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:19:56,070 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 22:19:56,070 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 22:19:56,070 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:19:56,071 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 22:19:56,071 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:19:56,072 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-11-25 22:19:56,072 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:19:56,073 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:19:56,073 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,074 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 22:19:56,074 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 22:19:56,074 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 22:19:56,075 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 22:19:56,075 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-11-25 22:19:56,075 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 22:19:56,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:19:56,087 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,087 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,088 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,088 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,088 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,088 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,089 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,089 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,089 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,089 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,090 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,090 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,090 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,090 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,091 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,091 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,091 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,091 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,091 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,092 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,092 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,092 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,092 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,093 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,093 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,093 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,093 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,093 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,094 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,094 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,094 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,094 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,097 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 22:19:56,099 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 22:19:56,102 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 22:19:56,106 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 22:19:56,106 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 22:19:56,107 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 22:19:56,109 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:19:56,109 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:19:56,110 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:19:56,110 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:19:56,118 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:19:56,124 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:19:56,187 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 22:19:56,195 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 22:19:56,196 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 22:19:56,201 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:19:56,202 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:19:56,202 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:19:56,203 WARN L623 FunctionHandler]: Unknown extern function register_netdevice_notifier [2022-11-25 22:19:56,203 WARN L623 FunctionHandler]: Unknown extern function unregister_netdevice_notifier [2022-11-25 22:19:56,204 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 22:19:56,204 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:19:56,205 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:19:56,205 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 22:19:56,205 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:19:56,206 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:19:56,206 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:19:56,206 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:19:56,207 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:19:56,207 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 22:19:56,207 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 22:19:56,208 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 22:19:56,208 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:19:56,208 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 22:19:56,209 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 22:19:56,211 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 22:19:56,211 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:19:56,212 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:19:56,232 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596672,596685] [2022-11-25 22:19:56,233 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[596841,596854] [2022-11-25 22:19:56,233 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597008,597021] [2022-11-25 22:19:56,234 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i[597176,597189] [2022-11-25 22:19:56,235 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,238 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,239 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,240 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,241 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,242 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,242 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,244 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 22:19:56,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:19:56,763 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:19:56,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56 WrapperNode [2022-11-25 22:19:56,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:19:56,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:19:56,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:19:56,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:19:56,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:56,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,433 INFO L138 Inliner]: procedures = 824, calls = 5711, calls flagged for inlining = 430, calls inlined = 371, statements flattened = 11389 [2022-11-25 22:19:57,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:19:57,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:19:57,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:19:57,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:19:57,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,934 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:57,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:58,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:19:58,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:19:58,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:19:58,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:19:58,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (1/1) ... [2022-11-25 22:19:58,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:19:58,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:19:58,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:19:58,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ae360-2496-4bb2-8b82-72086ea5a598/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:19:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 22:19:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 22:19:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_remove [2022-11-25 22:19:58,129 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_remove [2022-11-25 22:19:58,129 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_led [2022-11-25 22:19:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_led [2022-11-25 22:19:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_alloc_rx_skbs [2022-11-25 22:19:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_alloc_rx_skbs [2022-11-25 22:19:58,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:19:58,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:19:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure rx_set_rss [2022-11-25 22:19:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_set_rss [2022-11-25 22:19:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_power_aux [2022-11-25 22:19:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_power_aux [2022-11-25 22:19:58,131 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 22:19:58,131 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 22:19:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-11-25 22:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-11-25 22:19:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 22:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 22:19:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_add_filter [2022-11-25 22:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_add_filter [2022-11-25 22:19:58,132 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-25 22:19:58,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-25 22:19:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-25 22:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-25 22:19:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2022-11-25 22:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2022-11-25 22:19:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 22:19:58,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 22:19:58,133 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 22:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 22:19:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_init_netdev [2022-11-25 22:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_init_netdev [2022-11-25 22:19:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 22:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 22:19:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-25 22:19:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-25 22:19:58,134 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-11-25 22:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-11-25 22:19:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_regs_len [2022-11-25 22:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_regs_len [2022-11-25 22:19:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 22:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 22:19:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_update [2022-11-25 22:19:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_update [2022-11-25 22:19:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 22:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 22:19:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 22:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 22:19:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_ramset [2022-11-25 22:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_ramset [2022-11-25 22:19:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:19:58,136 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2022-11-25 22:19:58,136 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2022-11-25 22:19:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_netpoll [2022-11-25 22:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_netpoll [2022-11-25 22:19:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-25 22:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-25 22:19:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 22:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 22:19:58,137 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-25 22:19:58,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-25 22:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-25 22:19:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-25 22:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 22:19:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 22:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 22:19:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 22:19:58,138 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-25 22:19:58,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-25 22:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-25 22:19:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-25 22:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 22:19:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 22:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:19:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 22:19:58,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 22:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 22:19:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 22:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_add [2022-11-25 22:19:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_add [2022-11-25 22:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-25 22:19:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-25 22:19:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-25 22:19:58,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-25 22:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-25 22:19:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-25 22:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-25 22:19:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-25 22:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-25 22:19:58,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-25 22:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:19:58,141 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_map_skb [2022-11-25 22:19:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_map_skb [2022-11-25 22:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_resume [2022-11-25 22:19:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_resume [2022-11-25 22:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure roundup_ring_size [2022-11-25 22:19:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure roundup_ring_size [2022-11-25 22:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 22:19:58,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 22:19:58,142 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 22:19:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 22:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 22:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read32 [2022-11-25 22:19:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read32 [2022-11-25 22:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-25 22:19:58,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-25 22:19:58,143 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-25 22:19:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-25 22:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_clean [2022-11-25 22:19:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_clean [2022-11-25 22:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-25 22:19:58,144 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-25 22:19:58,144 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 22:19:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 22:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_down [2022-11-25 22:19:58,145 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_down [2022-11-25 22:19:58,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-25 22:19:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-25 22:19:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_reinit [2022-11-25 22:19:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_reinit [2022-11-25 22:19:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 22:19:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 22:19:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_read16 [2022-11-25 22:19:58,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_read16 [2022-11-25 22:19:58,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:19:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:19:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write16 [2022-11-25 22:19:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write16 [2022-11-25 22:19:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-25 22:19:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-25 22:19:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_free_buffers [2022-11-25 22:19:58,147 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_free_buffers [2022-11-25 22:19:58,147 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 22:19:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 22:19:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 22:19:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 22:19:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 22:19:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-25 22:19:58,148 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-25 22:19:58,148 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-11-25 22:19:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-11-25 22:19:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 22:19:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 22:19:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read32 [2022-11-25 22:19:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read32 [2022-11-25 22:19:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-25 22:19:58,149 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_multicast [2022-11-25 22:19:58,149 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_multicast [2022-11-25 22:19:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-25 22:19:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-25 22:19:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_prefetch_init [2022-11-25 22:19:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_prefetch_init [2022-11-25 22:19:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_reset [2022-11-25 22:19:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_reset [2022-11-25 22:19:58,150 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 22:19:58,150 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 22:19:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-25 22:19:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-25 22:19:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-25 22:19:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-25 22:19:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2022-11-25 22:19:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_sky2_port [2022-11-25 22:19:58,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:19:58,151 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:19:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-25 22:19:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-25 22:19:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-25 22:19:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-25 22:19:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vpd_wait [2022-11-25 22:19:58,152 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vpd_wait [2022-11-25 22:19:58,152 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-25 22:19:58,153 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-25 22:19:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_shutdown [2022-11-25 22:19:58,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_shutdown [2022-11-25 22:19:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read16 [2022-11-25 22:19:58,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read16 [2022-11-25 22:19:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_le [2022-11-25 22:19:58,153 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_le [2022-11-25 22:19:58,153 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_stop [2022-11-25 22:19:58,154 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_stop [2022-11-25 22:19:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:19:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 22:19:58,154 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 22:19:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:19:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_down [2022-11-25 22:19:58,154 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_down [2022-11-25 22:19:58,154 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-25 22:19:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-25 22:19:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure __gm_phy_read [2022-11-25 22:19:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __gm_phy_read [2022-11-25 22:19:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 22:19:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 22:19:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure pci_find_capability [2022-11-25 22:19:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_find_capability [2022-11-25 22:19:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 22:19:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 22:19:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure gma_write16 [2022-11-25 22:19:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_write16 [2022-11-25 22:19:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-25 22:19:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-25 22:19:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_next_rx [2022-11-25 22:19:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_next_rx [2022-11-25 22:19:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-25 22:19:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-25 22:19:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-25 22:19:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-25 22:19:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_get_eeprom_len [2022-11-25 22:19:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_get_eeprom_len [2022-11-25 22:19:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 22:19:58,158 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 22:19:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-11-25 22:19:58,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-11-25 22:19:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:19:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_us2clk [2022-11-25 22:19:58,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_us2clk [2022-11-25 22:19:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:19:58,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:19:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-25 22:19:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-25 22:19:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-25 22:19:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-25 22:19:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-25 22:19:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-25 22:19:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 22:19:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 22:19:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-25 22:19:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-25 22:19:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-25 22:19:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-25 22:19:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_qset [2022-11-25 22:19:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_qset [2022-11-25 22:19:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_mhz [2022-11-25 22:19:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_mhz [2022-11-25 22:19:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 22:19:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 22:19:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:19:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:19:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-25 22:19:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-25 22:19:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats32 [2022-11-25 22:19:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats32 [2022-11-25 22:19:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:19:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:19:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-25 22:19:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-25 22:19:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_supported_modes [2022-11-25 22:19:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_supported_modes [2022-11-25 22:19:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_read [2022-11-25 22:19:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_read [2022-11-25 22:19:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_alloc [2022-11-25 22:19:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_alloc [2022-11-25 22:19:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2022-11-25 22:19:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2022-11-25 22:19:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-25 22:19:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-25 22:19:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 22:19:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 22:19:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_show_addr [2022-11-25 22:19:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_show_addr [2022-11-25 22:19:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-25 22:19:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-25 22:19:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_close [2022-11-25 22:19:58,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_close [2022-11-25 22:19:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 22:19:58,165 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 22:19:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 22:19:58,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 22:19:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_start [2022-11-25 22:19:58,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_start [2022-11-25 22:19:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:19:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-25 22:19:58,166 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-25 22:19:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats64 [2022-11-25 22:19:58,166 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats64 [2022-11-25 22:19:58,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-25 22:19:58,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-25 22:19:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-25 22:19:58,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-25 22:19:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 22:19:58,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 22:19:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_is_pcie [2022-11-25 22:19:58,167 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_is_pcie [2022-11-25 22:19:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 22:19:58,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-25 22:19:58,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-25 22:19:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 22:19:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 22:19:58,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 22:19:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-11-25 22:19:58,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-11-25 22:19:58,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 22:19:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 22:19:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-25 22:19:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-25 22:19:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 22:19:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 22:19:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_hw_up [2022-11-25 22:19:58,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_hw_up [2022-11-25 22:19:58,169 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-11-25 22:19:58,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-11-25 22:19:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_unmap [2022-11-25 22:19:58,170 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_unmap [2022-11-25 22:19:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_put_idx [2022-11-25 22:19:58,170 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_put_idx [2022-11-25 22:19:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:19:58,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:19:58,170 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-25 22:19:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-25 22:19:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:19:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:19:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_power_up [2022-11-25 22:19:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_power_up [2022-11-25 22:19:58,171 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_phy_init [2022-11-25 22:19:58,171 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_phy_init [2022-11-25 22:19:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-25 22:19:58,172 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-25 22:19:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_complete [2022-11-25 22:19:58,172 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_complete [2022-11-25 22:19:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-25 22:19:58,172 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-25 22:19:58,172 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-25 22:19:58,172 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-25 22:19:58,173 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read16 [2022-11-25 22:19:58,173 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read16 [2022-11-25 22:19:58,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 22:19:58,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:19:58,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:19:58,173 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_all_up [2022-11-25 22:19:58,173 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_all_up [2022-11-25 22:19:58,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:19:58,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:19:58,174 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_tx_timeout [2022-11-25 22:19:58,174 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_tx_timeout [2022-11-25 22:19:58,174 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-25 22:19:58,174 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-25 22:19:58,174 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_wol_supported [2022-11-25 22:19:58,174 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_wol_supported [2022-11-25 22:19:58,175 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_pci_write32 [2022-11-25 22:19:58,248 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_pci_write32 [2022-11-25 22:19:58,248 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-25 22:19:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-25 22:19:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_submit [2022-11-25 22:19:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_submit [2022-11-25 22:19:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-25 22:19:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-25 22:19:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-25 22:19:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-25 22:19:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_vlan_mode [2022-11-25 22:19:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_vlan_mode [2022-11-25 22:19:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_read8 [2022-11-25 22:19:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_read8 [2022-11-25 22:19:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-25 22:19:58,249 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-25 22:19:58,249 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read32 [2022-11-25 22:19:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read32 [2022-11-25 22:19:58,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_sky2_port [2022-11-25 22:19:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_sky2_port [2022-11-25 22:19:58,250 INFO L130 BoogieDeclarations]: Found specification of procedure gma_set_addr [2022-11-25 22:19:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_set_addr [2022-11-25 22:19:58,250 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-25 22:19:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-25 22:19:58,250 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-25 22:19:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-25 22:19:58,250 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-25 22:19:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-25 22:19:58,250 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-25 22:19:58,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-25 22:19:58,250 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 22:19:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 22:19:58,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:19:58,251 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_nway_reset [2022-11-25 22:19:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_nway_reset [2022-11-25 22:19:58,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 22:19:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-25 22:19:58,251 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-25 22:19:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-25 22:19:58,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-25 22:19:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-25 22:19:58,251 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-25 22:19:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-25 22:19:58,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-25 22:19:58,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-25 22:19:58,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 22:19:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 22:19:58,252 INFO L130 BoogieDeclarations]: Found specification of procedure tx_avail [2022-11-25 22:19:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_avail [2022-11-25 22:19:58,252 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_rx_unmap_skb [2022-11-25 22:19:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_rx_unmap_skb [2022-11-25 22:19:58,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-25 22:19:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-25 22:19:58,252 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_clk2us [2022-11-25 22:19:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_clk2us [2022-11-25 22:19:58,252 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_set_tx_stfwd [2022-11-25 22:19:58,252 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_set_tx_stfwd [2022-11-25 22:19:58,252 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_enable_rx_tx [2022-11-25 22:19:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_enable_rx_tx [2022-11-25 22:19:58,253 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 22:19:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 22:19:58,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-25 22:19:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-25 22:19:58,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2022-11-25 22:19:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sky2_cleanup_module_22_2 [2022-11-25 22:19:58,253 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-25 22:19:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-25 22:19:58,253 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_setup_irq [2022-11-25 22:19:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_setup_irq [2022-11-25 22:19:58,253 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 22:19:58,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 22:19:58,253 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2022-11-25 22:19:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2022-11-25 22:19:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-25 22:19:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-25 22:19:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_is_copper [2022-11-25 22:19:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_is_copper [2022-11-25 22:19:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 22:19:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 22:19:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_suspend [2022-11-25 22:19:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_suspend [2022-11-25 22:19:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-25 22:19:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-25 22:19:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-25 22:19:58,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-25 22:19:58,254 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write16 [2022-11-25 22:19:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write16 [2022-11-25 22:19:58,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 22:19:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 22:19:58,255 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-25 22:19:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-25 22:19:58,255 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write8 [2022-11-25 22:19:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write8 [2022-11-25 22:19:58,255 INFO L130 BoogieDeclarations]: Found specification of procedure gm_phy_write [2022-11-25 22:19:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure gm_phy_write [2022-11-25 22:19:58,255 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-25 22:19:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-25 22:19:58,255 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 22:19:58,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 22:19:58,255 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_write32 [2022-11-25 22:19:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_write32 [2022-11-25 22:19:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:19:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure gma_read64 [2022-11-25 22:19:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure gma_read64 [2022-11-25 22:19:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 22:19:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 22:19:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-25 22:19:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-25 22:19:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure sky2_open [2022-11-25 22:19:58,256 INFO L138 BoogieDeclarations]: Found implementation of procedure sky2_open [2022-11-25 22:19:58,256 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-25 22:19:59,656 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:19:59,661 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:19:59,784 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:20:13,487 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 22:20:13,897 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:20:17,137 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:20:17,137 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-25 22:20:17,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:20:17 BoogieIcfgContainer [2022-11-25 22:20:17,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:20:17,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:20:17,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:20:17,154 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:20:17,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:19:47" (1/3) ... [2022-11-25 22:20:17,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb1ad83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:20:17, skipping insertion in model container [2022-11-25 22:20:17,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:19:56" (2/3) ... [2022-11-25 22:20:17,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb1ad83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:20:17, skipping insertion in model container [2022-11-25 22:20:17,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:20:17" (3/3) ... [2022-11-25 22:20:17,159 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-marvell-sky2.cil.i [2022-11-25 22:20:17,181 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:20:17,181 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-25 22:20:17,302 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:20:17,309 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;@3af84066, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:20:17,309 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-25 22:20:17,324 INFO L276 IsEmpty]: Start isEmpty. Operand has 3406 states, 1945 states have (on average 1.3120822622107968) internal successors, (2552), 2027 states have internal predecessors, (2552), 1244 states have call successors, (1244), 216 states have call predecessors, (1244), 215 states have return successors, (1234), 1209 states have call predecessors, (1234), 1234 states have call successors, (1234) [2022-11-25 22:20:17,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-11-25 22:20:17,360 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:20:17,361 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:20:17,361 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:20:17,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:20:17,367 INFO L85 PathProgramCache]: Analyzing trace with hash 606537810, now seen corresponding path program 1 times [2022-11-25 22:20:17,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:20:17,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408210735] [2022-11-25 22:20:17,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:20:17,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:20:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:20:18,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2022-11-25 22:20:18,999 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:20:19,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408210735] [2022-11-25 22:20:19,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408210735] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:20:19,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:20:19,005 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:20:19,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552395606] [2022-11-25 22:20:19,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:20:19,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:20:19,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:20:19,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:20:19,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:20:19,064 INFO L87 Difference]: Start difference. First operand has 3406 states, 1945 states have (on average 1.3120822622107968) internal successors, (2552), 2027 states have internal predecessors, (2552), 1244 states have call successors, (1244), 216 states have call predecessors, (1244), 215 states have return successors, (1234), 1209 states have call predecessors, (1234), 1234 states have call successors, (1234) 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, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-25 22:20:25,061 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 22:20:25,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:20:25,425 INFO L93 Difference]: Finished difference Result 9964 states and 14921 transitions. [2022-11-25 22:20:25,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:20:25,428 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, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 343 [2022-11-25 22:20:25,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:20:25,513 INFO L225 Difference]: With dead ends: 9964 [2022-11-25 22:20:25,513 INFO L226 Difference]: Without dead ends: 6609 [2022-11-25 22:20:25,545 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 22:20:25,550 INFO L413 NwaCegarLoop]: 5578 mSDtfsCounter, 4805 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 1206 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4807 SdHoareTripleChecker+Valid, 9937 SdHoareTripleChecker+Invalid, 1216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1206 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:20:25,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4807 Valid, 9937 Invalid, 1216 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 1206 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2022-11-25 22:20:25,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6609 states. [2022-11-25 22:20:26,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6609 to 6604. [2022-11-25 22:20:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6604 states, 3787 states have (on average 1.3102719831000793) internal successors, (4962), 3951 states have internal predecessors, (4962), 2388 states have call successors, (2388), 427 states have call predecessors, (2388), 426 states have return successors, (2386), 2333 states have call predecessors, (2386), 2384 states have call successors, (2386) [2022-11-25 22:20:26,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6604 states to 6604 states and 9736 transitions. [2022-11-25 22:20:26,161 INFO L78 Accepts]: Start accepts. Automaton has 6604 states and 9736 transitions. Word has length 343 [2022-11-25 22:20:26,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:20:26,166 INFO L495 AbstractCegarLoop]: Abstraction has 6604 states and 9736 transitions. [2022-11-25 22:20:26,167 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, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-25 22:20:26,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6604 states and 9736 transitions. [2022-11-25 22:20:26,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-11-25 22:20:26,192 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:20:26,194 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:20:26,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:20:26,194 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:20:26,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:20:26,195 INFO L85 PathProgramCache]: Analyzing trace with hash -885330976, now seen corresponding path program 1 times [2022-11-25 22:20:26,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:20:26,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150729815] [2022-11-25 22:20:26,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:20:26,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:20:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:20:27,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2022-11-25 22:20:27,128 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:20:27,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150729815] [2022-11-25 22:20:27,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150729815] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:20:27,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:20:27,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:20:27,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719078664] [2022-11-25 22:20:27,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:20:27,136 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:20:27,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:20:27,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:20:27,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:20:27,139 INFO L87 Difference]: Start difference. First operand 6604 states and 9736 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 22:20:33,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:20:33,105 INFO L93 Difference]: Finished difference Result 15906 states and 23411 transitions. [2022-11-25 22:20:33,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:20:33,105 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 370 [2022-11-25 22:20:33,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:20:33,189 INFO L225 Difference]: With dead ends: 15906 [2022-11-25 22:20:33,189 INFO L226 Difference]: Without dead ends: 9367 [2022-11-25 22:20:33,232 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 22:20:33,233 INFO L413 NwaCegarLoop]: 5479 mSDtfsCounter, 4427 mSDsluCounter, 4349 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4427 SdHoareTripleChecker+Valid, 9828 SdHoareTripleChecker+Invalid, 1253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:20:33,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4427 Valid, 9828 Invalid, 1253 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 1236 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-11-25 22:20:33,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9367 states. [2022-11-25 22:20:33,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9367 to 9339. [2022-11-25 22:20:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9339 states, 5356 states have (on average 1.3052651232262882) internal successors, (6991), 5584 states have internal predecessors, (6991), 3358 states have call successors, (3358), 624 states have call predecessors, (3358), 622 states have return successors, (3354), 3276 states have call predecessors, (3354), 3354 states have call successors, (3354) [2022-11-25 22:20:33,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9339 states to 9339 states and 13703 transitions. [2022-11-25 22:20:33,933 INFO L78 Accepts]: Start accepts. Automaton has 9339 states and 13703 transitions. Word has length 370 [2022-11-25 22:20:33,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:20:33,935 INFO L495 AbstractCegarLoop]: Abstraction has 9339 states and 13703 transitions. [2022-11-25 22:20:33,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 22:20:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 9339 states and 13703 transitions. [2022-11-25 22:20:33,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2022-11-25 22:20:33,949 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:20:33,949 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:20:33,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:20:33,950 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:20:33,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:20:33,951 INFO L85 PathProgramCache]: Analyzing trace with hash 730082415, now seen corresponding path program 1 times [2022-11-25 22:20:33,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:20:33,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717753229] [2022-11-25 22:20:33,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:20:33,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:20:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:20:34,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2022-11-25 22:20:34,744 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:20:34,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717753229] [2022-11-25 22:20:34,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717753229] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:20:34,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:20:34,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:20:34,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753037716] [2022-11-25 22:20:34,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:20:34,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:20:34,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:20:34,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:20:34,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:20:34,748 INFO L87 Difference]: Start difference. First operand 9339 states and 13703 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 22:20:40,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:20:43,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:20:43,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:20:43,254 INFO L93 Difference]: Finished difference Result 27335 states and 40107 transitions. [2022-11-25 22:20:43,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:20:43,255 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 371 [2022-11-25 22:20:43,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:20:43,409 INFO L225 Difference]: With dead ends: 27335 [2022-11-25 22:20:43,409 INFO L226 Difference]: Without dead ends: 18061 [2022-11-25 22:20:43,480 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 22:20:43,481 INFO L413 NwaCegarLoop]: 6340 mSDtfsCounter, 4643 mSDsluCounter, 4337 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4643 SdHoareTripleChecker+Valid, 10677 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-25 22:20:43,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4643 Valid, 10677 Invalid, 1406 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2022-11-25 22:20:43,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18061 states. [2022-11-25 22:20:44,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18061 to 18027. [2022-11-25 22:20:44,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18027 states, 10332 states have (on average 1.2994579945799458) internal successors, (13426), 10773 states have internal predecessors, (13426), 6475 states have call successors, (6475), 1220 states have call predecessors, (6475), 1217 states have return successors, (6471), 6318 states have call predecessors, (6471), 6471 states have call successors, (6471) [2022-11-25 22:20:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18027 states to 18027 states and 26372 transitions. [2022-11-25 22:20:45,122 INFO L78 Accepts]: Start accepts. Automaton has 18027 states and 26372 transitions. Word has length 371 [2022-11-25 22:20:45,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:20:45,123 INFO L495 AbstractCegarLoop]: Abstraction has 18027 states and 26372 transitions. [2022-11-25 22:20:45,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 22:20:45,124 INFO L276 IsEmpty]: Start isEmpty. Operand 18027 states and 26372 transitions. [2022-11-25 22:20:45,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2022-11-25 22:20:45,140 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:20:45,141 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:20:45,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:20:45,141 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:20:45,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:20:45,144 INFO L85 PathProgramCache]: Analyzing trace with hash -721808842, now seen corresponding path program 1 times [2022-11-25 22:20:45,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:20:45,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620399646] [2022-11-25 22:20:45,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:20:45,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:20:45,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:20:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4032 trivial. 0 not checked. [2022-11-25 22:20:45,866 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:20:45,867 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620399646] [2022-11-25 22:20:45,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620399646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:20:45,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:20:45,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:20:45,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999917573] [2022-11-25 22:20:45,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:20:45,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:20:45,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:20:45,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:20:45,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:20:45,870 INFO L87 Difference]: Start difference. First operand 18027 states and 26372 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 22:20:51,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:20:51,384 INFO L93 Difference]: Finished difference Result 43876 states and 63729 transitions. [2022-11-25 22:20:51,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:20:51,385 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 373 [2022-11-25 22:20:51,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:20:51,541 INFO L225 Difference]: With dead ends: 43876 [2022-11-25 22:20:51,542 INFO L226 Difference]: Without dead ends: 25914 [2022-11-25 22:20:51,616 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 22:20:51,617 INFO L413 NwaCegarLoop]: 5391 mSDtfsCounter, 3731 mSDsluCounter, 4332 mSDsCounter, 0 mSdLazyCounter, 1252 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3731 SdHoareTripleChecker+Valid, 9723 SdHoareTripleChecker+Invalid, 1259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:20:51,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3731 Valid, 9723 Invalid, 1259 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1252 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-11-25 22:20:51,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25914 states. [2022-11-25 22:20:53,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25914 to 25881. [2022-11-25 22:20:53,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25881 states, 14561 states have (on average 1.2762859693702355) internal successors, (18584), 15199 states have internal predecessors, (18584), 9395 states have call successors, (9395), 1930 states have call predecessors, (9395), 1922 states have return successors, (9401), 9158 states have call predecessors, (9401), 9391 states have call successors, (9401) [2022-11-25 22:20:53,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25881 states to 25881 states and 37380 transitions. [2022-11-25 22:20:53,603 INFO L78 Accepts]: Start accepts. Automaton has 25881 states and 37380 transitions. Word has length 373 [2022-11-25 22:20:53,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:20:53,605 INFO L495 AbstractCegarLoop]: Abstraction has 25881 states and 37380 transitions. [2022-11-25 22:20:53,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 22:20:53,606 INFO L276 IsEmpty]: Start isEmpty. Operand 25881 states and 37380 transitions. [2022-11-25 22:20:53,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2022-11-25 22:20:53,622 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:20:53,622 INFO L195 NwaCegarLoop]: trace histogram [33, 32, 32, 32, 32, 32, 32, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:20:53,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:20:53,623 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:20:53,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:20:53,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1002378500, now seen corresponding path program 1 times [2022-11-25 22:20:53,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:20:53,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387050578] [2022-11-25 22:20:53,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:20:53,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:20:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:20:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 4035 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4035 trivial. 0 not checked. [2022-11-25 22:20:54,331 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:20:54,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387050578] [2022-11-25 22:20:54,331 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387050578] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:20:54,331 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:20:54,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:20:54,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664690864] [2022-11-25 22:20:54,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:20:54,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:20:54,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:20:54,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:20:54,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:20:54,336 INFO L87 Difference]: Start difference. First operand 25881 states and 37380 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-11-25 22:20:58,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:21:00,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:00,779 INFO L93 Difference]: Finished difference Result 67341 states and 97391 transitions. [2022-11-25 22:21:00,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:21:00,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 395 [2022-11-25 22:21:00,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:00,983 INFO L225 Difference]: With dead ends: 67341 [2022-11-25 22:21:00,983 INFO L226 Difference]: Without dead ends: 41525 [2022-11-25 22:21:01,075 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 22:21:01,078 INFO L413 NwaCegarLoop]: 5842 mSDtfsCounter, 4790 mSDsluCounter, 4368 mSDsCounter, 0 mSdLazyCounter, 1297 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4790 SdHoareTripleChecker+Valid, 10210 SdHoareTripleChecker+Invalid, 1310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:01,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4790 Valid, 10210 Invalid, 1310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1297 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-11-25 22:21:01,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41525 states. [2022-11-25 22:21:03,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41525 to 41481. [2022-11-25 22:21:03,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41481 states, 23571 states have (on average 1.2813626914428746) internal successors, (30203), 24604 states have internal predecessors, (30203), 14872 states have call successors, (14872), 3050 states have call predecessors, (14872), 3035 states have return successors, (14888), 14472 states have call predecessors, (14888), 14868 states have call successors, (14888) [2022-11-25 22:21:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41481 states to 41481 states and 59963 transitions. [2022-11-25 22:21:04,342 INFO L78 Accepts]: Start accepts. Automaton has 41481 states and 59963 transitions. Word has length 395 [2022-11-25 22:21:04,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:04,343 INFO L495 AbstractCegarLoop]: Abstraction has 41481 states and 59963 transitions. [2022-11-25 22:21:04,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-11-25 22:21:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 41481 states and 59963 transitions. [2022-11-25 22:21:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2022-11-25 22:21:04,354 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:04,354 INFO L195 NwaCegarLoop]: trace histogram [37, 33, 33, 33, 33, 33, 33, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:04,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 22:21:04,355 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:21:04,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:04,356 INFO L85 PathProgramCache]: Analyzing trace with hash -918121465, now seen corresponding path program 1 times [2022-11-25 22:21:04,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:04,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774061799] [2022-11-25 22:21:04,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:04,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:04,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4529 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4529 trivial. 0 not checked. [2022-11-25 22:21:06,160 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:06,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774061799] [2022-11-25 22:21:06,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774061799] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:06,160 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:06,160 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:21:06,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116435490] [2022-11-25 22:21:06,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:06,161 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:21:06,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:06,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:21:06,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:21:06,163 INFO L87 Difference]: Start difference. First operand 41481 states and 59963 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-25 22:21:11,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:11,380 INFO L93 Difference]: Finished difference Result 41788 states and 60240 transitions. [2022-11-25 22:21:11,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:21:11,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 399 [2022-11-25 22:21:11,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:11,596 INFO L225 Difference]: With dead ends: 41788 [2022-11-25 22:21:11,597 INFO L226 Difference]: Without dead ends: 41786 [2022-11-25 22:21:11,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:21:11,620 INFO L413 NwaCegarLoop]: 4411 mSDtfsCounter, 4867 mSDsluCounter, 8843 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4881 SdHoareTripleChecker+Valid, 13254 SdHoareTripleChecker+Invalid, 1816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:11,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4881 Valid, 13254 Invalid, 1816 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-11-25 22:21:11,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41786 states. [2022-11-25 22:21:14,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41786 to 41784. [2022-11-25 22:21:14,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41784 states, 23750 states have (on average 1.2805473684210527) internal successors, (30413), 24799 states have internal predecessors, (30413), 14904 states have call successors, (14904), 3142 states have call predecessors, (14904), 3127 states have return successors, (14920), 14504 states have call predecessors, (14920), 14900 states have call successors, (14920) [2022-11-25 22:21:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41784 states to 41784 states and 60237 transitions. [2022-11-25 22:21:14,692 INFO L78 Accepts]: Start accepts. Automaton has 41784 states and 60237 transitions. Word has length 399 [2022-11-25 22:21:14,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:14,693 INFO L495 AbstractCegarLoop]: Abstraction has 41784 states and 60237 transitions. [2022-11-25 22:21:14,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-25 22:21:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 41784 states and 60237 transitions. [2022-11-25 22:21:14,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2022-11-25 22:21:14,700 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:14,700 INFO L195 NwaCegarLoop]: trace histogram [37, 33, 33, 33, 33, 33, 33, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:21:14,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 22:21:14,701 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:21:14,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:14,701 INFO L85 PathProgramCache]: Analyzing trace with hash -741712852, now seen corresponding path program 1 times [2022-11-25 22:21:14,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:14,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084791463] [2022-11-25 22:21:14,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:14,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:16,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4536 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4534 trivial. 0 not checked. [2022-11-25 22:21:16,449 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:16,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084791463] [2022-11-25 22:21:16,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084791463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:16,449 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:16,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:21:16,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447056220] [2022-11-25 22:21:16,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:16,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:21:16,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:16,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:21:16,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:21:16,453 INFO L87 Difference]: Start difference. First operand 41784 states and 60237 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-25 22:21:22,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:22,124 INFO L93 Difference]: Finished difference Result 41790 states and 60242 transitions. [2022-11-25 22:21:22,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:21:22,124 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 407 [2022-11-25 22:21:22,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:22,392 INFO L225 Difference]: With dead ends: 41790 [2022-11-25 22:21:22,393 INFO L226 Difference]: Without dead ends: 41788 [2022-11-25 22:21:22,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:21:22,413 INFO L413 NwaCegarLoop]: 4393 mSDtfsCounter, 4879 mSDsluCounter, 8764 mSDsCounter, 0 mSdLazyCounter, 1804 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4892 SdHoareTripleChecker+Valid, 13157 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:22,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4892 Valid, 13157 Invalid, 1805 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1804 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-25 22:21:22,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41788 states. [2022-11-25 22:21:25,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41788 to 41788. [2022-11-25 22:21:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41788 states, 23753 states have (on average 1.280511935334484) internal successors, (30416), 24802 states have internal predecessors, (30416), 14904 states have call successors, (14904), 3143 states have call predecessors, (14904), 3128 states have return successors, (14920), 14504 states have call predecessors, (14920), 14900 states have call successors, (14920) [2022-11-25 22:21:25,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41788 states to 41788 states and 60240 transitions. [2022-11-25 22:21:25,646 INFO L78 Accepts]: Start accepts. Automaton has 41788 states and 60240 transitions. Word has length 407 [2022-11-25 22:21:25,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:25,647 INFO L495 AbstractCegarLoop]: Abstraction has 41788 states and 60240 transitions. [2022-11-25 22:21:25,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-25 22:21:25,652 INFO L276 IsEmpty]: Start isEmpty. Operand 41788 states and 60240 transitions. [2022-11-25 22:21:25,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2022-11-25 22:21:25,659 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:25,659 INFO L195 NwaCegarLoop]: trace histogram [37, 33, 33, 33, 33, 33, 33, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:21:25,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 22:21:25,660 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:21:25,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:25,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1463023271, now seen corresponding path program 1 times [2022-11-25 22:21:25,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:25,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875016196] [2022-11-25 22:21:25,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:25,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:27,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4542 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4538 trivial. 0 not checked. [2022-11-25 22:21:27,046 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:27,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875016196] [2022-11-25 22:21:27,047 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875016196] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:27,047 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:27,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:21:27,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632863954] [2022-11-25 22:21:27,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:27,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:21:27,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:27,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:21:27,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:21:27,049 INFO L87 Difference]: Start difference. First operand 41788 states and 60240 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-11-25 22:21:33,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:33,181 INFO L93 Difference]: Finished difference Result 41794 states and 60245 transitions. [2022-11-25 22:21:33,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:21:33,181 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 412 [2022-11-25 22:21:33,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:33,321 INFO L225 Difference]: With dead ends: 41794 [2022-11-25 22:21:33,321 INFO L226 Difference]: Without dead ends: 41792 [2022-11-25 22:21:33,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:21:33,336 INFO L413 NwaCegarLoop]: 4393 mSDtfsCounter, 4879 mSDsluCounter, 8764 mSDsCounter, 0 mSdLazyCounter, 1804 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4891 SdHoareTripleChecker+Valid, 13157 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:33,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4891 Valid, 13157 Invalid, 1805 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1804 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-11-25 22:21:33,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41792 states. [2022-11-25 22:21:35,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41792 to 41792. [2022-11-25 22:21:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41792 states, 23756 states have (on average 1.2804765111971712) internal successors, (30419), 24805 states have internal predecessors, (30419), 14904 states have call successors, (14904), 3144 states have call predecessors, (14904), 3129 states have return successors, (14920), 14504 states have call predecessors, (14920), 14900 states have call successors, (14920) [2022-11-25 22:21:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41792 states to 41792 states and 60243 transitions. [2022-11-25 22:21:35,852 INFO L78 Accepts]: Start accepts. Automaton has 41792 states and 60243 transitions. Word has length 412 [2022-11-25 22:21:35,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:35,853 INFO L495 AbstractCegarLoop]: Abstraction has 41792 states and 60243 transitions. [2022-11-25 22:21:35,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2022-11-25 22:21:35,854 INFO L276 IsEmpty]: Start isEmpty. Operand 41792 states and 60243 transitions. [2022-11-25 22:21:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2022-11-25 22:21:35,862 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:35,862 INFO L195 NwaCegarLoop]: trace histogram [37, 33, 33, 33, 33, 33, 33, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:35,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 22:21:35,863 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:21:35,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:35,864 INFO L85 PathProgramCache]: Analyzing trace with hash 357831820, now seen corresponding path program 1 times [2022-11-25 22:21:35,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:35,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309308377] [2022-11-25 22:21:35,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:35,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:37,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4547 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4541 trivial. 0 not checked. [2022-11-25 22:21:37,035 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:37,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309308377] [2022-11-25 22:21:37,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309308377] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:37,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:37,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:21:37,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672989368] [2022-11-25 22:21:37,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:37,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:21:37,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:37,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:21:37,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:21:37,039 INFO L87 Difference]: Start difference. First operand 41792 states and 60243 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-25 22:21:42,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:21:42,568 INFO L93 Difference]: Finished difference Result 41798 states and 60248 transitions. [2022-11-25 22:21:42,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:21:42,571 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 414 [2022-11-25 22:21:42,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:21:42,786 INFO L225 Difference]: With dead ends: 41798 [2022-11-25 22:21:42,786 INFO L226 Difference]: Without dead ends: 41796 [2022-11-25 22:21:42,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:21:42,798 INFO L413 NwaCegarLoop]: 4393 mSDtfsCounter, 4880 mSDsluCounter, 8764 mSDsCounter, 0 mSdLazyCounter, 1804 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4891 SdHoareTripleChecker+Valid, 13157 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:21:42,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4891 Valid, 13157 Invalid, 1805 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1804 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-11-25 22:21:42,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41796 states. [2022-11-25 22:21:45,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41796 to 41796. [2022-11-25 22:21:45,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41796 states, 23759 states have (on average 1.2804410960057242) internal successors, (30422), 24808 states have internal predecessors, (30422), 14904 states have call successors, (14904), 3145 states have call predecessors, (14904), 3130 states have return successors, (14920), 14504 states have call predecessors, (14920), 14900 states have call successors, (14920) [2022-11-25 22:21:45,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41796 states to 41796 states and 60246 transitions. [2022-11-25 22:21:45,411 INFO L78 Accepts]: Start accepts. Automaton has 41796 states and 60246 transitions. Word has length 414 [2022-11-25 22:21:45,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:21:45,411 INFO L495 AbstractCegarLoop]: Abstraction has 41796 states and 60246 transitions. [2022-11-25 22:21:45,412 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-25 22:21:45,412 INFO L276 IsEmpty]: Start isEmpty. Operand 41796 states and 60246 transitions. [2022-11-25 22:21:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-11-25 22:21:45,424 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:21:45,425 INFO L195 NwaCegarLoop]: trace histogram [37, 33, 33, 33, 33, 33, 33, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:21:45,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 22:21:45,425 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 22:21:45,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:21:45,426 INFO L85 PathProgramCache]: Analyzing trace with hash -2058699099, now seen corresponding path program 1 times [2022-11-25 22:21:45,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:21:45,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160526376] [2022-11-25 22:21:45,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:21:45,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:21:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:21:46,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4567 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4559 trivial. 0 not checked. [2022-11-25 22:21:46,913 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:21:46,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160526376] [2022-11-25 22:21:46,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160526376] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:21:46,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:21:46,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:21:46,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138159905] [2022-11-25 22:21:46,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:21:46,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:21:46,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:21:46,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:21:46,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:21:46,916 INFO L87 Difference]: Start difference. First operand 41796 states and 60246 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-11-25 22:21:51,229 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 []