./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-via-via-rhine.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6eed6410a0dd7e708ffb27250b590aa2913bf9f742c15130caf6eadad29510cc --- 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-2329fc7 [2022-12-13 15:39:16,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:39:16,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:39:16,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:39:16,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:39:16,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:39:16,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:39:16,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:39:16,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:39:16,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:39:16,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:39:16,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:39:16,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:39:16,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:39:16,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:39:16,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:39:16,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:39:16,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:39:16,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:39:16,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:39:16,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:39:16,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:39:16,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:39:16,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:39:16,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:39:16,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:39:16,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:39:16,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:39:16,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:39:16,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:39:16,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:39:16,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:39:16,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:39:16,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:39:16,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:39:16,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:39:16,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:39:16,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:39:16,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:39:16,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:39:16,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:39:16,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 15:39:16,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:39:16,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:39:16,086 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:39:16,086 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:39:16,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:39:16,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:39:16,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:39:16,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:39:16,087 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:39:16,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:39:16,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:39:16,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:39:16,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:39:16,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:39:16,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:39:16,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:39:16,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:39:16,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:39:16,089 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6eed6410a0dd7e708ffb27250b590aa2913bf9f742c15130caf6eadad29510cc [2022-12-13 15:39:16,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:39:16,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:39:16,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:39:16,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:39:16,310 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:39:16,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2022-12-13 15:39:18,928 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:39:19,391 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:39:19,392 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2022-12-13 15:39:19,436 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/data/f29343275/ec197e15fe9c48ff9737bf587db46e4f/FLAGef003d869 [2022-12-13 15:39:19,450 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/data/f29343275/ec197e15fe9c48ff9737bf587db46e4f [2022-12-13 15:39:19,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:39:19,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:39:19,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:39:19,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:39:19,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:39:19,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:39:19" (1/1) ... [2022-12-13 15:39:19,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41259256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:19, skipping insertion in model container [2022-12-13 15:39:19,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:39:19" (1/1) ... [2022-12-13 15:39:19,466 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:39:19,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:39:20,171 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-12-13 15:39:20,183 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-12-13 15:39:20,237 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 15:39:20,254 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 15:39:20,265 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 15:39:20,276 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 15:39:20,297 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 15:39:20,306 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 15:39:20,329 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:39:20,463 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:39:20,466 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:39:20,467 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 15:39:20,473 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 15:39:20,478 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 15:39:20,484 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 15:39:20,488 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-13 15:39:20,509 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 15:39:20,514 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:39:20,516 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 15:39:20,538 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:39:20,541 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:39:20,550 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-13 15:39:20,584 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-13 15:39:20,591 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 15:39:20,591 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:39:20,633 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 15:39:20,634 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 15:39:20,643 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:39:20,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:20,690 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:20,691 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:20,691 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:20,692 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:20,692 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 15:39:20,783 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 15:39:20,803 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 15:39:20,857 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 15:39:20,950 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,950 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:20,952 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:20,965 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:20,965 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,969 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,970 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:20,974 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,974 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,975 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,975 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,975 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,975 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,976 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,976 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,977 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,978 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:20,982 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,983 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,983 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,983 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:20,984 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:20,984 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,984 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:20,994 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:20,995 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:20,995 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,000 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-13 15:39:21,000 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-13 15:39:21,005 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,005 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,009 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,010 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,011 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,011 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,016 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,016 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,017 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,017 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,017 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,022 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,023 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:21,024 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-13 15:39:21,024 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,028 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:39:21,035 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 15:39:21,035 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:21,037 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:21,037 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 15:39:21,038 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 15:39:21,039 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 15:39:21,039 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:21,041 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:21,042 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,042 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:21,043 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,043 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,043 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:39:21,044 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 15:39:21,044 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:39:21,044 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:39:21,045 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:39:21,045 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:39:21,046 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-13 15:39:21,047 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,048 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,048 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:39:21,048 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 15:39:21,049 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,049 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:39:21,049 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:39:21,049 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:39:21,054 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:21,066 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:21,072 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:21,083 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:21,087 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-13 15:39:21,088 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,088 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,088 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,089 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,089 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,094 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:39:21,094 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:21,099 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,099 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,100 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,100 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:21,100 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,100 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:21,100 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,104 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,105 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,105 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,105 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:21,106 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,106 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:21,106 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,110 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,110 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,110 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,114 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,115 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,115 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,119 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,119 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,120 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,120 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,124 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-13 15:39:21,125 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-13 15:39:21,131 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,131 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,131 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,132 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,132 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,132 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,132 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,137 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,137 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,137 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,137 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,141 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,142 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,142 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:21,142 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:21,142 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,143 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,143 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,143 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,144 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,144 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,144 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,145 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,145 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,145 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,149 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:21,149 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:21,149 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:39:21,150 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:39:21,154 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:21,154 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:21,155 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,157 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,157 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,158 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:21,159 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:21,159 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,159 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:21,161 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:21,161 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-12-13 15:39:21,163 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:21,164 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,165 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,165 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,165 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,165 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,166 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,170 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,172 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,173 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:21,174 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,175 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,177 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,178 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:21,185 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,186 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,186 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:21,187 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:21,187 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,189 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:39:21,189 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:21,190 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:39:21,190 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 15:39:21,191 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-13 15:39:21,192 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:21,194 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,194 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,194 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,195 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,195 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,195 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,195 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,195 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,196 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:21,196 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:21,197 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:21,197 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,197 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:21,198 WARN L623 FunctionHandler]: Unknown extern function netdev_stats_to_stats64 [2022-12-13 15:39:21,199 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,199 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,200 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,200 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,201 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 15:39:21,201 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 15:39:21,202 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,202 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:21,203 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,203 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,203 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,203 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,203 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,204 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,208 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:39:21,208 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:39:21,209 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:39:21,213 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:21,213 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 15:39:21,213 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:21,217 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:21,218 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 15:39:21,218 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:21,222 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 15:39:21,226 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 15:39:21,244 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:21,244 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-13 15:39:21,244 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:21,246 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:21,246 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:21,246 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,246 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:21,251 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:39:21,251 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:39:21,251 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:39:21,256 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,256 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,256 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,257 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,257 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,257 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,258 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,258 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,258 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,258 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,259 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:21,259 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:21,259 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-13 15:39:21,259 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 15:39:21,265 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 15:39:21,270 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 15:39:21,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:21,280 WARN L623 FunctionHandler]: Unknown extern function dmi_check_system [2022-12-13 15:39:21,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:21,280 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:21,651 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 15:39:21,652 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 15:39:21,653 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 15:39:21,656 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 15:39:21,658 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 15:39:21,659 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 15:39:21,673 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:39:21,678 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:39:21,684 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 15:39:21,690 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 15:39:21,690 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 15:39:21,690 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:39:21,691 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:39:21,692 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:39:21,692 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 15:39:21,692 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:39:21,693 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 15:39:21,693 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 15:39:21,737 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 15:39:21,737 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 15:39:21,745 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 15:39:22,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2022-12-13 15:39:22,195 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2022-12-13 15:39:22,196 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2022-12-13 15:39:22,196 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2022-12-13 15:39:22,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:39:22,249 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:39:22,318 WARN L623 FunctionHandler]: Unknown extern function __local_bh_disable_ip [2022-12-13 15:39:22,318 WARN L623 FunctionHandler]: Unknown extern function __local_bh_enable_ip [2022-12-13 15:39:22,319 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 15:39:22,320 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_bh [2022-12-13 15:39:22,320 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 15:39:22,320 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 15:39:22,321 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_bh [2022-12-13 15:39:22,321 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 15:39:22,322 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 15:39:22,327 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:39:22,328 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-13 15:39:22,329 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-13 15:39:22,330 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-13 15:39:22,331 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-12-13 15:39:22,332 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-12-13 15:39:22,333 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-12-13 15:39:22,336 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 15:39:22,337 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:39:22,337 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 15:39:22,339 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:39:22,339 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:39:22,340 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-12-13 15:39:22,342 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-12-13 15:39:22,342 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 15:39:22,343 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:39:22,345 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 15:39:22,345 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 15:39:22,346 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:39:22,346 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:22,349 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:22,349 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:22,350 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:22,350 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 15:39:22,351 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-13 15:39:22,354 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-13 15:39:22,355 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-13 15:39:22,357 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-12-13 15:39:22,360 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,361 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:22,362 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,364 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,365 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,366 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,366 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,367 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,367 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,368 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,368 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,368 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,369 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,369 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,370 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,370 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,372 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,373 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,373 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,373 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,374 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,374 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,375 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,375 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:22,378 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,379 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,379 WARN L623 FunctionHandler]: Unknown extern function disable_irq [2022-12-13 15:39:22,380 WARN L623 FunctionHandler]: Unknown extern function enable_irq [2022-12-13 15:39:22,380 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,381 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,381 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,382 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,383 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,383 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,384 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,384 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,385 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,385 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,385 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,386 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,387 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:22,388 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-12-13 15:39:22,388 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,389 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 15:39:22,392 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-13 15:39:22,392 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:22,394 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:22,395 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-13 15:39:22,397 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-13 15:39:22,397 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-12-13 15:39:22,398 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:22,399 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 15:39:22,399 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,400 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:22,400 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,401 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,401 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:39:22,401 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 15:39:22,402 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:39:22,402 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:39:22,403 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 15:39:22,403 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 15:39:22,404 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-12-13 15:39:22,405 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,406 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,407 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:39:22,407 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-12-13 15:39:22,407 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,408 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:39:22,408 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:39:22,408 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:39:22,409 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:22,414 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:22,416 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:22,419 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:22,420 WARN L623 FunctionHandler]: Unknown extern function mii_check_media [2022-12-13 15:39:22,420 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,421 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,421 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,421 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,422 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,423 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-12-13 15:39:22,423 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-12-13 15:39:22,424 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,424 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,425 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,425 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:22,425 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,426 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:22,426 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,426 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,426 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,427 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,427 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:22,427 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,427 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:22,428 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,428 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,428 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,428 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,429 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,429 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,429 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,430 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,430 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,430 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,431 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,431 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-12-13 15:39:22,432 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-12-13 15:39:22,434 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,434 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,435 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,435 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,435 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,436 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,436 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,436 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,437 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,437 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,437 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,437 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,438 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,438 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:22,438 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:39:22,439 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,439 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,440 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,440 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,440 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,440 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,441 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,441 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,442 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,442 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,442 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:22,442 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:22,443 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:39:22,443 WARN L623 FunctionHandler]: Unknown extern function cancel_work_sync [2022-12-13 15:39:22,443 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:22,443 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:22,445 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,446 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,447 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,448 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:22,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:22,449 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,450 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:22,452 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:22,452 WARN L623 FunctionHandler]: Unknown extern function skb_copy_and_csum_dev [2022-12-13 15:39:22,454 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:22,457 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,457 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,457 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,458 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,458 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,459 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,460 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,461 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,462 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:22,464 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,465 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,467 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,468 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:22,471 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,472 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,472 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:22,473 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:22,473 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,475 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:39:22,476 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-12-13 15:39:22,476 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:39:22,476 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-12-13 15:39:22,477 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-12-13 15:39:22,478 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:39:22,480 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,480 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,480 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,481 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,481 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,481 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,481 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,482 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,482 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:22,483 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:22,483 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-12-13 15:39:22,483 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,483 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:22,484 WARN L623 FunctionHandler]: Unknown extern function netdev_stats_to_stats64 [2022-12-13 15:39:22,486 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,486 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,486 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,486 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,487 WARN L623 FunctionHandler]: Unknown extern function crc32_le [2022-12-13 15:39:22,488 WARN L623 FunctionHandler]: Unknown extern function bitrev32 [2022-12-13 15:39:22,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,489 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-13 15:39:22,489 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,489 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,490 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,490 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,490 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,490 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,491 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:39:22,491 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:39:22,492 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-13 15:39:22,492 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:22,492 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_gset [2022-12-13 15:39:22,493 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:22,493 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:22,493 WARN L623 FunctionHandler]: Unknown extern function mii_ethtool_sset [2022-12-13 15:39:22,493 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:22,494 WARN L623 FunctionHandler]: Unknown extern function mii_nway_restart [2022-12-13 15:39:22,494 WARN L623 FunctionHandler]: Unknown extern function mii_link_ok [2022-12-13 15:39:22,497 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-13 15:39:22,497 WARN L623 FunctionHandler]: Unknown extern function generic_mii_ioctl [2022-12-13 15:39:22,497 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 15:39:22,498 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-13 15:39:22,499 WARN L623 FunctionHandler]: Unknown extern function __dynamic_netdev_dbg [2022-12-13 15:39:22,499 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,499 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-13 15:39:22,500 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-12-13 15:39:22,500 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-13 15:39:22,500 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-13 15:39:22,501 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,502 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,502 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,502 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,502 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,503 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,503 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,503 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,504 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,504 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,504 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-13 15:39:22,504 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-13 15:39:22,505 WARN L623 FunctionHandler]: Unknown extern function pci_wake_from_d3 [2022-12-13 15:39:22,505 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-13 15:39:22,506 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-12-13 15:39:22,507 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-12-13 15:39:22,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:22,515 WARN L623 FunctionHandler]: Unknown extern function dmi_check_system [2022-12-13 15:39:22,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:22,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:39:22,523 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-12-13 15:39:22,523 WARN L623 FunctionHandler]: Unknown extern function eth_mac_addr [2022-12-13 15:39:22,524 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-12-13 15:39:22,527 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-13 15:39:22,529 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 15:39:22,529 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 15:39:22,536 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:39:22,541 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 15:39:22,582 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-12-13 15:39:22,593 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-12-13 15:39:22,593 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-12-13 15:39:22,594 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:39:22,595 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:39:22,595 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-13 15:39:22,595 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-12-13 15:39:22,596 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-12-13 15:39:22,596 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-13 15:39:22,596 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-13 15:39:22,599 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 15:39:22,599 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 15:39:22,599 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 15:39:22,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404089,404102] [2022-12-13 15:39:22,617 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404258,404271] [2022-12-13 15:39:22,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404425,404438] [2022-12-13 15:39:22,618 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i[404593,404606] [2022-12-13 15:39:22,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:39:22,842 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:39:22,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22 WrapperNode [2022-12-13 15:39:22,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:39:22,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:39:22,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:39:22,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:39:22,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:22,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,081 INFO L138 Inliner]: procedures = 559, calls = 2809, calls flagged for inlining = 291, calls inlined = 253, statements flattened = 5834 [2022-12-13 15:39:23,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:39:23,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:39:23,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:39:23,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:39:23,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,243 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,279 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:39:23,280 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:39:23,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:39:23,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:39:23,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (1/1) ... [2022-12-13 15:39:23,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:39:23,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:39:23,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:39:23,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65183d96-ed14-4209-bf84-99ef6226dbc1/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:39:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbufs [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbufs [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_80 [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_80 [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-12-13 15:39:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-13 15:39:23,340 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_poll [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_poll [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_low [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_low [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-13 15:39:23,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-13 15:39:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 15:39:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 15:39:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-13 15:39:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-13 15:39:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-12-13 15:39:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-12-13 15:39:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-12-13 15:39:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-12-13 15:39:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 15:39:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 15:39:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-13 15:39:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-13 15:39:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 15:39:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_62 [2022-12-13 15:39:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_62 [2022-12-13 15:39:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-12-13 15:39:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-12-13 15:39:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit [2022-12-13 15:39:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit [2022-12-13 15:39:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-12-13 15:39:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-12-13 15:39:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 15:39:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 15:39:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_rbufs [2022-12-13 15:39:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_rbufs [2022-12-13 15:39:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 15:39:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 15:39:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 15:39:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 15:39:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 15:39:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_interrupt [2022-12-13 15:39:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_interrupt [2022-12-13 15:39:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 15:39:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-13 15:39:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-13 15:39:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-12-13 15:39:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-12-13 15:39:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 15:39:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 15:39:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_disable [2022-12-13 15:39:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_disable [2022-12-13 15:39:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-12-13 15:39:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-12-13 15:39:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-13 15:39:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-13 15:39:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-13 15:39:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-13 15:39:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_carrier [2022-12-13 15:39:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_carrier [2022-12-13 15:39:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-13 15:39:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-12-13 15:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_shutdown [2022-12-13 15:39:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_shutdown [2022-12-13 15:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 15:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-12-13 15:39:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-12-13 15:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-12-13 15:39:23,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-12-13 15:39:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-12-13 15:39:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-12-13 15:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-12-13 15:39:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-12-13 15:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 15:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-12-13 15:39:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-12-13 15:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 15:39:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 15:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-13 15:39:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-13 15:39:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 15:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 15:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2022-12-13 15:39:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2022-12-13 15:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 15:39:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 15:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_rx_mode [2022-12-13 15:39:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_rx_mode [2022-12-13 15:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-13 15:39:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-13 15:39:23,372 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_rx_crc_and_missed_errord [2022-12-13 15:39:23,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_rx_crc_and_missed_errord [2022-12-13 15:39:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-12-13 15:39:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-12-13 15:39:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rhine_private [2022-12-13 15:39:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rhine_private [2022-12-13 15:39:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 15:39:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 15:39:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-12-13 15:39:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-12-13 15:39:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 15:39:23,373 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 15:39:23,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-12-13 15:39:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-12-13 15:39:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-12-13 15:39:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-12-13 15:39:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-13 15:39:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-13 15:39:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_68 [2022-12-13 15:39:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_68 [2022-12-13 15:39:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_power_init [2022-12-13 15:39:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_power_init [2022-12-13 15:39:23,374 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_tx_timeout [2022-12-13 15:39:23,374 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_tx_timeout [2022-12-13 15:39:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rhine_private [2022-12-13 15:39:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rhine_private [2022-12-13 15:39:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-12-13 15:39:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-12-13 15:39:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:39:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:39:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-13 15:39:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-13 15:39:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 15:39:23,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 15:39:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 15:39:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 15:39:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-13 15:39:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-12-13 15:39:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_chip_reset [2022-12-13 15:39:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_chip_reset [2022-12-13 15:39:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 15:39:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 15:39:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-13 15:39:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-13 15:39:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 15:39:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 15:39:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_cam_mask [2022-12-13 15:39:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_cam_mask [2022-12-13 15:39:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2022-12-13 15:39:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2022-12-13 15:39:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-12-13 15:39:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-12-13 15:39:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_remove_one [2022-12-13 15:39:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_remove_one [2022-12-13 15:39:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-13 15:39:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-13 15:39:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-12-13 15:39:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-12-13 15:39:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_close [2022-12-13 15:39:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_close [2022-12-13 15:39:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_79 [2022-12-13 15:39:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_79 [2022-12-13 15:39:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-12-13 15:39:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-12-13 15:39:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 15:39:23,378 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 15:39:23,378 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 15:39:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-12-13 15:39:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-12-13 15:39:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 15:39:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_check_media [2022-12-13 15:39:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_check_media [2022-12-13 15:39:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2022-12-13 15:39:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rhine_cleanup_14_2 [2022-12-13 15:39:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 15:39:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2022-12-13 15:39:23,379 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2022-12-13 15:39:23,379 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_get_events [2022-12-13 15:39:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_get_events [2022-12-13 15:39:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 15:39:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-13 15:39:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-13 15:39:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-13 15:39:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure enable_mmio [2022-12-13 15:39:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_mmio [2022-12-13 15:39:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_set_vlan_cam_mask [2022-12-13 15:39:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_set_vlan_cam_mask [2022-12-13 15:39:23,380 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-12-13 15:39:23,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-12-13 15:39:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-13 15:39:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-13 15:39:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-12-13 15:39:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-12-13 15:39:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-12-13 15:39:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-12-13 15:39:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 15:39:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 15:39:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 15:39:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 15:39:23,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-12-13 15:39:23,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-12-13 15:39:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-12-13 15:39:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-12-13 15:39:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-12-13 15:39:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-12-13 15:39:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_63 [2022-12-13 15:39:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_63 [2022-12-13 15:39:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_disable_linkmon [2022-12-13 15:39:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_disable_linkmon [2022-12-13 15:39:23,382 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_ack_events [2022-12-13 15:39:23,382 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_ack_events [2022-12-13 15:39:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-13 15:39:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-13 15:39:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_resume [2022-12-13 15:39:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_resume [2022-12-13 15:39:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 15:39:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_67 [2022-12-13 15:39:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_67 [2022-12-13 15:39:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 15:39:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 15:39:23,383 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-12-13 15:39:23,383 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-12-13 15:39:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-12-13 15:39:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-12-13 15:39:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_wait_bit_high [2022-12-13 15:39:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_wait_bit_high [2022-12-13 15:39:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_irq_disable [2022-12-13 15:39:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_irq_disable [2022-12-13 15:39:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_task_enable [2022-12-13 15:39:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_task_enable [2022-12-13 15:39:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tbufs [2022-12-13 15:39:23,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tbufs [2022-12-13 15:39:23,384 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-12-13 15:39:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-12-13 15:39:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 15:39:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 15:39:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-13 15:39:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-13 15:39:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-12-13 15:39:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-12-13 15:39:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_enable_linkmon [2022-12-13 15:39:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_enable_linkmon [2022-12-13 15:39:23,385 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_update_vcam [2022-12-13 15:39:23,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_update_vcam [2022-12-13 15:39:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 15:39:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 15:39:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-12-13 15:39:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-12-13 15:39:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 15:39:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_suspend [2022-12-13 15:39:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_suspend [2022-12-13 15:39:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure rhine_open [2022-12-13 15:39:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rhine_open [2022-12-13 15:39:23,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-12-13 15:39:23,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-12-13 15:39:24,007 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:39:24,010 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:39:24,161 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 15:48:15,595 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-12-13 15:48:15,670 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:48:15,684 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:48:15,684 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-13 15:48:15,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:48:15 BoogieIcfgContainer [2022-12-13 15:48:15,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:48:15,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:48:15,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:48:15,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:48:15,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:39:19" (1/3) ... [2022-12-13 15:48:15,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f052d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:48:15, skipping insertion in model container [2022-12-13 15:48:15,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:39:22" (2/3) ... [2022-12-13 15:48:15,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f052d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:48:15, skipping insertion in model container [2022-12-13 15:48:15,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:48:15" (3/3) ... [2022-12-13 15:48:15,693 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-rhine.cil.i [2022-12-13 15:48:15,707 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:48:15,707 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-12-13 15:48:15,772 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:48:15,777 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@742f9fdd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:48:15,777 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-12-13 15:48:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 2247 states, 1514 states have (on average 1.274768824306473) internal successors, (1930), 1563 states have internal predecessors, (1930), 604 states have call successors, (604), 128 states have call predecessors, (604), 127 states have return successors, (595), 582 states have call predecessors, (595), 595 states have call successors, (595) [2022-12-13 15:48:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-13 15:48:15,803 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:48:15,804 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:48:15,804 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)] === [2022-12-13 15:48:15,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:48:15,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1866536563, now seen corresponding path program 1 times [2022-12-13 15:48:15,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:48:15,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118264693] [2022-12-13 15:48:15,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:48:15,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:48:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:48:17,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:48:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:48:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:48:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:48:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:48:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:48:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:48:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:48:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:48:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:48:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:48:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:48:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:48:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:48:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-12-13 15:48:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-12-13 15:48:17,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:48:17,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118264693] [2022-12-13 15:48:17,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118264693] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:48:17,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:48:17,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:48:17,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605085833] [2022-12-13 15:48:17,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:48:17,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:48:17,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:48:17,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:48:17,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:48:17,881 INFO L87 Difference]: Start difference. First operand has 2247 states, 1514 states have (on average 1.274768824306473) internal successors, (1930), 1563 states have internal predecessors, (1930), 604 states have call successors, (604), 128 states have call predecessors, (604), 127 states have return successors, (595), 582 states have call predecessors, (595), 595 states have call successors, (595) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 15:48:20,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:48:22,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:48:36,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:48:36,317 INFO L93 Difference]: Finished difference Result 6602 states and 9476 transitions. [2022-12-13 15:48:36,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:48:36,320 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 184 [2022-12-13 15:48:36,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:48:36,354 INFO L225 Difference]: With dead ends: 6602 [2022-12-13 15:48:36,354 INFO L226 Difference]: Without dead ends: 4375 [2022-12-13 15:48:36,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:48:36,368 INFO L413 NwaCegarLoop]: 2450 mSDtfsCounter, 3878 mSDsluCounter, 2944 mSDsCounter, 0 mSdLazyCounter, 3218 mSolverCounterSat, 1666 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4393 SdHoareTripleChecker+Valid, 5394 SdHoareTripleChecker+Invalid, 4886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1666 IncrementalHoareTripleChecker+Valid, 3218 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2022-12-13 15:48:36,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4393 Valid, 5394 Invalid, 4886 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1666 Valid, 3218 Invalid, 2 Unknown, 0 Unchecked, 17.8s Time] [2022-12-13 15:48:36,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4375 states. [2022-12-13 15:48:36,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4375 to 4279. [2022-12-13 15:48:36,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4279 states, 2886 states have (on average 1.2588357588357588) internal successors, (3633), 2981 states have internal predecessors, (3633), 1140 states have call successors, (1140), 251 states have call predecessors, (1140), 250 states have return successors, (1136), 1110 states have call predecessors, (1136), 1136 states have call successors, (1136) [2022-12-13 15:48:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 4279 states and 5909 transitions. [2022-12-13 15:48:36,590 INFO L78 Accepts]: Start accepts. Automaton has 4279 states and 5909 transitions. Word has length 184 [2022-12-13 15:48:36,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:48:36,591 INFO L495 AbstractCegarLoop]: Abstraction has 4279 states and 5909 transitions. [2022-12-13 15:48:36,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 15:48:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5909 transitions. [2022-12-13 15:48:36,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-13 15:48:36,598 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:48:36,598 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:48:36,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 15:48:36,598 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)] === [2022-12-13 15:48:36,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:48:36,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1584159058, now seen corresponding path program 1 times [2022-12-13 15:48:36,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:48:36,599 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532290062] [2022-12-13 15:48:36,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:48:36,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:48:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:48:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:48:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:48:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:48:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:48:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:48:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:48:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:48:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:48:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:48:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:48:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:48:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:48:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:48:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:48:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-12-13 15:48:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2022-12-13 15:48:37,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:48:37,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532290062] [2022-12-13 15:48:37,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532290062] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:48:37,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:48:37,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:48:37,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40342010] [2022-12-13 15:48:37,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:48:37,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:48:37,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:48:37,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:48:37,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:48:37,877 INFO L87 Difference]: Start difference. First operand 4279 states and 5909 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 15:48:40,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:48:42,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:48:57,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:48:57,133 INFO L93 Difference]: Finished difference Result 12209 states and 16979 transitions. [2022-12-13 15:48:57,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:48:57,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 191 [2022-12-13 15:48:57,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:48:57,169 INFO L225 Difference]: With dead ends: 12209 [2022-12-13 15:48:57,170 INFO L226 Difference]: Without dead ends: 7963 [2022-12-13 15:48:57,181 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:48:57,182 INFO L413 NwaCegarLoop]: 2383 mSDtfsCounter, 3401 mSDsluCounter, 2900 mSDsCounter, 0 mSdLazyCounter, 3168 mSolverCounterSat, 1589 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3856 SdHoareTripleChecker+Valid, 5283 SdHoareTripleChecker+Invalid, 4759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1589 IncrementalHoareTripleChecker+Valid, 3168 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2022-12-13 15:48:57,182 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3856 Valid, 5283 Invalid, 4759 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1589 Valid, 3168 Invalid, 2 Unknown, 0 Unchecked, 18.6s Time] [2022-12-13 15:48:57,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7963 states. [2022-12-13 15:48:57,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7963 to 7758. [2022-12-13 15:48:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7758 states, 5207 states have (on average 1.2575379297100058) internal successors, (6548), 5387 states have internal predecessors, (6548), 2067 states have call successors, (2067), 482 states have call predecessors, (2067), 481 states have return successors, (2067), 2006 states have call predecessors, (2067), 2063 states have call successors, (2067) [2022-12-13 15:48:57,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7758 states to 7758 states and 10682 transitions. [2022-12-13 15:48:57,433 INFO L78 Accepts]: Start accepts. Automaton has 7758 states and 10682 transitions. Word has length 191 [2022-12-13 15:48:57,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:48:57,434 INFO L495 AbstractCegarLoop]: Abstraction has 7758 states and 10682 transitions. [2022-12-13 15:48:57,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-12-13 15:48:57,434 INFO L276 IsEmpty]: Start isEmpty. Operand 7758 states and 10682 transitions. [2022-12-13 15:48:57,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-12-13 15:48:57,438 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:48:57,438 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:48:57,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 15:48:57,439 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)] === [2022-12-13 15:48:57,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:48:57,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1629578540, now seen corresponding path program 1 times [2022-12-13 15:48:57,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:48:57,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107176974] [2022-12-13 15:48:57,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:48:57,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:48:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:48:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:48:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:48:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:48:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:48:58,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:48:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:48:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:48:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:48:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:48:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:48:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:48:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:48:58,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:48:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:48:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:48:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 15:48:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-12-13 15:48:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:48:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:48:58,992 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2022-12-13 15:48:58,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:48:58,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107176974] [2022-12-13 15:48:58,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107176974] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:48:58,992 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:48:58,992 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:48:58,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028591875] [2022-12-13 15:48:58,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:48:58,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:48:58,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:48:58,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:48:58,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:48:58,993 INFO L87 Difference]: Start difference. First operand 7758 states and 10682 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-13 15:49:01,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:49:03,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:49:19,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:49:19,144 INFO L93 Difference]: Finished difference Result 16692 states and 23090 transitions. [2022-12-13 15:49:19,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:49:19,145 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 209 [2022-12-13 15:49:19,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:49:19,181 INFO L225 Difference]: With dead ends: 16692 [2022-12-13 15:49:19,182 INFO L226 Difference]: Without dead ends: 8967 [2022-12-13 15:49:19,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:49:19,201 INFO L413 NwaCegarLoop]: 2717 mSDtfsCounter, 3389 mSDsluCounter, 3170 mSDsCounter, 0 mSdLazyCounter, 3344 mSolverCounterSat, 1528 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3846 SdHoareTripleChecker+Valid, 5887 SdHoareTripleChecker+Invalid, 4874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1528 IncrementalHoareTripleChecker+Valid, 3344 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2022-12-13 15:49:19,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3846 Valid, 5887 Invalid, 4874 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1528 Valid, 3344 Invalid, 2 Unknown, 0 Unchecked, 19.6s Time] [2022-12-13 15:49:19,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8967 states. [2022-12-13 15:49:19,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8967 to 8718. [2022-12-13 15:49:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8718 states, 5833 states have (on average 1.2485856334647694) internal successors, (7283), 6036 states have internal predecessors, (7283), 2310 states have call successors, (2310), 575 states have call predecessors, (2310), 572 states have return successors, (2310), 2232 states have call predecessors, (2310), 2306 states have call successors, (2310) [2022-12-13 15:49:19,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8718 states to 8718 states and 11903 transitions. [2022-12-13 15:49:19,463 INFO L78 Accepts]: Start accepts. Automaton has 8718 states and 11903 transitions. Word has length 209 [2022-12-13 15:49:19,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:49:19,463 INFO L495 AbstractCegarLoop]: Abstraction has 8718 states and 11903 transitions. [2022-12-13 15:49:19,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-13 15:49:19,464 INFO L276 IsEmpty]: Start isEmpty. Operand 8718 states and 11903 transitions. [2022-12-13 15:49:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-12-13 15:49:19,467 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:49:19,467 INFO L195 NwaCegarLoop]: trace histogram [15, 15, 14, 14, 14, 14, 14, 14, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:49:19,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 15:49:19,467 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)] === [2022-12-13 15:49:19,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:49:19,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1027102273, now seen corresponding path program 1 times [2022-12-13 15:49:19,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:49:19,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294124448] [2022-12-13 15:49:19,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:49:19,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:49:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:49:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:49:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:49:20,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:49:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:49:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:49:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:49:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:49:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:49:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:49:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:49:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:49:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:49:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:49:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:49:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-12-13 15:49:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-12-13 15:49:20,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-12-13 15:49:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 864 trivial. 0 not checked. [2022-12-13 15:49:20,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:49:20,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294124448] [2022-12-13 15:49:20,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294124448] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:49:20,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:49:20,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:49:20,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164139059] [2022-12-13 15:49:20,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:49:20,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:49:20,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:49:20,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:49:20,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:49:20,839 INFO L87 Difference]: Start difference. First operand 8718 states and 11903 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-13 15:49:22,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:49:25,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:49:42,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:49:42,138 INFO L93 Difference]: Finished difference Result 25004 states and 34340 transitions. [2022-12-13 15:49:42,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:49:42,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 214 [2022-12-13 15:49:42,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:49:42,199 INFO L225 Difference]: With dead ends: 25004 [2022-12-13 15:49:42,199 INFO L226 Difference]: Without dead ends: 16319 [2022-12-13 15:49:42,222 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:49:42,223 INFO L413 NwaCegarLoop]: 2593 mSDtfsCounter, 3418 mSDsluCounter, 2971 mSDsCounter, 0 mSdLazyCounter, 3338 mSolverCounterSat, 1485 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3907 SdHoareTripleChecker+Valid, 5564 SdHoareTripleChecker+Invalid, 4825 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1485 IncrementalHoareTripleChecker+Valid, 3338 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2022-12-13 15:49:42,223 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3907 Valid, 5564 Invalid, 4825 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1485 Valid, 3338 Invalid, 2 Unknown, 0 Unchecked, 20.6s Time] [2022-12-13 15:49:42,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16319 states. [2022-12-13 15:49:42,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16319 to 15862. [2022-12-13 15:49:42,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15862 states, 10555 states have (on average 1.2419706300331597) internal successors, (13109), 10924 states have internal predecessors, (13109), 4204 states have call successors, (4204), 1106 states have call predecessors, (4204), 1100 states have return successors, (4204), 4058 states have call predecessors, (4204), 4200 states have call successors, (4204) [2022-12-13 15:49:42,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15862 states to 15862 states and 21517 transitions. [2022-12-13 15:49:42,739 INFO L78 Accepts]: Start accepts. Automaton has 15862 states and 21517 transitions. Word has length 214 [2022-12-13 15:49:42,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:49:42,739 INFO L495 AbstractCegarLoop]: Abstraction has 15862 states and 21517 transitions. [2022-12-13 15:49:42,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 3 states have internal predecessors, (61), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-12-13 15:49:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 15862 states and 21517 transitions. [2022-12-13 15:49:42,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-12-13 15:49:42,745 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:49:42,745 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 14, 14, 14, 14, 14, 14, 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] [2022-12-13 15:49:42,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 15:49:42,746 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)] === [2022-12-13 15:49:42,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:49:42,746 INFO L85 PathProgramCache]: Analyzing trace with hash -797779447, now seen corresponding path program 1 times [2022-12-13 15:49:42,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:49:42,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376008052] [2022-12-13 15:49:42,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:49:42,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:49:43,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:49:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:49:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:49:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:49:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:43,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:49:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:49:44,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:49:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:49:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:49:44,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:49:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:49:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:49:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:49:44,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:49:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:49:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:49:44,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-12-13 15:49:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-12-13 15:49:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2022-12-13 15:49:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:49:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:49:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:49:44,131 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2022-12-13 15:49:44,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:49:44,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1376008052] [2022-12-13 15:49:44,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1376008052] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:49:44,132 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:49:44,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:49:44,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874612413] [2022-12-13 15:49:44,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:49:44,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:49:44,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:49:44,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:49:44,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:49:44,134 INFO L87 Difference]: Start difference. First operand 15862 states and 21517 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-13 15:49:46,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:49:48,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:50:05,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:50:05,698 INFO L93 Difference]: Finished difference Result 43691 states and 59618 transitions. [2022-12-13 15:50:05,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:50:05,699 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 239 [2022-12-13 15:50:05,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:50:05,786 INFO L225 Difference]: With dead ends: 43691 [2022-12-13 15:50:05,787 INFO L226 Difference]: Without dead ends: 27862 [2022-12-13 15:50:05,825 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:50:05,825 INFO L413 NwaCegarLoop]: 2905 mSDtfsCounter, 3682 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 1553 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4192 SdHoareTripleChecker+Valid, 6115 SdHoareTripleChecker+Invalid, 4863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1553 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.5s IncrementalHoareTripleChecker+Time [2022-12-13 15:50:05,826 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4192 Valid, 6115 Invalid, 4863 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1553 Valid, 3308 Invalid, 2 Unknown, 0 Unchecked, 20.5s Time] [2022-12-13 15:50:05,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27862 states. [2022-12-13 15:50:06,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27862 to 27109. [2022-12-13 15:50:06,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27109 states, 18079 states have (on average 1.2398362741302063) internal successors, (22415), 18732 states have internal predecessors, (22415), 7153 states have call successors, (7153), 1885 states have call predecessors, (7153), 1874 states have return successors, (7157), 6887 states have call predecessors, (7157), 7149 states have call successors, (7157) [2022-12-13 15:50:06,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27109 states to 27109 states and 36725 transitions. [2022-12-13 15:50:06,635 INFO L78 Accepts]: Start accepts. Automaton has 27109 states and 36725 transitions. Word has length 239 [2022-12-13 15:50:06,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:50:06,636 INFO L495 AbstractCegarLoop]: Abstraction has 27109 states and 36725 transitions. [2022-12-13 15:50:06,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (27), 3 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-12-13 15:50:06,636 INFO L276 IsEmpty]: Start isEmpty. Operand 27109 states and 36725 transitions. [2022-12-13 15:50:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-13 15:50:06,639 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:50:06,639 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:50:06,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 15:50:06,639 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)] === [2022-12-13 15:50:06,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:50:06,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1454436090, now seen corresponding path program 1 times [2022-12-13 15:50:06,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:50:06,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124784200] [2022-12-13 15:50:06,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:50:06,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:50:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:50:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:50:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:50:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:50:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:50:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:50:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:50:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:50:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:50:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:50:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:50:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:50:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:50:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:50:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:50:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:50:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:50:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:50:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:50:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:50:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:50:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:50:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:07,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2022-12-13 15:50:07,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:50:07,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124784200] [2022-12-13 15:50:07,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124784200] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:50:07,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:50:07,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 15:50:07,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638337595] [2022-12-13 15:50:07,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:50:07,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 15:50:07,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:50:07,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 15:50:07,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 15:50:07,749 INFO L87 Difference]: Start difference. First operand 27109 states and 36725 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 15:50:09,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:50:12,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:50:31,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:50:31,370 INFO L93 Difference]: Finished difference Result 79508 states and 108432 transitions. [2022-12-13 15:50:31,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:50:31,371 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 245 [2022-12-13 15:50:31,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:50:31,537 INFO L225 Difference]: With dead ends: 79508 [2022-12-13 15:50:31,537 INFO L226 Difference]: Without dead ends: 53434 [2022-12-13 15:50:31,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:50:31,605 INFO L413 NwaCegarLoop]: 3480 mSDtfsCounter, 3302 mSDsluCounter, 3598 mSDsCounter, 0 mSdLazyCounter, 3665 mSolverCounterSat, 1280 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3811 SdHoareTripleChecker+Valid, 7078 SdHoareTripleChecker+Invalid, 4947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1280 IncrementalHoareTripleChecker+Valid, 3665 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.8s IncrementalHoareTripleChecker+Time [2022-12-13 15:50:31,605 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3811 Valid, 7078 Invalid, 4947 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1280 Valid, 3665 Invalid, 2 Unknown, 0 Unchecked, 21.8s Time] [2022-12-13 15:50:31,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53434 states. [2022-12-13 15:50:33,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53434 to 52046. [2022-12-13 15:50:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52046 states, 34743 states have (on average 1.239357568431051) internal successors, (43059), 35952 states have internal predecessors, (43059), 13693 states have call successors, (13693), 3620 states have call predecessors, (13693), 3607 states have return successors, (13705), 13249 states have call predecessors, (13705), 13689 states have call successors, (13705) [2022-12-13 15:50:33,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52046 states to 52046 states and 70457 transitions. [2022-12-13 15:50:33,307 INFO L78 Accepts]: Start accepts. Automaton has 52046 states and 70457 transitions. Word has length 245 [2022-12-13 15:50:33,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:50:33,308 INFO L495 AbstractCegarLoop]: Abstraction has 52046 states and 70457 transitions. [2022-12-13 15:50:33,308 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-12-13 15:50:33,308 INFO L276 IsEmpty]: Start isEmpty. Operand 52046 states and 70457 transitions. [2022-12-13 15:50:33,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-13 15:50:33,310 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:50:33,311 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:50:33,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 15:50:33,311 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)] === [2022-12-13 15:50:33,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:50:33,311 INFO L85 PathProgramCache]: Analyzing trace with hash 468791944, now seen corresponding path program 1 times [2022-12-13 15:50:33,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:50:33,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788107825] [2022-12-13 15:50:33,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:50:33,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:50:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:50:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:50:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:50:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:50:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:50:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:50:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:50:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:50:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:50:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:50:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:50:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:50:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:50:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:50:35,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:50:35,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:50:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:50:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:50:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:50:35,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:50:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:50:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:50:35,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:50:35,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:50:35,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2022-12-13 15:50:35,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:50:35,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788107825] [2022-12-13 15:50:35,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788107825] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:50:35,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:50:35,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:50:35,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146515807] [2022-12-13 15:50:35,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:50:35,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:50:35,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:50:35,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:50:35,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:50:35,459 INFO L87 Difference]: Start difference. First operand 52046 states and 70457 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 15:50:37,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:50:57,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:50:57,012 INFO L93 Difference]: Finished difference Result 53950 states and 73471 transitions. [2022-12-13 15:50:57,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 15:50:57,012 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 245 [2022-12-13 15:50:57,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:50:57,188 INFO L225 Difference]: With dead ends: 53950 [2022-12-13 15:50:57,188 INFO L226 Difference]: Without dead ends: 53948 [2022-12-13 15:50:57,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 15:50:57,208 INFO L413 NwaCegarLoop]: 2090 mSDtfsCounter, 3072 mSDsluCounter, 4766 mSDsCounter, 0 mSdLazyCounter, 3929 mSolverCounterSat, 1252 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3389 SdHoareTripleChecker+Valid, 6856 SdHoareTripleChecker+Invalid, 5182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1252 IncrementalHoareTripleChecker+Valid, 3929 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2022-12-13 15:50:57,209 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3389 Valid, 6856 Invalid, 5182 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1252 Valid, 3929 Invalid, 1 Unknown, 0 Unchecked, 19.4s Time] [2022-12-13 15:50:57,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53948 states. [2022-12-13 15:50:58,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53948 to 52562. [2022-12-13 15:50:58,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52562 states, 35082 states have (on average 1.2384128612963914) internal successors, (43446), 36323 states have internal predecessors, (43446), 13757 states have call successors, (13757), 3733 states have call predecessors, (13757), 3720 states have return successors, (13769), 13313 states have call predecessors, (13769), 13753 states have call successors, (13769) [2022-12-13 15:50:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52562 states to 52562 states and 70972 transitions. [2022-12-13 15:50:59,018 INFO L78 Accepts]: Start accepts. Automaton has 52562 states and 70972 transitions. Word has length 245 [2022-12-13 15:50:59,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:50:59,018 INFO L495 AbstractCegarLoop]: Abstraction has 52562 states and 70972 transitions. [2022-12-13 15:50:59,018 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-13 15:50:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 52562 states and 70972 transitions. [2022-12-13 15:50:59,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-12-13 15:50:59,021 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:50:59,022 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:50:59,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 15:50:59,022 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)] === [2022-12-13 15:50:59,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:50:59,022 INFO L85 PathProgramCache]: Analyzing trace with hash -378677541, now seen corresponding path program 1 times [2022-12-13 15:50:59,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:50:59,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338960140] [2022-12-13 15:50:59,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:50:59,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:50:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:51:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:51:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:51:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:51:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:51:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:51:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:51:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:51:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:51:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:51:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:51:01,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:51:01,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:51:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:51:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:51:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:51:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:51:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:51:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:51:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:51:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:51:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:51:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 15:51:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:01,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2022-12-13 15:51:01,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:51:01,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338960140] [2022-12-13 15:51:01,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338960140] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:51:01,315 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:51:01,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:51:01,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297662520] [2022-12-13 15:51:01,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:51:01,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:51:01,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:51:01,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:51:01,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:51:01,316 INFO L87 Difference]: Start difference. First operand 52562 states and 70972 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 15:51:03,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:51:23,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:51:23,273 INFO L93 Difference]: Finished difference Result 53952 states and 73473 transitions. [2022-12-13 15:51:23,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:51:23,275 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 250 [2022-12-13 15:51:23,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:51:23,437 INFO L225 Difference]: With dead ends: 53952 [2022-12-13 15:51:23,437 INFO L226 Difference]: Without dead ends: 53950 [2022-12-13 15:51:23,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 15:51:23,460 INFO L413 NwaCegarLoop]: 2085 mSDtfsCounter, 3045 mSDsluCounter, 4747 mSDsCounter, 0 mSdLazyCounter, 3882 mSolverCounterSat, 1261 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3356 SdHoareTripleChecker+Valid, 6832 SdHoareTripleChecker+Invalid, 5144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1261 IncrementalHoareTripleChecker+Valid, 3882 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.3s IncrementalHoareTripleChecker+Time [2022-12-13 15:51:23,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3356 Valid, 6832 Invalid, 5144 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1261 Valid, 3882 Invalid, 1 Unknown, 0 Unchecked, 19.3s Time] [2022-12-13 15:51:23,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53950 states. [2022-12-13 15:51:25,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53950 to 52566. [2022-12-13 15:51:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52566 states, 35085 states have (on average 1.2383924754168447) internal successors, (43449), 36326 states have internal predecessors, (43449), 13757 states have call successors, (13757), 3734 states have call predecessors, (13757), 3721 states have return successors, (13769), 13313 states have call predecessors, (13769), 13753 states have call successors, (13769) [2022-12-13 15:51:25,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52566 states to 52566 states and 70975 transitions. [2022-12-13 15:51:25,463 INFO L78 Accepts]: Start accepts. Automaton has 52566 states and 70975 transitions. Word has length 250 [2022-12-13 15:51:25,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:51:25,463 INFO L495 AbstractCegarLoop]: Abstraction has 52566 states and 70975 transitions. [2022-12-13 15:51:25,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-13 15:51:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 52566 states and 70975 transitions. [2022-12-13 15:51:25,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-12-13 15:51:25,467 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:51:25,468 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 5, 5, 5, 3, 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] [2022-12-13 15:51:25,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 15:51:25,468 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)] === [2022-12-13 15:51:25,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:51:25,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1725997836, now seen corresponding path program 1 times [2022-12-13 15:51:25,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:51:25,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938544218] [2022-12-13 15:51:25,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:51:25,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:51:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:51:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:51:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:51:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:51:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:51:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:51:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:51:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:51:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:51:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:51:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:51:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:51:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:51:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:51:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:51:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:51:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:51:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:51:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:51:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:51:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:51:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:51:26,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-12-13 15:51:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-12-13 15:51:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 15:51:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-12-13 15:51:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-12-13 15:51:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:51:26,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1049 trivial. 0 not checked. [2022-12-13 15:51:26,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:51:26,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938544218] [2022-12-13 15:51:26,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938544218] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:51:26,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:51:26,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 15:51:26,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014653810] [2022-12-13 15:51:26,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:51:26,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 15:51:26,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:51:26,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 15:51:26,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 15:51:26,895 INFO L87 Difference]: Start difference. First operand 52566 states and 70975 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 15:51:28,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:51:31,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:51:33,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:52:13,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:52:13,585 INFO L93 Difference]: Finished difference Result 131392 states and 178466 transitions. [2022-12-13 15:52:13,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 15:52:13,586 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 265 [2022-12-13 15:52:13,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:52:13,829 INFO L225 Difference]: With dead ends: 131392 [2022-12-13 15:52:13,829 INFO L226 Difference]: Without dead ends: 79861 [2022-12-13 15:52:13,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 15:52:13,938 INFO L413 NwaCegarLoop]: 2557 mSDtfsCounter, 3890 mSDsluCounter, 4291 mSDsCounter, 0 mSdLazyCounter, 7282 mSolverCounterSat, 2893 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4256 SdHoareTripleChecker+Valid, 6848 SdHoareTripleChecker+Invalid, 10178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2893 IncrementalHoareTripleChecker+Valid, 7282 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.9s IncrementalHoareTripleChecker+Time [2022-12-13 15:52:13,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4256 Valid, 6848 Invalid, 10178 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2893 Valid, 7282 Invalid, 3 Unknown, 0 Unchecked, 41.9s Time] [2022-12-13 15:52:13,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79861 states. [2022-12-13 15:52:17,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79861 to 77775. [2022-12-13 15:52:17,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77775 states, 51933 states have (on average 1.2381530048331504) internal successors, (64301), 53746 states have internal predecessors, (64301), 20329 states have call successors, (20329), 5525 states have call predecessors, (20329), 5510 states have return successors, (20349), 19707 states have call predecessors, (20349), 20325 states have call successors, (20349) [2022-12-13 15:52:17,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77775 states to 77775 states and 104979 transitions. [2022-12-13 15:52:17,810 INFO L78 Accepts]: Start accepts. Automaton has 77775 states and 104979 transitions. Word has length 265 [2022-12-13 15:52:17,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:52:17,811 INFO L495 AbstractCegarLoop]: Abstraction has 77775 states and 104979 transitions. [2022-12-13 15:52:17,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-13 15:52:17,811 INFO L276 IsEmpty]: Start isEmpty. Operand 77775 states and 104979 transitions. [2022-12-13 15:52:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-12-13 15:52:17,814 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:52:17,814 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:52:17,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 15:52:17,815 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)] === [2022-12-13 15:52:17,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:52:17,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1846082008, now seen corresponding path program 1 times [2022-12-13 15:52:17,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:52:17,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812596962] [2022-12-13 15:52:17,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:52:17,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:52:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:52:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:52:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:52:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:52:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:52:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:52:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:52:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:52:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:52:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:19,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:52:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:52:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:52:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:52:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:52:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:52:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:52:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:52:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:52:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:52:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:52:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:52:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:52:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 15:52:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 15:52:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:20,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1049 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2022-12-13 15:52:20,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:52:20,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812596962] [2022-12-13 15:52:20,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812596962] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:52:20,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:52:20,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:52:20,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379525100] [2022-12-13 15:52:20,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:52:20,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:52:20,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:52:20,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:52:20,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:52:20,114 INFO L87 Difference]: Start difference. First operand 77775 states and 104979 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 15:52:22,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:52:44,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:52:44,572 INFO L93 Difference]: Finished difference Result 79837 states and 108692 transitions. [2022-12-13 15:52:44,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:52:44,573 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 255 [2022-12-13 15:52:44,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:52:44,801 INFO L225 Difference]: With dead ends: 79837 [2022-12-13 15:52:44,801 INFO L226 Difference]: Without dead ends: 79835 [2022-12-13 15:52:44,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 15:52:44,829 INFO L413 NwaCegarLoop]: 2085 mSDtfsCounter, 3045 mSDsluCounter, 4746 mSDsCounter, 0 mSdLazyCounter, 3882 mSolverCounterSat, 1258 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3357 SdHoareTripleChecker+Valid, 6831 SdHoareTripleChecker+Invalid, 5141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1258 IncrementalHoareTripleChecker+Valid, 3882 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2022-12-13 15:52:44,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3357 Valid, 6831 Invalid, 5141 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1258 Valid, 3882 Invalid, 1 Unknown, 0 Unchecked, 19.7s Time] [2022-12-13 15:52:44,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79835 states. [2022-12-13 15:52:48,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79835 to 77779. [2022-12-13 15:52:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77779 states, 51936 states have (on average 1.2381392483056068) internal successors, (64304), 53749 states have internal predecessors, (64304), 20329 states have call successors, (20329), 5526 states have call predecessors, (20329), 5511 states have return successors, (20349), 19707 states have call predecessors, (20349), 20325 states have call successors, (20349) [2022-12-13 15:52:48,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77779 states to 77779 states and 104982 transitions. [2022-12-13 15:52:48,947 INFO L78 Accepts]: Start accepts. Automaton has 77779 states and 104982 transitions. Word has length 255 [2022-12-13 15:52:48,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:52:48,948 INFO L495 AbstractCegarLoop]: Abstraction has 77779 states and 104982 transitions. [2022-12-13 15:52:48,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-13 15:52:48,948 INFO L276 IsEmpty]: Start isEmpty. Operand 77779 states and 104982 transitions. [2022-12-13 15:52:48,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-12-13 15:52:48,952 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:52:48,952 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 14, 14, 14, 14, 14, 14, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:52:48,952 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 15:52:48,952 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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)] === [2022-12-13 15:52:48,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:52:48,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1907001669, now seen corresponding path program 1 times [2022-12-13 15:52:48,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:52:48,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411060101] [2022-12-13 15:52:48,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:52:48,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:52:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-12-13 15:52:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 15:52:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 15:52:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-12-13 15:52:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-12-13 15:52:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-12-13 15:52:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-12-13 15:52:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 15:52:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-12-13 15:52:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-12-13 15:52:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 15:52:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-12-13 15:52:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-12-13 15:52:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-12-13 15:52:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-12-13 15:52:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2022-12-13 15:52:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-12-13 15:52:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2022-12-13 15:52:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-12-13 15:52:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 15:52:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:50,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-12-13 15:52:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:51,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2022-12-13 15:52:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:51,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2022-12-13 15:52:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:51,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-12-13 15:52:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:51,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2022-12-13 15:52:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:51,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-12-13 15:52:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:52:51,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1059 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2022-12-13 15:52:51,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:52:51,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411060101] [2022-12-13 15:52:51,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411060101] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:52:51,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:52:51,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 15:52:51,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667026483] [2022-12-13 15:52:51,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:52:51,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 15:52:51,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:52:51,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 15:52:51,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 15:52:51,023 INFO L87 Difference]: Start difference. First operand 77779 states and 104982 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-13 15:52:53,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 15:53:16,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:53:16,272 INFO L93 Difference]: Finished difference Result 79841 states and 108695 transitions. [2022-12-13 15:53:16,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 15:53:16,273 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 260 [2022-12-13 15:53:16,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:53:16,499 INFO L225 Difference]: With dead ends: 79841 [2022-12-13 15:53:16,499 INFO L226 Difference]: Without dead ends: 79839 [2022-12-13 15:53:16,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-12-13 15:53:16,528 INFO L413 NwaCegarLoop]: 2086 mSDtfsCounter, 3045 mSDsluCounter, 4748 mSDsCounter, 0 mSdLazyCounter, 3882 mSolverCounterSat, 1255 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3357 SdHoareTripleChecker+Valid, 6834 SdHoareTripleChecker+Invalid, 5138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1255 IncrementalHoareTripleChecker+Valid, 3882 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.7s IncrementalHoareTripleChecker+Time [2022-12-13 15:53:16,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3357 Valid, 6834 Invalid, 5138 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1255 Valid, 3882 Invalid, 1 Unknown, 0 Unchecked, 19.7s Time] [2022-12-13 15:53:16,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79839 states.