./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-wireless-rtl818x-rtl8180-rtl8180.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 23:20:38,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:20:38,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:20:38,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:20:38,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:20:38,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:20:38,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:20:38,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:20:38,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:20:38,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:20:38,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:20:38,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:20:38,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:20:38,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:20:38,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:20:38,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:20:38,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:20:38,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:20:38,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:20:38,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:20:38,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:20:38,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:20:38,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:20:38,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:20:38,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:20:38,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:20:38,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:20:38,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:20:38,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:20:38,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:20:38,310 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:20:38,311 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:20:38,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:20:38,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:20:38,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:20:38,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:20:38,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:20:38,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:20:38,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:20:38,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:20:38,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:20:38,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 23:20:38,364 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:20:38,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:20:38,364 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:20:38,365 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:20:38,365 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:20:38,366 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:20:38,366 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:20:38,366 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:20:38,366 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:20:38,366 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:20:38,367 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:20:38,368 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:20:38,368 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:20:38,368 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:20:38,368 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:20:38,368 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:20:38,369 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:20:38,369 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:20:38,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:20:38,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:20:38,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:20:38,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:20:38,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:20:38,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:20:38,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:20:38,371 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:20:38,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:20:38,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:20:38,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:20:38,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:20:38,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:20:38,373 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:20:38,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:20:38,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:20:38,373 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:20:38,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:20:38,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:20:38,374 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:20:38,374 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a5abe7d84ebfba3a3d05a8884a5cfb8bfd1e0698553d38fcfc4a2d2724f4159 [2022-11-25 23:20:38,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:20:38,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:20:38,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:20:38,677 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:20:38,678 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:20:38,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2022-11-25 23:20:41,870 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:20:42,588 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:20:42,589 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2022-11-25 23:20:42,647 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/data/f538201f5/1907947f780040dd81a7719d4addc2c8/FLAG7306ae79a [2022-11-25 23:20:42,669 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/data/f538201f5/1907947f780040dd81a7719d4addc2c8 [2022-11-25 23:20:42,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:20:42,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:20:42,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:20:42,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:20:42,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:20:42,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:42" (1/1) ... [2022-11-25 23:20:42,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79102ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:42, skipping insertion in model container [2022-11-25 23:20:42,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:42" (1/1) ... [2022-11-25 23:20:42,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:20:42,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:20:43,752 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:20:43,766 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:20:43,779 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:20:43,834 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 23:20:43,841 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 23:20:44,111 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 23:20:44,116 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 23:20:44,116 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 23:20:44,126 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 23:20:44,135 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 23:20:44,215 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 23:20:44,223 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:20:44,226 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 23:20:44,234 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 23:20:44,277 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 23:20:44,356 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:20:44,418 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 23:20:44,462 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:20:44,507 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 23:20:44,569 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_768 [2022-11-25 23:20:44,569 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_770 [2022-11-25 23:20:44,570 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_771 [2022-11-25 23:20:44,572 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_777 [2022-11-25 23:20:44,593 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:20:44,688 WARN L623 FunctionHandler]: Unknown extern function ieee80211_beacon_get_tim [2022-11-25 23:20:44,735 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 23:20:44,742 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 23:20:44,750 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 23:20:44,757 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 23:20:44,762 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 23:20:44,767 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 23:20:44,798 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:44,798 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:44,799 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 23:20:44,804 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 23:20:44,814 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 23:20:44,815 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queue [2022-11-25 23:20:44,831 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:44,832 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:44,834 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rts_duration [2022-11-25 23:20:44,846 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queue [2022-11-25 23:20:44,855 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:44,857 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:44,858 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:44,861 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:44,882 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:44,896 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:44,903 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:44,912 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:44,924 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:44,950 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_stopped [2022-11-25 23:20:44,952 WARN L623 FunctionHandler]: Unknown extern function usecs_to_jiffies [2022-11-25 23:20:44,964 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:20:44,965 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:20:44,967 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:20:45,003 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 23:20:45,035 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,052 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 23:20:45,053 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,053 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 23:20:45,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,058 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,059 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 23:20:45,060 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,061 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 23:20:45,062 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 23:20:45,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,064 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_995 [2022-11-25 23:20:45,065 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_996 [2022-11-25 23:20:45,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,069 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 23:20:45,070 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,070 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:45,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,074 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:45,075 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_multiread [2022-11-25 23:20:45,075 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:45,076 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_multiread [2022-11-25 23:20:45,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,077 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:45,085 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:45,087 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:20:45,088 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 23:20:45,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:45,090 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:20:45,091 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 23:20:45,091 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:20:45,091 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:20:45,098 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 23:20:45,099 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 23:20:45,099 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:20:45,100 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:20:45,106 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 23:20:45,107 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 23:20:45,107 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 23:20:45,113 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 23:20:45,113 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 23:20:45,649 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:20:45,655 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,659 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,659 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,660 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,664 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,665 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,665 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,666 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,670 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,671 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,672 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,672 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,677 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,677 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,678 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:45,678 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:45,690 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 23:20:45,691 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 23:20:45,697 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:20:45,704 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 23:20:45,704 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 23:20:45,706 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:20:45,707 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:20:45,707 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 23:20:45,708 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 23:20:45,708 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 23:20:45,709 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 23:20:45,709 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 23:20:45,732 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,733 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,733 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,735 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,743 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,746 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,747 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,747 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,748 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,748 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,749 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,750 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,751 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,751 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,752 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,752 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,753 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,756 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,758 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:45,770 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,772 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,779 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,781 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,781 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,782 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,783 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,783 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,783 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,784 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,784 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,784 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,784 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,785 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,785 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,785 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,785 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,786 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,786 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,786 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,787 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,787 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,787 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,787 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,788 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,788 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,788 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,788 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,789 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,789 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,789 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,789 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,790 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,790 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,790 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,790 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,791 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,791 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,791 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,791 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,792 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,792 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,792 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,793 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,793 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,793 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,793 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,794 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,794 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,794 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,794 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,795 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,795 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,795 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,795 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,796 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,796 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,796 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,797 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,797 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,797 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,797 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,798 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,798 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,798 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,798 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,799 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,799 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,799 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,800 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,800 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,809 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,810 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,817 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,818 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,818 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,819 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,819 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,819 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,819 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,820 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,820 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,820 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,820 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,821 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,821 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,821 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,821 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,822 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,822 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,822 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,823 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,823 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,824 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,824 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,825 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,825 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,825 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,826 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,826 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,826 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,827 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,827 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,827 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,827 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,828 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,828 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,828 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,828 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,829 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,829 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,829 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,830 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,830 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,830 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,830 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,831 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,831 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,831 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,831 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,832 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,832 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,832 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,832 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,833 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,833 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,833 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,833 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,834 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,834 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,834 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,835 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,835 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,835 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,835 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,836 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,836 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,836 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,836 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,837 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,837 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,837 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,837 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,838 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,838 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,838 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,838 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,839 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,839 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,839 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,840 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,840 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,840 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,840 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,841 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,841 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,841 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,841 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,842 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,842 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,842 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,843 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,843 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,843 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,849 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,856 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:45,857 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,865 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,905 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,923 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:45,947 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:45,969 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:45,989 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:46,016 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:46,099 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 23:20:46,099 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:20:46,114 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 23:20:46,743 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2022-11-25 23:20:46,748 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2022-11-25 23:20:46,749 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2022-11-25 23:20:46,749 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2022-11-25 23:20:46,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:20:46,859 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:20:47,034 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:20:47,035 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:20:47,036 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:20:47,036 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 23:20:47,037 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 23:20:47,045 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 23:20:47,046 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 23:20:47,047 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 23:20:47,048 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 23:20:47,048 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 23:20:47,057 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 23:20:47,058 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:20:47,058 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 23:20:47,059 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 23:20:47,061 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 23:20:47,064 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:20:47,070 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 23:20:47,071 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 23:20:47,072 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 23:20:47,074 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_768 [2022-11-25 23:20:47,075 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_770 [2022-11-25 23:20:47,075 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_771 [2022-11-25 23:20:47,076 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_777 [2022-11-25 23:20:47,077 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 23:20:47,080 WARN L623 FunctionHandler]: Unknown extern function ieee80211_beacon_get_tim [2022-11-25 23:20:47,081 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-11-25 23:20:47,081 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-11-25 23:20:47,082 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-11-25 23:20:47,082 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-11-25 23:20:47,082 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-11-25 23:20:47,083 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-11-25 23:20:47,092 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:47,092 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:47,093 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 23:20:47,096 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rx_irqsafe [2022-11-25 23:20:47,100 WARN L623 FunctionHandler]: Unknown extern function ieee80211_tx_status_irqsafe [2022-11-25 23:20:47,101 WARN L623 FunctionHandler]: Unknown extern function ieee80211_wake_queue [2022-11-25 23:20:47,104 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:47,104 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:47,108 WARN L623 FunctionHandler]: Unknown extern function ieee80211_rts_duration [2022-11-25 23:20:47,111 WARN L623 FunctionHandler]: Unknown extern function ieee80211_stop_queue [2022-11-25 23:20:47,113 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,114 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,114 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:47,115 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,122 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:47,124 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:47,125 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:47,127 WARN L623 FunctionHandler]: Unknown extern function kfree_skb [2022-11-25 23:20:47,129 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:20:47,150 WARN L623 FunctionHandler]: Unknown extern function ieee80211_queue_stopped [2022-11-25 23:20:47,151 WARN L623 FunctionHandler]: Unknown extern function usecs_to_jiffies [2022-11-25 23:20:47,152 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 23:20:47,153 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 23:20:47,153 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 23:20:47,157 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 23:20:47,161 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,162 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 23:20:47,163 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,163 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 23:20:47,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,166 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 23:20:47,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,167 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 23:20:47,168 WARN L623 FunctionHandler]: Unknown extern function pci_iomap [2022-11-25 23:20:47,168 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,168 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_995 [2022-11-25 23:20:47,169 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_996 [2022-11-25 23:20:47,171 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,171 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 23:20:47,172 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,172 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:47,174 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,174 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,175 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:47,175 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_multiread [2022-11-25 23:20:47,175 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:47,176 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_multiread [2022-11-25 23:20:47,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,176 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:47,177 WARN L623 FunctionHandler]: Unknown extern function eeprom_93cx6_read [2022-11-25 23:20:47,178 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:20:47,179 WARN L623 FunctionHandler]: Unknown extern function ieee80211_register_hw [2022-11-25 23:20:47,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:20:47,179 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:20:47,180 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 23:20:47,180 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:20:47,180 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:20:47,181 WARN L623 FunctionHandler]: Unknown extern function ieee80211_unregister_hw [2022-11-25 23:20:47,182 WARN L623 FunctionHandler]: Unknown extern function pci_iounmap [2022-11-25 23:20:47,182 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 23:20:47,182 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 23:20:47,183 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 23:20:47,183 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 23:20:47,183 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 23:20:47,183 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 23:20:47,184 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 23:20:47,197 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 23:20:47,201 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,201 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,202 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,202 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,205 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,205 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,206 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,206 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,209 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,209 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,209 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,210 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,213 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,213 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,214 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 23:20:47,214 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 23:20:47,222 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 23:20:47,222 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 23:20:47,226 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:20:47,230 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 23:20:47,231 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 23:20:47,231 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:20:47,232 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 23:20:47,233 WARN L623 FunctionHandler]: Unknown extern function ieee80211_alloc_hw [2022-11-25 23:20:47,233 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 23:20:47,233 WARN L623 FunctionHandler]: Unknown extern function ieee80211_free_hw [2022-11-25 23:20:47,234 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 23:20:47,234 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 23:20:47,236 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,236 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,236 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,237 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,239 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,240 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,240 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,241 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,241 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,242 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,242 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,243 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,243 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,243 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,244 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,244 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,245 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,245 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,246 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 23:20:47,250 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,252 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,253 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,254 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,254 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,255 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,255 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,255 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,256 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,256 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,256 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,256 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,256 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,257 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,257 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,257 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,257 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,257 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,258 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,258 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,258 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,258 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,258 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,259 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,259 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,259 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,259 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,259 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,260 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,261 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,261 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,261 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,261 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,305 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,306 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,306 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,306 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,306 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,307 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,307 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,307 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,307 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,308 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,308 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,308 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,308 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,309 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,309 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,309 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,309 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,310 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,310 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,310 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,310 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,311 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,311 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,311 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,311 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,312 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,312 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,312 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,312 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,313 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,313 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,313 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,314 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,317 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,318 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,319 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,321 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,321 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,321 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,321 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,322 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,322 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,322 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,322 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,322 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,323 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,323 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,323 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,323 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,324 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,324 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,324 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,325 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,325 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,326 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,326 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,326 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,327 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,327 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,327 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,328 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,328 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,328 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,328 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,328 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,329 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,329 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,329 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,329 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,330 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,330 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,330 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,330 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,331 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,331 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,331 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,331 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,332 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,332 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,332 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,332 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,333 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,333 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,333 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,333 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,333 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,334 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,334 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,334 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,334 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,335 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,335 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,335 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,335 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,336 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,336 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,336 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,336 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,337 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,337 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,337 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,337 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,338 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,338 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,338 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,338 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,338 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,339 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,339 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,339 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,340 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,340 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,340 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,340 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,340 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,341 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,341 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,341 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,341 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,342 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,342 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,342 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,342 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,343 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,343 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,343 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,344 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,346 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:47,346 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,349 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,351 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,353 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:47,359 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,361 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:47,365 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 23:20:47,367 WARN L623 FunctionHandler]: Unknown extern function ieee80211_frequency_to_channel [2022-11-25 23:20:47,374 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 23:20:47,374 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:20:47,375 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 23:20:47,396 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459471,459484] [2022-11-25 23:20:47,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459640,459653] [2022-11-25 23:20:47,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459807,459820] [2022-11-25 23:20:47,398 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i[459975,459988] [2022-11-25 23:20:47,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:20:47,610 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:20:47,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47 WrapperNode [2022-11-25 23:20:47,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:20:47,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:20:47,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:20:47,613 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:20:47,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:47,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:47,979 INFO L138 Inliner]: procedures = 522, calls = 3821, calls flagged for inlining = 276, calls inlined = 260, statements flattened = 6768 [2022-11-25 23:20:47,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:20:47,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:20:47,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:20:47,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:20:47,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:47,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,405 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:20:48,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:20:48,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:20:48,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:20:48,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (1/1) ... [2022-11-25 23:20:48,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:20:48,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:20:48,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:20:48,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd7c797b-5631-46f3-a048-77a464fe5513/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:20:48,571 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread8 [2022-11-25 23:20:48,571 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread8 [2022-11-25 23:20:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_frequency_to_channel [2022-11-25 23:20:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_frequency_to_channel [2022-11-25 23:20:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_tx_ring [2022-11-25 23:20:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_tx_ring [2022-11-25 23:20:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite8 [2022-11-25 23:20:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite8 [2022-11-25 23:20:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 23:20:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 23:20:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 23:20:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 23:20:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 23:20:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 23:20:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_init [2022-11-25 23:20:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_init [2022-11-25 23:20:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_calc_rssi [2022-11-25 23:20:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_calc_rssi [2022-11-25 23:20:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 23:20:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 23:20:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 23:20:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 23:20:48,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-25 23:20:48,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-25 23:20:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 23:20:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 23:20:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_write_phy_antenna [2022-11-25 23:20:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_write_phy_antenna [2022-11-25 23:20:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_init [2022-11-25 23:20:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_init [2022-11-25 23:20:48,575 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread32 [2022-11-25 23:20:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread32 [2022-11-25 23:20:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 23:20:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 23:20:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_free_rx_ring [2022-11-25 23:20:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_free_rx_ring [2022-11-25 23:20:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_bss_info_changed [2022-11-25 23:20:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_bss_info_changed [2022-11-25 23:20:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_calc_rssi [2022-11-25 23:20:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_calc_rssi [2022-11-25 23:20:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 23:20:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 23:20:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 23:20:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 23:20:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2022-11-25 23:20:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rtl8180_driver_exit_14_2 [2022-11-25 23:20:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:20:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_set_tx_power [2022-11-25 23:20:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_set_tx_power [2022-11-25 23:20:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_ioread16 [2022-11-25 23:20:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_ioread16 [2022-11-25 23:20:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_set_anaparam [2022-11-25 23:20:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_set_anaparam [2022-11-25 23:20:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 23:20:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2022-11-25 23:20:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2022-11-25 23:20:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_conf_erp [2022-11-25 23:20:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_conf_erp [2022-11-25 23:20:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 23:20:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 23:20:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 23:20:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 23:20:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_stop [2022-11-25 23:20:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_stop [2022-11-25 23:20:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 23:20:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 23:20:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 23:20:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_stop [2022-11-25 23:20:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_stop [2022-11-25 23:20:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:20:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 23:20:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 23:20:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_get_tsf [2022-11-25 23:20:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_get_tsf [2022-11-25 23:20:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 23:20:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 23:20:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-25 23:20:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-25 23:20:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 23:20:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 23:20:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 23:20:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 23:20:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-25 23:20:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-25 23:20:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_add_interface [2022-11-25 23:20:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_add_interface [2022-11-25 23:20:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_write_phy_antenna [2022-11-25 23:20:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_write_phy_antenna [2022-11-25 23:20:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 23:20:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 23:20:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 23:20:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 23:20:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_channel [2022-11-25 23:20:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_channel [2022-11-25 23:20:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_set_tx_power [2022-11-25 23:20:48,584 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_set_tx_power [2022-11-25 23:20:48,584 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_set_channel [2022-11-25 23:20:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_set_channel [2022-11-25 23:20:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 23:20:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 23:20:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-11-25 23:20:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-11-25 23:20:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:20:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 23:20:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 23:20:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 23:20:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 23:20:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:20:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-25 23:20:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-25 23:20:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-11-25 23:20:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-11-25 23:20:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_cck [2022-11-25 23:20:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_cck [2022-11-25 23:20:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 23:20:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 23:20:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 23:20:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 23:20:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:20:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 23:20:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 23:20:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 23:20:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 23:20:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_rts_cts_rate [2022-11-25 23:20:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_rts_cts_rate [2022-11-25 23:20:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_start [2022-11-25 23:20:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_start [2022-11-25 23:20:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_rf_set_channel [2022-11-25 23:20:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_rf_set_channel [2022-11-25 23:20:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 23:20:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 23:20:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_resume [2022-11-25 23:20:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_resume [2022-11-25 23:20:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write_phy_ofdm [2022-11-25 23:20:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write_phy_ofdm [2022-11-25 23:20:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rtl8180_priv [2022-11-25 23:20:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rtl8180_priv [2022-11-25 23:20:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_calc_rssi [2022-11-25 23:20:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_calc_rssi [2022-11-25 23:20:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_write_phy [2022-11-25 23:20:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_write_phy [2022-11-25 23:20:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-25 23:20:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-25 23:20:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:20:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:20:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 23:20:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 23:20:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure write_sa2400 [2022-11-25 23:20:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure write_sa2400 [2022-11-25 23:20:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 23:20:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 23:20:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 23:20:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 23:20:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_stop [2022-11-25 23:20:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_stop [2022-11-25 23:20:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 23:20:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 23:20:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2022-11-25 23:20:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2022-11-25 23:20:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_rf_init [2022-11-25 23:20:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_rf_init [2022-11-25 23:20:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225z2_rf_init [2022-11-25 23:20:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225z2_rf_init [2022-11-25 23:20:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove [2022-11-25 23:20:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove [2022-11-25 23:20:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-25 23:20:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-25 23:20:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-25 23:20:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-25 23:20:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 23:20:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 23:20:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure sa2400_rf_stop [2022-11-25 23:20:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure sa2400_rf_stop [2022-11-25 23:20:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 23:20:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 23:20:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-25 23:20:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-25 23:20:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_write [2022-11-25 23:20:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_write [2022-11-25 23:20:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:20:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure grf5101_write_phy_antenna [2022-11-25 23:20:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure grf5101_write_phy_antenna [2022-11-25 23:20:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:20:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:20:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-25 23:20:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-25 23:20:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 23:20:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 23:20:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure write_max2820 [2022-11-25 23:20:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure write_max2820 [2022-11-25 23:20:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure write_grf5101 [2022-11-25 23:20:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure write_grf5101 [2022-11-25 23:20:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_remove_interface [2022-11-25 23:20:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_remove_interface [2022-11-25 23:20:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2022-11-25 23:20:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2022-11-25 23:20:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-25 23:20:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-25 23:20:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8225_read [2022-11-25 23:20:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8225_read [2022-11-25 23:20:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure max2820_rf_set_channel [2022-11-25 23:20:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure max2820_rf_set_channel [2022-11-25 23:20:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:20:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_read [2022-11-25 23:20:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_read [2022-11-25 23:20:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-11-25 23:20:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-11-25 23:20:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 23:20:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 23:20:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_handle_tx [2022-11-25 23:20:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_handle_tx [2022-11-25 23:20:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_configure_filter [2022-11-25 23:20:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_configure_filter [2022-11-25 23:20:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2022-11-25 23:20:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rtl8180_priv [2022-11-25 23:20:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-25 23:20:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-25 23:20:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-25 23:20:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-25 23:20:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 23:20:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 23:20:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_prepare_multicast [2022-11-25 23:20:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_prepare_multicast [2022-11-25 23:20:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-25 23:20:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-25 23:20:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite32 [2022-11-25 23:20:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite32 [2022-11-25 23:20:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_93cx6_multiread [2022-11-25 23:20:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_93cx6_multiread [2022-11-25 23:20:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-25 23:20:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:20:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-25 23:20:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-25 23:20:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_config [2022-11-25 23:20:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_config [2022-11-25 23:20:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 23:20:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 23:20:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8180_tx [2022-11-25 23:20:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8180_tx [2022-11-25 23:20:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure rtl818x_iowrite16 [2022-11-25 23:20:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl818x_iowrite16 [2022-11-25 23:20:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2022-11-25 23:20:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2022-11-25 23:20:49,876 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:20:49,880 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:20:50,318 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 23:20:58,728 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 23:20:58,923 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:21:00,972 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:21:00,972 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 23:21:00,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:21:00 BoogieIcfgContainer [2022-11-25 23:21:00,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:21:00,980 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:21:00,981 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:21:00,984 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:21:00,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:20:42" (1/3) ... [2022-11-25 23:21:00,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73abccc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:21:00, skipping insertion in model container [2022-11-25 23:21:00,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:47" (2/3) ... [2022-11-25 23:21:00,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73abccc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:21:00, skipping insertion in model container [2022-11-25 23:21:00,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:21:00" (3/3) ... [2022-11-25 23:21:00,987 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-rtl818x-rtl8180-rtl8180.cil.i [2022-11-25 23:21:01,007 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:21:01,007 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-25 23:21:01,122 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 23:21:01,132 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1227357, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 23:21:01,132 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-25 23:21:01,145 INFO L276 IsEmpty]: Start isEmpty. Operand has 2498 states, 1174 states have (on average 1.2589437819420783) internal successors, (1478), 1212 states have internal predecessors, (1478), 1209 states have call successors, (1209), 113 states have call predecessors, (1209), 112 states have return successors, (1201), 1184 states have call predecessors, (1201), 1201 states have call successors, (1201) [2022-11-25 23:21:01,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-11-25 23:21:01,199 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:21:01,200 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:21:01,200 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:21:01,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:21:01,208 INFO L85 PathProgramCache]: Analyzing trace with hash 712637411, now seen corresponding path program 1 times [2022-11-25 23:21:01,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:21:01,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997232692] [2022-11-25 23:21:01,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:21:01,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:21:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:21:02,563 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2022-11-25 23:21:02,564 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:21:02,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997232692] [2022-11-25 23:21:02,565 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997232692] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:21:02,565 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:21:02,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:21:02,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735464889] [2022-11-25 23:21:02,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:21:02,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:21:02,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:21:02,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:21:02,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:21:02,627 INFO L87 Difference]: Start difference. First operand has 2498 states, 1174 states have (on average 1.2589437819420783) internal successors, (1478), 1212 states have internal predecessors, (1478), 1209 states have call successors, (1209), 113 states have call predecessors, (1209), 112 states have return successors, (1201), 1184 states have call predecessors, (1201), 1201 states have call successors, (1201) Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-25 23:21:08,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:21:09,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:21:09,758 INFO L93 Difference]: Finished difference Result 7268 states and 11407 transitions. [2022-11-25 23:21:09,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:21:09,761 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 381 [2022-11-25 23:21:09,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:21:09,826 INFO L225 Difference]: With dead ends: 7268 [2022-11-25 23:21:09,827 INFO L226 Difference]: Without dead ends: 4829 [2022-11-25 23:21:09,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:21:09,856 INFO L413 NwaCegarLoop]: 4677 mSDtfsCounter, 3680 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3685 SdHoareTripleChecker+Valid, 8184 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:21:09,857 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3685 Valid, 8184 Invalid, 704 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 696 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2022-11-25 23:21:09,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2022-11-25 23:21:10,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 4824. [2022-11-25 23:21:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4824 states, 2270 states have (on average 1.2559471365638766) internal successors, (2851), 2342 states have internal predecessors, (2851), 2331 states have call successors, (2331), 221 states have call predecessors, (2331), 220 states have return successors, (2332), 2292 states have call predecessors, (2332), 2327 states have call successors, (2332) [2022-11-25 23:21:10,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 4824 states and 7514 transitions. [2022-11-25 23:21:10,663 INFO L78 Accepts]: Start accepts. Automaton has 4824 states and 7514 transitions. Word has length 381 [2022-11-25 23:21:10,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:21:10,670 INFO L495 AbstractCegarLoop]: Abstraction has 4824 states and 7514 transitions. [2022-11-25 23:21:10,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-25 23:21:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4824 states and 7514 transitions. [2022-11-25 23:21:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-11-25 23:21:10,682 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:21:10,683 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:21:10,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 23:21:10,686 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:21:10,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:21:10,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1313352518, now seen corresponding path program 1 times [2022-11-25 23:21:10,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:21:10,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262986725] [2022-11-25 23:21:10,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:21:10,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:21:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:21:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5112 trivial. 0 not checked. [2022-11-25 23:21:11,488 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:21:11,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262986725] [2022-11-25 23:21:11,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262986725] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:21:11,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:21:11,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:21:11,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914571452] [2022-11-25 23:21:11,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:21:11,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:21:11,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:21:11,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:21:11,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:21:11,494 INFO L87 Difference]: Start difference. First operand 4824 states and 7514 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-25 23:21:14,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:21:16,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:21:18,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:21:21,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:21:21,163 INFO L93 Difference]: Finished difference Result 14102 states and 22043 transitions. [2022-11-25 23:21:21,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:21:21,163 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 383 [2022-11-25 23:21:21,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:21:21,279 INFO L225 Difference]: With dead ends: 14102 [2022-11-25 23:21:21,280 INFO L226 Difference]: Without dead ends: 9351 [2022-11-25 23:21:21,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:21:21,335 INFO L413 NwaCegarLoop]: 4676 mSDtfsCounter, 3590 mSDsluCounter, 3510 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3595 SdHoareTripleChecker+Valid, 8186 SdHoareTripleChecker+Invalid, 692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:21:21,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3595 Valid, 8186 Invalid, 692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 684 Invalid, 2 Unknown, 0 Unchecked, 8.9s Time] [2022-11-25 23:21:21,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9351 states. [2022-11-25 23:21:22,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9351 to 9323. [2022-11-25 23:21:22,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9323 states, 4361 states have (on average 1.2561339142398533) internal successors, (5478), 4500 states have internal predecessors, (5478), 4530 states have call successors, (4530), 432 states have call predecessors, (4530), 429 states have return successors, (4587), 4446 states have call predecessors, (4587), 4526 states have call successors, (4587) [2022-11-25 23:21:22,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9323 states to 9323 states and 14595 transitions. [2022-11-25 23:21:22,519 INFO L78 Accepts]: Start accepts. Automaton has 9323 states and 14595 transitions. Word has length 383 [2022-11-25 23:21:22,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:21:22,522 INFO L495 AbstractCegarLoop]: Abstraction has 9323 states and 14595 transitions. [2022-11-25 23:21:22,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-25 23:21:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 9323 states and 14595 transitions. [2022-11-25 23:21:22,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-11-25 23:21:22,540 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:21:22,541 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:21:22,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 23:21:22,542 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:21:22,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:21:22,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1969816813, now seen corresponding path program 1 times [2022-11-25 23:21:22,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:21:22,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174837715] [2022-11-25 23:21:22,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:21:22,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:21:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:21:23,938 INFO L134 CoverageAnalysis]: Checked inductivity of 5367 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5367 trivial. 0 not checked. [2022-11-25 23:21:23,938 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:21:23,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174837715] [2022-11-25 23:21:23,940 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174837715] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:21:23,940 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:21:23,940 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:21:23,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989952255] [2022-11-25 23:21:23,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:21:23,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:21:23,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:21:23,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:21:23,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:21:23,943 INFO L87 Difference]: Start difference. First operand 9323 states and 14595 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-25 23:21:29,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:21:30,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:21:30,066 INFO L93 Difference]: Finished difference Result 9348 states and 14620 transitions. [2022-11-25 23:21:30,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:21:30,067 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) Word has length 423 [2022-11-25 23:21:30,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:21:30,169 INFO L225 Difference]: With dead ends: 9348 [2022-11-25 23:21:30,169 INFO L226 Difference]: Without dead ends: 9346 [2022-11-25 23:21:30,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:21:30,183 INFO L413 NwaCegarLoop]: 3525 mSDtfsCounter, 3748 mSDsluCounter, 7055 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3764 SdHoareTripleChecker+Valid, 10580 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:21:30,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3764 Valid, 10580 Invalid, 1047 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1045 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2022-11-25 23:21:30,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9346 states. [2022-11-25 23:21:31,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9346 to 9344. [2022-11-25 23:21:31,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9344 states, 4373 states have (on average 1.25565973016236) internal successors, (5491), 4513 states have internal predecessors, (5491), 4532 states have call successors, (4532), 438 states have call predecessors, (4532), 436 states have return successors, (4594), 4448 states have call predecessors, (4594), 4528 states have call successors, (4594) [2022-11-25 23:21:31,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9344 states to 9344 states and 14617 transitions. [2022-11-25 23:21:31,221 INFO L78 Accepts]: Start accepts. Automaton has 9344 states and 14617 transitions. Word has length 423 [2022-11-25 23:21:31,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:21:31,222 INFO L495 AbstractCegarLoop]: Abstraction has 9344 states and 14617 transitions. [2022-11-25 23:21:31,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (47), 3 states have call predecessors, (47), 1 states have return successors, (45), 2 states have call predecessors, (45), 2 states have call successors, (45) [2022-11-25 23:21:31,223 INFO L276 IsEmpty]: Start isEmpty. Operand 9344 states and 14617 transitions. [2022-11-25 23:21:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2022-11-25 23:21:31,240 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:21:31,240 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:21:31,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 23:21:31,241 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:21:31,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:21:31,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1719394518, now seen corresponding path program 1 times [2022-11-25 23:21:31,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:21:31,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601735311] [2022-11-25 23:21:31,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:21:31,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:21:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:21:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 5376 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5374 trivial. 0 not checked. [2022-11-25 23:21:32,500 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:21:32,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601735311] [2022-11-25 23:21:32,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601735311] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:21:32,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:21:32,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:21:32,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622568649] [2022-11-25 23:21:32,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:21:32,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:21:32,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:21:32,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:21:32,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:21:32,505 INFO L87 Difference]: Start difference. First operand 9344 states and 14617 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-11-25 23:21:34,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:21:39,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:21:40,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:21:40,162 INFO L93 Difference]: Finished difference Result 9352 states and 14623 transitions. [2022-11-25 23:21:40,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:21:40,162 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 431 [2022-11-25 23:21:40,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:21:40,249 INFO L225 Difference]: With dead ends: 9352 [2022-11-25 23:21:40,249 INFO L226 Difference]: Without dead ends: 9350 [2022-11-25 23:21:40,259 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:21:40,263 INFO L413 NwaCegarLoop]: 3528 mSDtfsCounter, 3742 mSDsluCounter, 7055 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3757 SdHoareTripleChecker+Valid, 10583 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-11-25 23:21:40,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3757 Valid, 10583 Invalid, 1047 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1045 Invalid, 1 Unknown, 0 Unchecked, 7.0s Time] [2022-11-25 23:21:40,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9350 states. [2022-11-25 23:21:41,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9350 to 9348. [2022-11-25 23:21:41,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9348 states, 4376 states have (on average 1.2554844606946984) internal successors, (5494), 4516 states have internal predecessors, (5494), 4532 states have call successors, (4532), 439 states have call predecessors, (4532), 437 states have return successors, (4594), 4448 states have call predecessors, (4594), 4528 states have call successors, (4594) [2022-11-25 23:21:41,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9348 states to 9348 states and 14620 transitions. [2022-11-25 23:21:41,332 INFO L78 Accepts]: Start accepts. Automaton has 9348 states and 14620 transitions. Word has length 431 [2022-11-25 23:21:41,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:21:41,334 INFO L495 AbstractCegarLoop]: Abstraction has 9348 states and 14620 transitions. [2022-11-25 23:21:41,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-11-25 23:21:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 9348 states and 14620 transitions. [2022-11-25 23:21:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2022-11-25 23:21:41,353 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:21:41,353 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:21:41,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 23:21:41,353 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:21:41,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:21:41,354 INFO L85 PathProgramCache]: Analyzing trace with hash 350460814, now seen corresponding path program 1 times [2022-11-25 23:21:41,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:21:41,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471803688] [2022-11-25 23:21:41,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:21:41,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:21:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:21:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5383 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5379 trivial. 0 not checked. [2022-11-25 23:21:42,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:21:42,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471803688] [2022-11-25 23:21:42,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471803688] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:21:42,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:21:42,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:21:42,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775766693] [2022-11-25 23:21:42,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:21:42,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:21:42,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:21:42,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:21:42,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:21:42,423 INFO L87 Difference]: Start difference. First operand 9348 states and 14620 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-11-25 23:21:45,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:21:47,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:21:51,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:21:52,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:21:52,903 INFO L93 Difference]: Finished difference Result 9356 states and 14626 transitions. [2022-11-25 23:21:52,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:21:52,904 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 437 [2022-11-25 23:21:52,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:21:52,977 INFO L225 Difference]: With dead ends: 9356 [2022-11-25 23:21:52,977 INFO L226 Difference]: Without dead ends: 9354 [2022-11-25 23:21:52,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:21:52,989 INFO L413 NwaCegarLoop]: 3528 mSDtfsCounter, 3742 mSDsluCounter, 7055 mSDsCounter, 0 mSdLazyCounter, 1043 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3756 SdHoareTripleChecker+Valid, 10583 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1043 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:21:52,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3756 Valid, 10583 Invalid, 1047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1043 Invalid, 3 Unknown, 0 Unchecked, 9.9s Time] [2022-11-25 23:21:53,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9354 states. [2022-11-25 23:21:54,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9354 to 9352. [2022-11-25 23:21:54,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9352 states, 4379 states have (on average 1.2553094313770268) internal successors, (5497), 4519 states have internal predecessors, (5497), 4532 states have call successors, (4532), 440 states have call predecessors, (4532), 438 states have return successors, (4594), 4448 states have call predecessors, (4594), 4528 states have call successors, (4594) [2022-11-25 23:21:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9352 states to 9352 states and 14623 transitions. [2022-11-25 23:21:54,136 INFO L78 Accepts]: Start accepts. Automaton has 9352 states and 14623 transitions. Word has length 437 [2022-11-25 23:21:54,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:21:54,137 INFO L495 AbstractCegarLoop]: Abstraction has 9352 states and 14623 transitions. [2022-11-25 23:21:54,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-11-25 23:21:54,138 INFO L276 IsEmpty]: Start isEmpty. Operand 9352 states and 14623 transitions. [2022-11-25 23:21:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2022-11-25 23:21:54,168 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:21:54,168 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:21:54,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 23:21:54,169 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:21:54,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:21:54,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1586869480, now seen corresponding path program 1 times [2022-11-25 23:21:54,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:21:54,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461634990] [2022-11-25 23:21:54,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:21:54,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:21:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:21:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 5393 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5387 trivial. 0 not checked. [2022-11-25 23:21:55,200 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:21:55,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461634990] [2022-11-25 23:21:55,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461634990] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:21:55,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:21:55,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:21:55,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715138184] [2022-11-25 23:21:55,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:21:55,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:21:55,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:21:55,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:21:55,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:21:55,204 INFO L87 Difference]: Start difference. First operand 9352 states and 14623 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-25 23:21:56,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:21:59,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:22:02,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:22:03,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:03,986 INFO L93 Difference]: Finished difference Result 9360 states and 14629 transitions. [2022-11-25 23:22:03,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:22:03,987 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 442 [2022-11-25 23:22:03,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:04,055 INFO L225 Difference]: With dead ends: 9360 [2022-11-25 23:22:04,055 INFO L226 Difference]: Without dead ends: 9358 [2022-11-25 23:22:04,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:22:04,067 INFO L413 NwaCegarLoop]: 3528 mSDtfsCounter, 3742 mSDsluCounter, 7055 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3755 SdHoareTripleChecker+Valid, 10583 SdHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:04,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3755 Valid, 10583 Invalid, 1047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1045 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2022-11-25 23:22:04,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9358 states. [2022-11-25 23:22:05,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9358 to 9356. [2022-11-25 23:22:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9356 states, 4382 states have (on average 1.2551346417161113) internal successors, (5500), 4522 states have internal predecessors, (5500), 4532 states have call successors, (4532), 441 states have call predecessors, (4532), 439 states have return successors, (4594), 4448 states have call predecessors, (4594), 4528 states have call successors, (4594) [2022-11-25 23:22:05,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9356 states to 9356 states and 14626 transitions. [2022-11-25 23:22:05,138 INFO L78 Accepts]: Start accepts. Automaton has 9356 states and 14626 transitions. Word has length 442 [2022-11-25 23:22:05,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:05,139 INFO L495 AbstractCegarLoop]: Abstraction has 9356 states and 14626 transitions. [2022-11-25 23:22:05,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-25 23:22:05,139 INFO L276 IsEmpty]: Start isEmpty. Operand 9356 states and 14626 transitions. [2022-11-25 23:22:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2022-11-25 23:22:05,158 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:05,159 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:05,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 23:22:05,159 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:22:05,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:05,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1761838194, now seen corresponding path program 1 times [2022-11-25 23:22:05,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:05,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596798193] [2022-11-25 23:22:05,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:05,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 5407 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5399 trivial. 0 not checked. [2022-11-25 23:22:06,111 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:06,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596798193] [2022-11-25 23:22:06,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596798193] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:06,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:06,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:22:06,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617514196] [2022-11-25 23:22:06,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:06,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:22:06,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:06,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:22:06,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:22:06,114 INFO L87 Difference]: Start difference. First operand 9356 states and 14626 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-11-25 23:22:08,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:22:12,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:22:13,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:13,423 INFO L93 Difference]: Finished difference Result 9396 states and 14664 transitions. [2022-11-25 23:22:13,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:22:13,424 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 447 [2022-11-25 23:22:13,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:13,489 INFO L225 Difference]: With dead ends: 9396 [2022-11-25 23:22:13,490 INFO L226 Difference]: Without dead ends: 9394 [2022-11-25 23:22:13,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:22:13,500 INFO L413 NwaCegarLoop]: 3528 mSDtfsCounter, 3729 mSDsluCounter, 7068 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3745 SdHoareTripleChecker+Valid, 10596 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:13,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3745 Valid, 10596 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1050 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2022-11-25 23:22:13,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9394 states. [2022-11-25 23:22:14,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9394 to 9384. [2022-11-25 23:22:14,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9384 states, 4397 states have (on average 1.2542642710939276) internal successors, (5515), 4537 states have internal predecessors, (5515), 4532 states have call successors, (4532), 454 states have call predecessors, (4532), 452 states have return successors, (4594), 4448 states have call predecessors, (4594), 4528 states have call successors, (4594) [2022-11-25 23:22:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9384 states to 9384 states and 14641 transitions. [2022-11-25 23:22:14,574 INFO L78 Accepts]: Start accepts. Automaton has 9384 states and 14641 transitions. Word has length 447 [2022-11-25 23:22:14,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:14,574 INFO L495 AbstractCegarLoop]: Abstraction has 9384 states and 14641 transitions. [2022-11-25 23:22:14,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (53), 3 states have call predecessors, (53), 1 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-11-25 23:22:14,575 INFO L276 IsEmpty]: Start isEmpty. Operand 9384 states and 14641 transitions. [2022-11-25 23:22:14,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2022-11-25 23:22:14,592 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:14,593 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 6, 5, 5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:14,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 23:22:14,593 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:22:14,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:14,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1455225752, now seen corresponding path program 1 times [2022-11-25 23:22:14,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:14,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112900003] [2022-11-25 23:22:14,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:14,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5425 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5415 trivial. 0 not checked. [2022-11-25 23:22:15,701 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:15,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112900003] [2022-11-25 23:22:15,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112900003] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:15,702 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:15,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:22:15,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886943438] [2022-11-25 23:22:15,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:15,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:22:15,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:15,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:22:15,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:22:15,704 INFO L87 Difference]: Start difference. First operand 9384 states and 14641 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-25 23:22:17,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:22:21,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:22:22,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:22,793 INFO L93 Difference]: Finished difference Result 9400 states and 14667 transitions. [2022-11-25 23:22:22,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:22:22,793 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 452 [2022-11-25 23:22:22,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:22,850 INFO L225 Difference]: With dead ends: 9400 [2022-11-25 23:22:22,851 INFO L226 Difference]: Without dead ends: 9398 [2022-11-25 23:22:22,859 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:22:22,860 INFO L413 NwaCegarLoop]: 3528 mSDtfsCounter, 3729 mSDsluCounter, 7068 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3744 SdHoareTripleChecker+Valid, 10596 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:22,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3744 Valid, 10596 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1050 Invalid, 2 Unknown, 0 Unchecked, 6.4s Time] [2022-11-25 23:22:22,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9398 states. [2022-11-25 23:22:24,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9398 to 9388. [2022-11-25 23:22:24,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9388 states, 4400 states have (on average 1.2540909090909091) internal successors, (5518), 4540 states have internal predecessors, (5518), 4532 states have call successors, (4532), 455 states have call predecessors, (4532), 453 states have return successors, (4594), 4448 states have call predecessors, (4594), 4528 states have call successors, (4594) [2022-11-25 23:22:24,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9388 states to 9388 states and 14644 transitions. [2022-11-25 23:22:24,064 INFO L78 Accepts]: Start accepts. Automaton has 9388 states and 14644 transitions. Word has length 452 [2022-11-25 23:22:24,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:24,065 INFO L495 AbstractCegarLoop]: Abstraction has 9388 states and 14644 transitions. [2022-11-25 23:22:24,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-25 23:22:24,065 INFO L276 IsEmpty]: Start isEmpty. Operand 9388 states and 14644 transitions. [2022-11-25 23:22:24,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2022-11-25 23:22:24,082 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:24,082 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 7, 6, 6, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:24,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 23:22:24,083 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:22:24,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:24,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1242826784, now seen corresponding path program 1 times [2022-11-25 23:22:24,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:24,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131086511] [2022-11-25 23:22:24,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:24,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:25,001 INFO L134 CoverageAnalysis]: Checked inductivity of 5446 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5434 trivial. 0 not checked. [2022-11-25 23:22:25,001 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:25,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131086511] [2022-11-25 23:22:25,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131086511] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:25,001 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:25,002 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:22:25,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641687533] [2022-11-25 23:22:25,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:25,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:22:25,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:25,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:22:25,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:22:25,004 INFO L87 Difference]: Start difference. First operand 9388 states and 14644 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 23:22:27,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:22:28,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:22:32,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:22:33,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:33,835 INFO L93 Difference]: Finished difference Result 9572 states and 14819 transitions. [2022-11-25 23:22:33,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:22:33,836 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 456 [2022-11-25 23:22:33,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:33,899 INFO L225 Difference]: With dead ends: 9572 [2022-11-25 23:22:33,899 INFO L226 Difference]: Without dead ends: 9570 [2022-11-25 23:22:33,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:22:33,906 INFO L413 NwaCegarLoop]: 3535 mSDtfsCounter, 3614 mSDsluCounter, 7228 mSDsCounter, 0 mSdLazyCounter, 1079 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3619 SdHoareTripleChecker+Valid, 10763 SdHoareTripleChecker+Invalid, 1082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1079 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:33,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3619 Valid, 10763 Invalid, 1082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1079 Invalid, 1 Unknown, 0 Unchecked, 7.9s Time] [2022-11-25 23:22:33,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9570 states. [2022-11-25 23:22:34,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9570 to 9566. [2022-11-25 23:22:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9566 states, 4497 states have (on average 1.2508338892595063) internal successors, (5625), 4637 states have internal predecessors, (5625), 4563 states have call successors, (4563), 505 states have call predecessors, (4563), 503 states have return successors, (4625), 4479 states have call predecessors, (4625), 4559 states have call successors, (4625) [2022-11-25 23:22:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9566 states to 9566 states and 14813 transitions. [2022-11-25 23:22:34,988 INFO L78 Accepts]: Start accepts. Automaton has 9566 states and 14813 transitions. Word has length 456 [2022-11-25 23:22:34,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:34,989 INFO L495 AbstractCegarLoop]: Abstraction has 9566 states and 14813 transitions. [2022-11-25 23:22:34,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 23:22:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 9566 states and 14813 transitions. [2022-11-25 23:22:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2022-11-25 23:22:35,005 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:35,005 INFO L195 NwaCegarLoop]: trace histogram [40, 36, 36, 36, 36, 36, 36, 8, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:35,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 23:22:35,006 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:22:35,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:35,006 INFO L85 PathProgramCache]: Analyzing trace with hash -597469655, now seen corresponding path program 1 times [2022-11-25 23:22:35,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:35,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561350696] [2022-11-25 23:22:35,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:35,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:36,068 INFO L134 CoverageAnalysis]: Checked inductivity of 5465 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5451 trivial. 0 not checked. [2022-11-25 23:22:36,068 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:36,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561350696] [2022-11-25 23:22:36,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561350696] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:36,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:36,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 23:22:36,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296705048] [2022-11-25 23:22:36,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:36,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 23:22:36,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:36,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 23:22:36,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 23:22:36,071 INFO L87 Difference]: Start difference. First operand 9566 states and 14813 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-25 23:22:38,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:22:41,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:22:42,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:42,681 INFO L93 Difference]: Finished difference Result 9582 states and 14839 transitions. [2022-11-25 23:22:42,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 23:22:42,682 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 458 [2022-11-25 23:22:42,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:42,714 INFO L225 Difference]: With dead ends: 9582 [2022-11-25 23:22:42,714 INFO L226 Difference]: Without dead ends: 9580 [2022-11-25 23:22:42,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 23:22:42,719 INFO L413 NwaCegarLoop]: 3529 mSDtfsCounter, 3729 mSDsluCounter, 7070 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3742 SdHoareTripleChecker+Valid, 10599 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:42,719 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3742 Valid, 10599 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1050 Invalid, 2 Unknown, 0 Unchecked, 5.8s Time] [2022-11-25 23:22:42,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9580 states. [2022-11-25 23:22:43,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9580 to 9570. [2022-11-25 23:22:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9570 states, 4500 states have (on average 1.2506666666666666) internal successors, (5628), 4640 states have internal predecessors, (5628), 4563 states have call successors, (4563), 506 states have call predecessors, (4563), 504 states have return successors, (4625), 4479 states have call predecessors, (4625), 4559 states have call successors, (4625) [2022-11-25 23:22:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9570 states to 9570 states and 14816 transitions. [2022-11-25 23:22:43,642 INFO L78 Accepts]: Start accepts. Automaton has 9570 states and 14816 transitions. Word has length 458 [2022-11-25 23:22:43,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:43,643 INFO L495 AbstractCegarLoop]: Abstraction has 9570 states and 14816 transitions. [2022-11-25 23:22:43,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2022-11-25 23:22:43,644 INFO L276 IsEmpty]: Start isEmpty. Operand 9570 states and 14816 transitions. [2022-11-25 23:22:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2022-11-25 23:22:43,670 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:43,670 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:43,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 23:22:43,671 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:22:43,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:43,672 INFO L85 PathProgramCache]: Analyzing trace with hash 531185003, now seen corresponding path program 1 times [2022-11-25 23:22:43,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:43,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242994864] [2022-11-25 23:22:43,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:43,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:44,281 INFO L134 CoverageAnalysis]: Checked inductivity of 5138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5138 trivial. 0 not checked. [2022-11-25 23:22:44,282 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:44,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242994864] [2022-11-25 23:22:44,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242994864] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:44,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:44,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:44,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108051060] [2022-11-25 23:22:44,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:44,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:44,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:44,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:44,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:44,285 INFO L87 Difference]: Start difference. First operand 9570 states and 14816 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-25 23:22:47,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:22:49,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:22:52,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:22:52,427 INFO L93 Difference]: Finished difference Result 28281 states and 43897 transitions. [2022-11-25 23:22:52,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:22:52,427 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 463 [2022-11-25 23:22:52,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:22:52,557 INFO L225 Difference]: With dead ends: 28281 [2022-11-25 23:22:52,557 INFO L226 Difference]: Without dead ends: 18784 [2022-11-25 23:22:52,636 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:52,637 INFO L413 NwaCegarLoop]: 4682 mSDtfsCounter, 3618 mSDsluCounter, 3472 mSDsCounter, 0 mSdLazyCounter, 746 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3622 SdHoareTripleChecker+Valid, 8154 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 746 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-11-25 23:22:52,637 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3622 Valid, 8154 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 746 Invalid, 1 Unknown, 0 Unchecked, 6.5s Time] [2022-11-25 23:22:52,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18784 states. [2022-11-25 23:22:54,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18784 to 18708. [2022-11-25 23:22:54,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18708 states, 8764 states have (on average 1.245778183477864) internal successors, (10918), 9040 states have internal predecessors, (10918), 8953 states have call successors, (8953), 992 states have call predecessors, (8953), 988 states have return successors, (9191), 8787 states have call predecessors, (9191), 8949 states have call successors, (9191) [2022-11-25 23:22:54,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18708 states to 18708 states and 29062 transitions. [2022-11-25 23:22:54,677 INFO L78 Accepts]: Start accepts. Automaton has 18708 states and 29062 transitions. Word has length 463 [2022-11-25 23:22:54,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:22:54,678 INFO L495 AbstractCegarLoop]: Abstraction has 18708 states and 29062 transitions. [2022-11-25 23:22:54,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-25 23:22:54,678 INFO L276 IsEmpty]: Start isEmpty. Operand 18708 states and 29062 transitions. [2022-11-25 23:22:54,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2022-11-25 23:22:54,686 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:22:54,687 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:22:54,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 23:22:54,687 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:22:54,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:22:54,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1801993048, now seen corresponding path program 1 times [2022-11-25 23:22:54,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:22:54,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924065662] [2022-11-25 23:22:54,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:22:54,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:22:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:22:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 5138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5138 trivial. 0 not checked. [2022-11-25 23:22:55,175 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:22:55,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924065662] [2022-11-25 23:22:55,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924065662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:22:55,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:22:55,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:22:55,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227424513] [2022-11-25 23:22:55,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:22:55,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:22:55,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:22:55,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:22:55,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:22:55,178 INFO L87 Difference]: Start difference. First operand 18708 states and 29062 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-25 23:22:56,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:23:00,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:23:03,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:23:06,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:23:06,533 INFO L93 Difference]: Finished difference Result 55442 states and 86296 transitions. [2022-11-25 23:23:06,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:23:06,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 462 [2022-11-25 23:23:06,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:23:06,766 INFO L225 Difference]: With dead ends: 55442 [2022-11-25 23:23:06,766 INFO L226 Difference]: Without dead ends: 36807 [2022-11-25 23:23:06,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:06,872 INFO L413 NwaCegarLoop]: 4674 mSDtfsCounter, 3629 mSDsluCounter, 3472 mSDsCounter, 0 mSdLazyCounter, 745 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3629 SdHoareTripleChecker+Valid, 8146 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 745 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2022-11-25 23:23:06,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3629 Valid, 8146 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 745 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2022-11-25 23:23:06,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36807 states. [2022-11-25 23:23:11,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36807 to 36726. [2022-11-25 23:23:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36726 states, 17141 states have (on average 1.2396009567703168) internal successors, (21248), 17691 states have internal predecessors, (21248), 17623 states have call successors, (17623), 1966 states have call predecessors, (17623), 1959 states have return successors, (18287), 17292 states have call predecessors, (18287), 17619 states have call successors, (18287) [2022-11-25 23:23:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36726 states to 36726 states and 57158 transitions. [2022-11-25 23:23:11,382 INFO L78 Accepts]: Start accepts. Automaton has 36726 states and 57158 transitions. Word has length 462 [2022-11-25 23:23:11,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 23:23:11,383 INFO L495 AbstractCegarLoop]: Abstraction has 36726 states and 57158 transitions. [2022-11-25 23:23:11,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-25 23:23:11,383 INFO L276 IsEmpty]: Start isEmpty. Operand 36726 states and 57158 transitions. [2022-11-25 23:23:11,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-11-25 23:23:11,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 23:23:11,395 INFO L195 NwaCegarLoop]: trace histogram [37, 36, 36, 36, 36, 36, 36, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 23:23:11,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 23:23:11,396 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 23:23:11,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 23:23:11,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1027882331, now seen corresponding path program 1 times [2022-11-25 23:23:11,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 23:23:11,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19855967] [2022-11-25 23:23:11,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 23:23:11,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 23:23:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 23:23:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5138 trivial. 0 not checked. [2022-11-25 23:23:12,137 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 23:23:12,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19855967] [2022-11-25 23:23:12,138 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19855967] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 23:23:12,138 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 23:23:12,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 23:23:12,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704131158] [2022-11-25 23:23:12,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 23:23:12,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 23:23:12,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 23:23:12,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 23:23:12,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:12,140 INFO L87 Difference]: Start difference. First operand 36726 states and 57158 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2022-11-25 23:23:14,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:23:16,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 23:23:19,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 23:23:27,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 23:23:27,525 INFO L93 Difference]: Finished difference Result 108946 states and 169818 transitions. [2022-11-25 23:23:27,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 23:23:27,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 461 [2022-11-25 23:23:27,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 23:23:28,098 INFO L225 Difference]: With dead ends: 108946 [2022-11-25 23:23:28,098 INFO L226 Difference]: Without dead ends: 72293 [2022-11-25 23:23:28,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 23:23:28,289 INFO L413 NwaCegarLoop]: 4679 mSDtfsCounter, 3619 mSDsluCounter, 3472 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3623 SdHoareTripleChecker+Valid, 8151 SdHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-11-25 23:23:28,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3623 Valid, 8151 Invalid, 760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 743 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2022-11-25 23:23:28,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72293 states.