./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 03e2d0e28997af6c53edeab79acb28db60116030b3545ebb50af81c3e69fe889 --- 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 15:30:10,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 15:30:10,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 15:30:10,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 15:30:10,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 15:30:10,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 15:30:10,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 15:30:10,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 15:30:10,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 15:30:10,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 15:30:10,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 15:30:10,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 15:30:10,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 15:30:10,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 15:30:10,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 15:30:11,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 15:30:11,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 15:30:11,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 15:30:11,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 15:30:11,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 15:30:11,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 15:30:11,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 15:30:11,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 15:30:11,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 15:30:11,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 15:30:11,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 15:30:11,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 15:30:11,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 15:30:11,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 15:30:11,040 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 15:30:11,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 15:30:11,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 15:30:11,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 15:30:11,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 15:30:11,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 15:30:11,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 15:30:11,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 15:30:11,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 15:30:11,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 15:30:11,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 15:30:11,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 15:30:11,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 15:30:11,098 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 15:30:11,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 15:30:11,099 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 15:30:11,099 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 15:30:11,100 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 15:30:11,100 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 15:30:11,101 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 15:30:11,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 15:30:11,101 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 15:30:11,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 15:30:11,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 15:30:11,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 15:30:11,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 15:30:11,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 15:30:11,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 15:30:11,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 15:30:11,104 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 15:30:11,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 15:30:11,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 15:30:11,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 15:30:11,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 15:30:11,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:30:11,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 15:30:11,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 15:30:11,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 15:30:11,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 15:30:11,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 15:30:11,107 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 15:30:11,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 15:30:11,107 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 15:30:11,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 15:30:11,108 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03e2d0e28997af6c53edeab79acb28db60116030b3545ebb50af81c3e69fe889 [2022-11-25 15:30:11,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 15:30:11,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 15:30:11,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 15:30:11,450 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 15:30:11,451 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 15:30:11,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i [2022-11-25 15:30:14,587 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 15:30:15,692 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 15:30:15,693 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i [2022-11-25 15:30:15,788 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/data/3204afde6/387ddb7070404fae949d9ec6cf654530/FLAGd694b1c04 [2022-11-25 15:30:15,809 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/data/3204afde6/387ddb7070404fae949d9ec6cf654530 [2022-11-25 15:30:15,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 15:30:15,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 15:30:15,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 15:30:15,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 15:30:15,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 15:30:15,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:30:15" (1/1) ... [2022-11-25 15:30:15,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142e662a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:15, skipping insertion in model container [2022-11-25 15:30:15,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:30:15" (1/1) ... [2022-11-25 15:30:15,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 15:30:16,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 15:30:17,037 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:30:17,069 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:30:17,166 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:30:17,179 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:30:17,179 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:30:17,196 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:30:17,305 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 15:30:17,360 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 15:30:17,361 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 15:30:17,376 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:30:17,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,398 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 15:30:17,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,516 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,523 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:30:17,530 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,541 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:30:17,551 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:17,552 WARN L623 FunctionHandler]: Unknown extern function skb_copy_expand [2022-11-25 15:30:17,553 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 15:30:17,556 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:17,560 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:30:17,560 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:17,560 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:30:17,563 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-11-25 15:30:17,564 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:17,564 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 15:30:17,566 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-25 15:30:17,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,574 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,574 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:30:17,607 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:30:17,705 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:17,737 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 15:30:17,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,814 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:17,834 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,846 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:30:17,854 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:30:17,856 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:30:17,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,857 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:17,857 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:30:17,860 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:17,862 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 15:30:17,863 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:17,863 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:30:17,864 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-25 15:30:17,865 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:30:17,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,866 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:17,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:17,873 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:30:17,873 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:17,874 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:30:17,912 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,914 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,915 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,915 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,917 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,917 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,917 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,918 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:17,989 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:30:17,995 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:30:18,012 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 15:30:18,105 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,318 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,328 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:18,330 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,332 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,336 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,351 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:30:18,352 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,366 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 15:30:18,371 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 15:30:18,394 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,395 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,396 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,397 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,398 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,434 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,435 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,451 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,490 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,506 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,513 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,514 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,521 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-25 15:30:18,522 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-25 15:30:18,530 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,532 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,534 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,542 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,543 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,629 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,643 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,655 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,656 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,675 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,676 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,683 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,684 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,692 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,693 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,722 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,722 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,744 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,757 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:18,764 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:18,765 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,766 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:18,766 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,767 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,776 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:18,776 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,777 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,783 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:18,785 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:18,785 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,785 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,786 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,792 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:18,794 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,801 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,802 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,803 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,815 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:18,816 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,816 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:18,817 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,824 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,832 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,855 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-25 15:30:18,856 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,863 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-25 15:30:18,864 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,871 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:30:18,872 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-25 15:30:18,872 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:30:18,875 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:18,876 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:18,877 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:18,879 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,880 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:18,880 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,881 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,881 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:18,882 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:18,883 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:18,884 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:18,885 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,893 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,893 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:18,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,914 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,915 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,916 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,917 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,919 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,920 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:18,923 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:18,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,925 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:18,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,989 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,991 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,992 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,992 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:18,999 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,000 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,001 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,002 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,009 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:19,011 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:19,011 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-11-25 15:30:19,106 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 15:30:19,115 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 15:30:19,138 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 15:30:19,184 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 15:30:19,191 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:30:19,192 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 15:30:19,329 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,329 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,329 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,330 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-25 15:30:19,330 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,331 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,332 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 15:30:19,333 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,334 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 15:30:19,334 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,335 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,335 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,339 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:30:19,347 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:30:19,347 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:30:19,354 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,355 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 15:30:19,355 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,355 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:19,356 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 15:30:19,356 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-25 15:30:19,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,364 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,371 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:30:19,371 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-25 15:30:19,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,372 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:30:19,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,373 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:19,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,373 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:19,374 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:19,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,379 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,381 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,382 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,383 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 15:30:19,384 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:19,385 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:30:19,392 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:30:19,393 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:30:19,397 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:30:19,397 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:19,397 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:30:19,398 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:19,398 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:30:19,398 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:30:19,399 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:30:19,399 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:30:19,399 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:30:19,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,479 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 15:30:19,480 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 15:30:19,480 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 15:30:19,482 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 15:30:19,483 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 15:30:19,483 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:30:19,615 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-25 15:30:19,622 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 15:30:19,628 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-11-25 15:30:19,708 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 15:30:19,726 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 15:30:19,793 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_106 [2022-11-25 15:30:19,793 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_107 [2022-11-25 15:30:19,794 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_108 [2022-11-25 15:30:19,794 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_109 [2022-11-25 15:30:19,794 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_110 [2022-11-25 15:30:19,794 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_111 [2022-11-25 15:30:19,795 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_112 [2022-11-25 15:30:19,795 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_113 [2022-11-25 15:30:19,819 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:30:19,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,824 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 15:30:19,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,829 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,832 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,832 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:30:19,833 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 15:30:19,834 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,838 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,839 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-25 15:30:19,839 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:30:19,839 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:30:19,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,842 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-25 15:30:19,842 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:30:19,842 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:30:19,848 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 15:30:19,849 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:30:19,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,851 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:30:19,851 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,851 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 15:30:19,852 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:30:19,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:19,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:20,085 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:20,086 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:20,086 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:20,086 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:20,086 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:20,087 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:20,089 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 15:30:20,091 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:30:20,092 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:30:20,097 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:30:20,102 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:30:20,103 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:30:20,103 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:30:20,103 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 15:30:20,104 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:30:20,104 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 15:30:20,104 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 15:30:20,134 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-11-25 15:30:20,135 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:20,135 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:20,149 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:20,150 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:20,155 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-25 15:30:20,158 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-25 15:30:20,158 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:20,161 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:20,206 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:20,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:20,210 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-25 15:30:20,210 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-25 15:30:20,211 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:20,217 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:20,279 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 15:30:20,279 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 15:30:20,291 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 15:30:21,083 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482333,482346] [2022-11-25 15:30:21,096 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482502,482515] [2022-11-25 15:30:21,097 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482669,482682] [2022-11-25 15:30:21,098 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482837,482850] [2022-11-25 15:30:21,107 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,110 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,112 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,120 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,144 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,145 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,145 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:30:21,316 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 15:30:21,501 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 15:30:21,502 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 15:30:21,507 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:30:21,509 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 15:30:21,509 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 15:30:21,512 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 15:30:21,515 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 15:30:21,517 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 15:30:21,517 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 15:30:21,518 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:30:21,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,519 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-25 15:30:21,527 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,528 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,530 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:30:21,531 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,533 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:30:21,535 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:21,535 WARN L623 FunctionHandler]: Unknown extern function skb_copy_expand [2022-11-25 15:30:21,536 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-25 15:30:21,537 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:21,540 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:30:21,540 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:21,540 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 15:30:21,546 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-11-25 15:30:21,547 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-25 15:30:21,548 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 15:30:21,549 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-25 15:30:21,550 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,556 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,560 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:30:21,562 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 15:30:21,563 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:21,564 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 15:30:21,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,580 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,583 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,585 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,589 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,591 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,593 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:30:21,594 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:30:21,595 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:30:21,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,595 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,596 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:30:21,598 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,599 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 15:30:21,602 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:21,602 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:30:21,603 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-25 15:30:21,603 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 15:30:21,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,604 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,605 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,609 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:30:21,609 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,610 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 15:30:21,610 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,611 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,612 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,612 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,613 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,614 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,614 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,615 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,617 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:30:21,617 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 15:30:21,618 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 15:30:21,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,635 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:21,636 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,637 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,638 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,639 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 15:30:21,639 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,642 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 15:30:21,643 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-25 15:30:21,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,648 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,648 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,649 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,650 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,657 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,658 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,660 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,673 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,678 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,679 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,679 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,680 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-25 15:30:21,681 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-25 15:30:21,682 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,684 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,686 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,688 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,688 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,710 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,716 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,716 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,719 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,719 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,724 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,724 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,726 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,727 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,738 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,739 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,742 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,744 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:21,745 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:21,745 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,746 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:21,746 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,746 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,748 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:21,748 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,749 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,750 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:21,751 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:21,751 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,751 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,752 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,753 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:21,754 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,756 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,756 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,757 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,758 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible_nested [2022-11-25 15:30:21,758 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,759 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:21,760 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,761 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,763 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,767 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-25 15:30:21,830 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,831 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-25 15:30:21,832 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,832 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:30:21,833 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-25 15:30:21,834 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:30:21,835 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:21,835 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:21,836 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:21,837 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,837 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-25 15:30:21,838 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,838 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,839 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 15:30:21,839 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:21,840 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 15:30:21,840 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:21,841 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,843 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 15:30:21,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,849 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,851 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,851 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,852 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,853 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,853 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,854 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,857 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,859 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,866 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,867 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,869 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,871 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,871 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-11-25 15:30:21,880 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 15:30:21,881 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 15:30:21,881 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 15:30:21,885 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 15:30:21,886 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 15:30:21,887 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 15:30:21,890 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,890 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,890 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,891 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-25 15:30:21,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,892 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,893 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 15:30:21,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,895 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-25 15:30:21,896 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,896 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,896 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,899 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 15:30:21,902 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 15:30:21,902 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 15:30:21,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,904 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-25 15:30:21,904 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,905 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 15:30:21,905 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 15:30:21,905 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-25 15:30:21,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,907 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,908 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-25 15:30:21,909 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-25 15:30:21,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,909 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 15:30:21,910 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,910 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:21,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,911 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,911 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:21,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,920 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,921 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,922 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,924 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 15:30:21,925 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:21,926 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 15:30:21,926 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:30:21,927 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 15:30:21,941 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:30:21,942 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:21,942 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 15:30:21,942 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 15:30:21,943 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 15:30:21,943 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:30:21,943 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:30:21,944 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 15:30:21,944 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 15:30:21,947 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,952 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 15:30:21,952 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-25 15:30:21,953 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 15:30:21,960 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 15:30:21,960 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 15:30:21,961 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:30:21,962 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-25 15:30:21,965 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-25 15:30:21,966 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-11-25 15:30:21,968 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 15:30:21,969 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 15:30:21,970 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_106 [2022-11-25 15:30:21,970 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_107 [2022-11-25 15:30:21,970 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_108 [2022-11-25 15:30:21,971 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_109 [2022-11-25 15:30:21,971 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_110 [2022-11-25 15:30:21,971 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_111 [2022-11-25 15:30:21,971 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_112 [2022-11-25 15:30:21,972 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_113 [2022-11-25 15:30:21,973 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:30:21,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,982 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 15:30:21,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,983 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,983 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,984 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 15:30:21,984 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 15:30:21,984 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,985 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,986 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-25 15:30:21,986 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:30:21,986 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:30:21,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,989 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-25 15:30:21,989 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 15:30:21,989 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 15:30:21,991 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 15:30:21,991 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 15:30:21,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,993 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 15:30:21,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:21,994 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 15:30:21,994 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 15:30:21,994 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,000 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,003 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,003 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,004 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,004 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,004 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,004 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,006 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 15:30:22,008 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 15:30:22,009 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 15:30:22,014 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 15:30:22,022 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:30:22,022 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:30:22,022 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 15:30:22,023 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 15:30:22,023 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 15:30:22,023 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 15:30:22,024 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 15:30:22,037 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-11-25 15:30:22,038 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:22,039 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 15:30:22,046 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-25 15:30:22,047 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-25 15:30:22,052 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-25 15:30:22,055 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-25 15:30:22,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,059 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,066 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,067 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-25 15:30:22,067 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-25 15:30:22,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 15:30:22,137 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 15:30:22,138 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 15:30:22,138 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 15:30:22,157 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482333,482346] [2022-11-25 15:30:22,158 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482502,482515] [2022-11-25 15:30:22,158 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482669,482682] [2022-11-25 15:30:22,159 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_1c73c66b-4607-48a7-94c7-539ab439afe4/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i[482837,482850] [2022-11-25 15:30:22,160 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,164 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,166 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,167 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,170 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,170 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,170 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 15:30:22,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 15:30:22,522 INFO L208 MainTranslator]: Completed translation [2022-11-25 15:30:22,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22 WrapperNode [2022-11-25 15:30:22,522 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 15:30:22,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 15:30:22,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 15:30:22,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 15:30:22,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:22,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,110 INFO L138 Inliner]: procedures = 578, calls = 6434, calls flagged for inlining = 254, calls inlined = 233, statements flattened = 8805 [2022-11-25 15:30:23,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 15:30:23,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 15:30:23,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 15:30:23,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 15:30:23,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,587 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 15:30:23,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 15:30:23,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 15:30:23,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 15:30:23,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (1/1) ... [2022-11-25 15:30:23,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 15:30:23,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 15:30:23,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 15:30:23,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c73c66b-4607-48a7-94c7-539ab439afe4/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 15:30:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_le_to_cpu [2022-11-25 15:30:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_le_to_cpu [2022-11-25 15:30:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_eth_tx_timeout [2022-11-25 15:30:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_eth_tx_timeout [2022-11-25 15:30:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-25 15:30:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 15:30:23,752 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 15:30:23,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 15:30:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 15:30:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_trigger [2022-11-25 15:30:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_trigger [2022-11-25 15:30:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-25 15:30:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-25 15:30:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 15:30:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 15:30:23,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2022-11-25 15:30:23,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_slock_of_NOT_ARG_SIGN [2022-11-25 15:30:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_mib_mode_helper [2022-11-25 15:30:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_mib_mode_helper [2022-11-25 15:30:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 15:30:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 15:30:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 15:30:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 15:30:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-25 15:30:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-25 15:30:23,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2022-11-25 15:30:23,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2022-11-25 15:30:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2022-11-25 15:30:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_slock_of_NOT_ARG_SIGN [2022-11-25 15:30:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_request [2022-11-25 15:30:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_request [2022-11-25 15:30:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_cpu_to_le [2022-11-25 15:30:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_cpu_to_le [2022-11-25 15:30:23,755 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 15:30:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_get_state [2022-11-25 15:30:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_get_state [2022-11-25 15:30:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 15:30:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 15:30:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 15:30:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 15:30:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 15:30:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 15:30:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 15:30:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 15:30:23,757 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_release [2022-11-25 15:30:23,757 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_release [2022-11-25 15:30:23,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 15:30:23,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 15:30:23,757 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 15:30:23,757 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 15:30:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 15:30:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure send_simple_event [2022-11-25 15:30:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure send_simple_event [2022-11-25 15:30:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-25 15:30:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-25 15:30:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 15:30:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 15:30:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure send_formatted_event [2022-11-25 15:30:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure send_formatted_event [2022-11-25 15:30:23,758 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set [2022-11-25 15:30:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set [2022-11-25 15:30:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 15:30:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 15:30:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 15:30:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_reset [2022-11-25 15:30:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_reset [2022-11-25 15:30:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 15:30:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 15:30:23,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-25 15:30:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-25 15:30:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2022-11-25 15:30:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2022-11-25 15:30:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 15:30:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 15:30:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 15:30:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 15:30:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 15:30:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 15:30:23,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 15:30:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 15:30:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 15:30:23,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 15:30:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 15:30:23,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 15:30:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_open [2022-11-25 15:30:23,761 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_open [2022-11-25 15:30:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_resume [2022-11-25 15:30:23,761 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_resume [2022-11-25 15:30:23,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 15:30:23,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 15:30:23,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 15:30:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 15:30:23,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 15:30:23,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-25 15:30:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-25 15:30:23,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-25 15:30:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-25 15:30:23,762 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-11-25 15:30:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-11-25 15:30:23,762 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-25 15:30:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-25 15:30:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 15:30:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 15:30:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 15:30:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 15:30:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 15:30:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 15:30:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 15:30:23,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:30:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 15:30:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-25 15:30:23,764 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-25 15:30:23,764 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-25 15:30:23,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-25 15:30:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 15:30:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 15:30:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 15:30:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 15:30:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-25 15:30:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-25 15:30:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-25 15:30:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-25 15:30:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-11-25 15:30:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-11-25 15:30:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-25 15:30:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-25 15:30:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 15:30:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 15:30:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_prism54_module_exit_12_2 [2022-11-25 15:30:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_prism54_module_exit_12_2 [2022-11-25 15:30:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-25 15:30:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-25 15:30:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-25 15:30:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-25 15:30:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 15:30:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 15:30:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2022-11-25 15:30:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2022-11-25 15:30:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-25 15:30:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-25 15:30:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-25 15:30:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-25 15:30:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_clear_mac [2022-11-25 15:30:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_clear_mac [2022-11-25 15:30:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_wpa_bss_ie_get [2022-11-25 15:30:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_wpa_bss_ie_get [2022-11-25 15:30:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 15:30:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 15:30:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 15:30:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 15:30:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 15:30:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 15:30:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-25 15:30:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-25 15:30:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 15:30:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 15:30:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure handle_request [2022-11-25 15:30:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_request [2022-11-25 15:30:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_bring_down [2022-11-25 15:30:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_bring_down [2022-11-25 15:30:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2022-11-25 15:30:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2022-11-25 15:30:23,769 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 15:30:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 15:30:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 15:30:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 15:30:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 15:30:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 15:30:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-25 15:30:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-25 15:30:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-25 15:30:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-25 15:30:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-25 15:30:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-25 15:30:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-25 15:30:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-25 15:30:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 15:30:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 15:30:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 15:30:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_set_state [2022-11-25 15:30:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_set_state [2022-11-25 15:30:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-11-25 15:30:23,771 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-11-25 15:30:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 15:30:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_varlen [2022-11-25 15:30:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_varlen [2022-11-25 15:30:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-11-25 15:30:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-11-25 15:30:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2022-11-25 15:30:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2022-11-25 15:30:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 15:30:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_close [2022-11-25 15:30:23,772 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_close [2022-11-25 15:30:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-11-25 15:30:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-11-25 15:30:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_get_request [2022-11-25 15:30:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_get_request [2022-11-25 15:30:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-25 15:30:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-25 15:30:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 15:30:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 15:30:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-25 15:30:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-25 15:30:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 15:30:23,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 15:30:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_remove [2022-11-25 15:30:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_remove [2022-11-25 15:30:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_w32_flush [2022-11-25 15:30:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_w32_flush [2022-11-25 15:30:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 15:30:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 15:30:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 15:30:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 15:30:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-25 15:30:23,774 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-25 15:30:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 15:30:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 15:30:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-11-25 15:30:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-11-25 15:30:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit_list [2022-11-25 15:30:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit_list [2022-11-25 15:30:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-25 15:30:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-25 15:30:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-25 15:30:23,775 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-25 15:30:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 15:30:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 15:30:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgmt_rx_fill [2022-11-25 15:30:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgmt_rx_fill [2022-11-25 15:30:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_transaction [2022-11-25 15:30:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_transaction [2022-11-25 15:30:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_61 [2022-11-25 15:30:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_61 [2022-11-25 15:30:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 15:30:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 15:30:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure channel_of_freq [2022-11-25 15:30:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_of_freq [2022-11-25 15:30:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 15:30:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-11-25 15:30:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-11-25 15:30:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-11-25 15:30:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-11-25 15:30:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 15:30:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 15:30:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_free_memory [2022-11-25 15:30:23,777 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_free_memory [2022-11-25 15:30:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit [2022-11-25 15:30:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit [2022-11-25 15:30:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-25 15:30:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-25 15:30:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32s [2022-11-25 15:30:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32s [2022-11-25 15:30:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-25 15:30:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-25 15:30:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-25 15:30:23,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-25 15:30:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 15:30:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 15:30:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-25 15:30:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-25 15:30:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-25 15:30:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-25 15:30:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_in_queue [2022-11-25 15:30:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_in_queue [2022-11-25 15:30:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-25 15:30:23,779 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-25 15:30:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-25 15:30:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-25 15:30:23,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 15:30:23,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 15:30:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 15:30:23,780 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-25 15:30:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-25 15:30:23,780 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_disable_interrupts [2022-11-25 15:30:23,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_disable_interrupts [2022-11-25 15:30:25,335 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 15:30:25,347 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 15:30:25,996 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 15:30:35,811 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-25 15:30:36,215 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 15:30:36,242 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 15:30:36,242 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-25 15:30:36,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:30:36 BoogieIcfgContainer [2022-11-25 15:30:36,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 15:30:36,257 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 15:30:36,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 15:30:36,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 15:30:36,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 03:30:15" (1/3) ... [2022-11-25 15:30:36,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5026cd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:30:36, skipping insertion in model container [2022-11-25 15:30:36,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:30:22" (2/3) ... [2022-11-25 15:30:36,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5026cd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 03:30:36, skipping insertion in model container [2022-11-25 15:30:36,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:30:36" (3/3) ... [2022-11-25 15:30:36,266 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-prism54-prism54.cil.i [2022-11-25 15:30:36,287 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 15:30:36,287 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-25 15:30:36,416 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 15:30:36,425 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7d9aee2e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 15:30:36,425 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-25 15:30:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 2404 states, 1654 states have (on average 1.297460701330109) internal successors, (2146), 1705 states have internal predecessors, (2146), 620 states have call successors, (620), 128 states have call predecessors, (620), 127 states have return successors, (614), 594 states have call predecessors, (614), 614 states have call successors, (614) [2022-11-25 15:30:36,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-25 15:30:36,471 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:30:36,473 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:30:36,474 INFO L420 AbstractCegarLoop]: === Iteration 1 === 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 15:30:36,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:30:36,483 INFO L85 PathProgramCache]: Analyzing trace with hash -921807869, now seen corresponding path program 1 times [2022-11-25 15:30:36,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:30:36,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757299043] [2022-11-25 15:30:36,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:30:36,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:30:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:30:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:38,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:30:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:30:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:30:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:30:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:30:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:38,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:30:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-25 15:30:38,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:30:38,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757299043] [2022-11-25 15:30:38,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757299043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:30:38,704 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:30:38,704 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:30:38,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140557060] [2022-11-25 15:30:38,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:30:38,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:30:38,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:30:38,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:30:38,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:30:38,756 INFO L87 Difference]: Start difference. First operand has 2404 states, 1654 states have (on average 1.297460701330109) internal successors, (2146), 1705 states have internal predecessors, (2146), 620 states have call successors, (620), 128 states have call predecessors, (620), 127 states have return successors, (614), 594 states have call predecessors, (614), 614 states have call successors, (614) Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:30:48,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:30:48,683 INFO L93 Difference]: Finished difference Result 6991 states and 10173 transitions. [2022-11-25 15:30:48,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:30:48,686 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 89 [2022-11-25 15:30:48,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:30:48,737 INFO L225 Difference]: With dead ends: 6991 [2022-11-25 15:30:48,737 INFO L226 Difference]: Without dead ends: 4584 [2022-11-25 15:30:48,759 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:30:48,762 INFO L413 NwaCegarLoop]: 2862 mSDtfsCounter, 3851 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 3213 mSolverCounterSat, 1497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4290 SdHoareTripleChecker+Valid, 6369 SdHoareTripleChecker+Invalid, 4710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1497 IncrementalHoareTripleChecker+Valid, 3213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:30:48,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4290 Valid, 6369 Invalid, 4710 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1497 Valid, 3213 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-11-25 15:30:48,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4584 states. [2022-11-25 15:30:49,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4584 to 4383. [2022-11-25 15:30:49,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4383 states, 3023 states have (on average 1.2692689381409197) internal successors, (3837), 3123 states have internal predecessors, (3837), 1113 states have call successors, (1113), 245 states have call predecessors, (1113), 244 states have return successors, (1113), 1064 states have call predecessors, (1113), 1109 states have call successors, (1113) [2022-11-25 15:30:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 4383 states and 6063 transitions. [2022-11-25 15:30:49,168 INFO L78 Accepts]: Start accepts. Automaton has 4383 states and 6063 transitions. Word has length 89 [2022-11-25 15:30:49,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:30:49,169 INFO L495 AbstractCegarLoop]: Abstraction has 4383 states and 6063 transitions. [2022-11-25 15:30:49,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 15:30:49,169 INFO L276 IsEmpty]: Start isEmpty. Operand 4383 states and 6063 transitions. [2022-11-25 15:30:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-25 15:30:49,178 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:30:49,178 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:30:49,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 15:30:49,179 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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 15:30:49,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:30:49,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1175053830, now seen corresponding path program 1 times [2022-11-25 15:30:49,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:30:49,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898706132] [2022-11-25 15:30:49,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:30:49,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:30:49,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:30:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:30:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:30:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:50,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:30:50,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:30:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:30:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:30:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:30:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 15:30:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:30:50,464 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-25 15:30:50,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:30:50,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898706132] [2022-11-25 15:30:50,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898706132] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:30:50,470 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:30:50,470 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:30:50,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486136407] [2022-11-25 15:30:50,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:30:50,472 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:30:50,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:30:50,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:30:50,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:30:50,473 INFO L87 Difference]: Start difference. First operand 4383 states and 6063 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-25 15:30:59,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:30:59,449 INFO L93 Difference]: Finished difference Result 13288 states and 18504 transitions. [2022-11-25 15:30:59,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:30:59,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 94 [2022-11-25 15:30:59,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:30:59,521 INFO L225 Difference]: With dead ends: 13288 [2022-11-25 15:30:59,521 INFO L226 Difference]: Without dead ends: 8922 [2022-11-25 15:30:59,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:30:59,551 INFO L413 NwaCegarLoop]: 2917 mSDtfsCounter, 4214 mSDsluCounter, 3457 mSDsCounter, 0 mSdLazyCounter, 3269 mSolverCounterSat, 1538 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4721 SdHoareTripleChecker+Valid, 6374 SdHoareTripleChecker+Invalid, 4807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1538 IncrementalHoareTripleChecker+Valid, 3269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-11-25 15:30:59,552 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4721 Valid, 6374 Invalid, 4807 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1538 Valid, 3269 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2022-11-25 15:30:59,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8922 states. [2022-11-25 15:31:00,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8922 to 8570. [2022-11-25 15:31:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8570 states, 5911 states have (on average 1.2691591947217054) internal successors, (7502), 6103 states have internal predecessors, (7502), 2171 states have call successors, (2171), 486 states have call predecessors, (2171), 485 states have return successors, (2175), 2080 states have call predecessors, (2175), 2167 states have call successors, (2175) [2022-11-25 15:31:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8570 states to 8570 states and 11848 transitions. [2022-11-25 15:31:00,130 INFO L78 Accepts]: Start accepts. Automaton has 8570 states and 11848 transitions. Word has length 94 [2022-11-25 15:31:00,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:31:00,133 INFO L495 AbstractCegarLoop]: Abstraction has 8570 states and 11848 transitions. [2022-11-25 15:31:00,134 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-25 15:31:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 8570 states and 11848 transitions. [2022-11-25 15:31:00,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-25 15:31:00,138 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:31:00,139 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:31:00,139 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 15:31:00,140 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 15:31:00,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:31:00,140 INFO L85 PathProgramCache]: Analyzing trace with hash -923504459, now seen corresponding path program 1 times [2022-11-25 15:31:00,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:31:00,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153266540] [2022-11-25 15:31:00,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:31:00,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:31:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:00,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:31:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:00,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:00,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:31:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:31:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:31:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:31:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:31:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:31:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 15:31:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:01,221 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-25 15:31:01,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:31:01,222 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153266540] [2022-11-25 15:31:01,222 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153266540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:31:01,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:31:01,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:31:01,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192825991] [2022-11-25 15:31:01,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:31:01,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:31:01,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:31:01,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:31:01,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:31:01,226 INFO L87 Difference]: Start difference. First operand 8570 states and 11848 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-25 15:31:10,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:31:10,131 INFO L93 Difference]: Finished difference Result 25658 states and 35672 transitions. [2022-11-25 15:31:10,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:31:10,132 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 99 [2022-11-25 15:31:10,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:31:10,267 INFO L225 Difference]: With dead ends: 25658 [2022-11-25 15:31:10,267 INFO L226 Difference]: Without dead ends: 17105 [2022-11-25 15:31:10,318 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:31:10,325 INFO L413 NwaCegarLoop]: 2900 mSDtfsCounter, 4049 mSDsluCounter, 3491 mSDsCounter, 0 mSdLazyCounter, 3225 mSolverCounterSat, 1556 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4528 SdHoareTripleChecker+Valid, 6391 SdHoareTripleChecker+Invalid, 4781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1556 IncrementalHoareTripleChecker+Valid, 3225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:31:10,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4528 Valid, 6391 Invalid, 4781 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1556 Valid, 3225 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2022-11-25 15:31:10,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17105 states. [2022-11-25 15:31:11,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17105 to 16374. [2022-11-25 15:31:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16374 states, 11277 states have (on average 1.2682451006473352) internal successors, (14302), 11657 states have internal predecessors, (14302), 4147 states have call successors, (4147), 956 states have call predecessors, (4147), 947 states have return successors, (4155), 3948 states have call predecessors, (4155), 4143 states have call successors, (4155) [2022-11-25 15:31:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16374 states to 16374 states and 22604 transitions. [2022-11-25 15:31:11,322 INFO L78 Accepts]: Start accepts. Automaton has 16374 states and 22604 transitions. Word has length 99 [2022-11-25 15:31:11,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:31:11,323 INFO L495 AbstractCegarLoop]: Abstraction has 16374 states and 22604 transitions. [2022-11-25 15:31:11,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-25 15:31:11,323 INFO L276 IsEmpty]: Start isEmpty. Operand 16374 states and 22604 transitions. [2022-11-25 15:31:11,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-25 15:31:11,330 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:31:11,331 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:31:11,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 15:31:11,331 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 15:31:11,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:31:11,332 INFO L85 PathProgramCache]: Analyzing trace with hash 421581452, now seen corresponding path program 1 times [2022-11-25 15:31:11,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:31:11,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203918662] [2022-11-25 15:31:11,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:31:11,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:31:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:31:12,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:31:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:31:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:31:12,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:31:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:12,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:31:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:31:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:31:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:31:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:31:12,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:31:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:31:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:31:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:31:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:12,354 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-11-25 15:31:12,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:31:12,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203918662] [2022-11-25 15:31:12,355 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203918662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:31:12,355 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:31:12,356 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 15:31:12,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400679355] [2022-11-25 15:31:12,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:31:12,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 15:31:12,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:31:12,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 15:31:12,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 15:31:12,358 INFO L87 Difference]: Start difference. First operand 16374 states and 22604 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-25 15:31:20,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:31:20,781 INFO L93 Difference]: Finished difference Result 33820 states and 47007 transitions. [2022-11-25 15:31:20,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 15:31:20,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 166 [2022-11-25 15:31:20,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:31:20,939 INFO L225 Difference]: With dead ends: 33820 [2022-11-25 15:31:20,940 INFO L226 Difference]: Without dead ends: 25427 [2022-11-25 15:31:20,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:31:20,993 INFO L413 NwaCegarLoop]: 4760 mSDtfsCounter, 3457 mSDsluCounter, 4722 mSDsCounter, 0 mSdLazyCounter, 4105 mSolverCounterSat, 945 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3960 SdHoareTripleChecker+Valid, 9482 SdHoareTripleChecker+Invalid, 5050 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 945 IncrementalHoareTripleChecker+Valid, 4105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2022-11-25 15:31:20,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3960 Valid, 9482 Invalid, 5050 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [945 Valid, 4105 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2022-11-25 15:31:21,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25427 states. [2022-11-25 15:31:22,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25427 to 24382. [2022-11-25 15:31:22,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24382 states, 16785 states have (on average 1.268156091748585) internal successors, (21286), 17348 states have internal predecessors, (21286), 6176 states have call successors, (6176), 1431 states have call predecessors, (6176), 1418 states have return successors, (6190), 5884 states have call predecessors, (6190), 6172 states have call successors, (6190) [2022-11-25 15:31:22,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24382 states to 24382 states and 33652 transitions. [2022-11-25 15:31:22,494 INFO L78 Accepts]: Start accepts. Automaton has 24382 states and 33652 transitions. Word has length 166 [2022-11-25 15:31:22,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:31:22,496 INFO L495 AbstractCegarLoop]: Abstraction has 24382 states and 33652 transitions. [2022-11-25 15:31:22,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-25 15:31:22,496 INFO L276 IsEmpty]: Start isEmpty. Operand 24382 states and 33652 transitions. [2022-11-25 15:31:22,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-25 15:31:22,506 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:31:22,507 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:31:22,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 15:31:22,507 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 15:31:22,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:31:22,508 INFO L85 PathProgramCache]: Analyzing trace with hash 562130062, now seen corresponding path program 1 times [2022-11-25 15:31:22,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:31:22,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403628003] [2022-11-25 15:31:22,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:31:22,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:31:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:31:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:31:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:31:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:31:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:31:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:31:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:31:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:31:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:31:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:31:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:31:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:31:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:31:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:31:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2022-11-25 15:31:24,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:31:24,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403628003] [2022-11-25 15:31:24,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403628003] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:31:24,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:31:24,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:31:24,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781433243] [2022-11-25 15:31:24,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:31:24,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:31:24,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:31:24,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:31:24,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:31:24,935 INFO L87 Difference]: Start difference. First operand 24382 states and 33652 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 15:31:31,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:31:31,592 INFO L93 Difference]: Finished difference Result 25429 states and 35421 transitions. [2022-11-25 15:31:31,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:31:31,592 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 166 [2022-11-25 15:31:31,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:31:31,744 INFO L225 Difference]: With dead ends: 25429 [2022-11-25 15:31:31,744 INFO L226 Difference]: Without dead ends: 25427 [2022-11-25 15:31:31,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:31:31,767 INFO L413 NwaCegarLoop]: 2440 mSDtfsCounter, 3453 mSDsluCounter, 5540 mSDsCounter, 0 mSdLazyCounter, 3955 mSolverCounterSat, 1058 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3831 SdHoareTripleChecker+Valid, 7980 SdHoareTripleChecker+Invalid, 5013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1058 IncrementalHoareTripleChecker+Valid, 3955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:31:31,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3831 Valid, 7980 Invalid, 5013 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1058 Valid, 3955 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-11-25 15:31:31,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25427 states. [2022-11-25 15:31:33,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25427 to 24386. [2022-11-25 15:31:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24386 states, 16788 states have (on average 1.2681081725041696) internal successors, (21289), 17351 states have internal predecessors, (21289), 6176 states have call successors, (6176), 1432 states have call predecessors, (6176), 1419 states have return successors, (6190), 5884 states have call predecessors, (6190), 6172 states have call successors, (6190) [2022-11-25 15:31:33,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24386 states to 24386 states and 33655 transitions. [2022-11-25 15:31:33,282 INFO L78 Accepts]: Start accepts. Automaton has 24386 states and 33655 transitions. Word has length 166 [2022-11-25 15:31:33,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:31:33,282 INFO L495 AbstractCegarLoop]: Abstraction has 24386 states and 33655 transitions. [2022-11-25 15:31:33,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 15:31:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 24386 states and 33655 transitions. [2022-11-25 15:31:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-25 15:31:33,291 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:31:33,292 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:31:33,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 15:31:33,292 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 15:31:33,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:31:33,293 INFO L85 PathProgramCache]: Analyzing trace with hash -117142803, now seen corresponding path program 1 times [2022-11-25 15:31:33,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:31:33,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937333565] [2022-11-25 15:31:33,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:31:33,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:31:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:34,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:31:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:34,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:31:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:31:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:31:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:31:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:31:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:31:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:31:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:31:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:31:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:31:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:31:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:31:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:31:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:31:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:35,353 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2022-11-25 15:31:35,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:31:35,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937333565] [2022-11-25 15:31:35,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937333565] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:31:35,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:31:35,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:31:35,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151924448] [2022-11-25 15:31:35,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:31:35,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:31:35,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:31:35,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:31:35,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:31:35,357 INFO L87 Difference]: Start difference. First operand 24386 states and 33655 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 15:31:42,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:31:42,621 INFO L93 Difference]: Finished difference Result 25433 states and 35424 transitions. [2022-11-25 15:31:42,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:31:42,621 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 171 [2022-11-25 15:31:42,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:31:42,752 INFO L225 Difference]: With dead ends: 25433 [2022-11-25 15:31:42,753 INFO L226 Difference]: Without dead ends: 25431 [2022-11-25 15:31:42,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:31:42,769 INFO L413 NwaCegarLoop]: 2436 mSDtfsCounter, 3447 mSDsluCounter, 5531 mSDsCounter, 0 mSdLazyCounter, 3955 mSolverCounterSat, 1060 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3826 SdHoareTripleChecker+Valid, 7967 SdHoareTripleChecker+Invalid, 5015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1060 IncrementalHoareTripleChecker+Valid, 3955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-11-25 15:31:42,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3826 Valid, 7967 Invalid, 5015 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1060 Valid, 3955 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-11-25 15:31:42,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25431 states. [2022-11-25 15:31:44,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25431 to 24390. [2022-11-25 15:31:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24390 states, 16791 states have (on average 1.2680602703829433) internal successors, (21292), 17354 states have internal predecessors, (21292), 6176 states have call successors, (6176), 1433 states have call predecessors, (6176), 1420 states have return successors, (6190), 5884 states have call predecessors, (6190), 6172 states have call successors, (6190) [2022-11-25 15:31:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24390 states to 24390 states and 33658 transitions. [2022-11-25 15:31:44,295 INFO L78 Accepts]: Start accepts. Automaton has 24390 states and 33658 transitions. Word has length 171 [2022-11-25 15:31:44,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:31:44,296 INFO L495 AbstractCegarLoop]: Abstraction has 24390 states and 33658 transitions. [2022-11-25 15:31:44,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 15:31:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 24390 states and 33658 transitions. [2022-11-25 15:31:44,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-25 15:31:44,307 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:31:44,307 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:31:44,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 15:31:44,308 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 15:31:44,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:31:44,308 INFO L85 PathProgramCache]: Analyzing trace with hash 788375470, now seen corresponding path program 1 times [2022-11-25 15:31:44,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:31:44,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228379651] [2022-11-25 15:31:44,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:31:44,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:31:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:31:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:31:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:45,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:31:45,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:31:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:31:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:45,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:31:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:31:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:31:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:31:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:31:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:31:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:31:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:31:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:31:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:31:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 15:31:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:46,198 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-11-25 15:31:46,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:31:46,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228379651] [2022-11-25 15:31:46,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228379651] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:31:46,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:31:46,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:31:46,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536805464] [2022-11-25 15:31:46,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:31:46,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:31:46,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:31:46,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:31:46,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:31:46,201 INFO L87 Difference]: Start difference. First operand 24390 states and 33658 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 15:31:53,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:31:53,392 INFO L93 Difference]: Finished difference Result 25437 states and 35427 transitions. [2022-11-25 15:31:53,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:31:53,392 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 176 [2022-11-25 15:31:53,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:31:53,549 INFO L225 Difference]: With dead ends: 25437 [2022-11-25 15:31:53,549 INFO L226 Difference]: Without dead ends: 25435 [2022-11-25 15:31:53,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:31:53,565 INFO L413 NwaCegarLoop]: 2439 mSDtfsCounter, 3446 mSDsluCounter, 5538 mSDsCounter, 0 mSdLazyCounter, 3958 mSolverCounterSat, 1056 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3824 SdHoareTripleChecker+Valid, 7977 SdHoareTripleChecker+Invalid, 5014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1056 IncrementalHoareTripleChecker+Valid, 3958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-25 15:31:53,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3824 Valid, 7977 Invalid, 5014 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1056 Valid, 3958 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-11-25 15:31:53,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25435 states. [2022-11-25 15:31:55,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25435 to 24394. [2022-11-25 15:31:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24394 states, 16794 states have (on average 1.2680123853757295) internal successors, (21295), 17357 states have internal predecessors, (21295), 6176 states have call successors, (6176), 1434 states have call predecessors, (6176), 1421 states have return successors, (6190), 5884 states have call predecessors, (6190), 6172 states have call successors, (6190) [2022-11-25 15:31:55,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24394 states to 24394 states and 33661 transitions. [2022-11-25 15:31:55,461 INFO L78 Accepts]: Start accepts. Automaton has 24394 states and 33661 transitions. Word has length 176 [2022-11-25 15:31:55,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:31:55,462 INFO L495 AbstractCegarLoop]: Abstraction has 24394 states and 33661 transitions. [2022-11-25 15:31:55,462 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 15:31:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 24394 states and 33661 transitions. [2022-11-25 15:31:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-11-25 15:31:55,474 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:31:55,474 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:31:55,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 15:31:55,475 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 15:31:55,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:31:55,475 INFO L85 PathProgramCache]: Analyzing trace with hash -573934771, now seen corresponding path program 1 times [2022-11-25 15:31:55,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:31:55,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258150277] [2022-11-25 15:31:55,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:31:55,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:31:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:31:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:31:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:31:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:31:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:31:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:31:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:31:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:31:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:31:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:31:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:31:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:31:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:31:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:31:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:31:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:31:57,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 15:31:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 15:31:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:31:57,627 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2022-11-25 15:31:57,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:31:57,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258150277] [2022-11-25 15:31:57,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258150277] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:31:57,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:31:57,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:31:57,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101604853] [2022-11-25 15:31:57,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:31:57,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:31:57,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:31:57,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:31:57,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:31:57,631 INFO L87 Difference]: Start difference. First operand 24394 states and 33661 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 15:32:04,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:32:04,713 INFO L93 Difference]: Finished difference Result 25441 states and 35430 transitions. [2022-11-25 15:32:04,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:32:04,714 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 181 [2022-11-25 15:32:04,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:32:04,866 INFO L225 Difference]: With dead ends: 25441 [2022-11-25 15:32:04,867 INFO L226 Difference]: Without dead ends: 25439 [2022-11-25 15:32:04,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:32:04,886 INFO L413 NwaCegarLoop]: 2436 mSDtfsCounter, 3446 mSDsluCounter, 5530 mSDsCounter, 0 mSdLazyCounter, 3955 mSolverCounterSat, 1058 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3826 SdHoareTripleChecker+Valid, 7966 SdHoareTripleChecker+Invalid, 5013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1058 IncrementalHoareTripleChecker+Valid, 3955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:32:04,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3826 Valid, 7966 Invalid, 5013 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1058 Valid, 3955 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-11-25 15:32:04,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25439 states. [2022-11-25 15:32:06,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25439 to 24398. [2022-11-25 15:32:06,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24398 states, 16797 states have (on average 1.2679645174733583) internal successors, (21298), 17360 states have internal predecessors, (21298), 6176 states have call successors, (6176), 1435 states have call predecessors, (6176), 1422 states have return successors, (6190), 5884 states have call predecessors, (6190), 6172 states have call successors, (6190) [2022-11-25 15:32:06,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24398 states to 24398 states and 33664 transitions. [2022-11-25 15:32:06,775 INFO L78 Accepts]: Start accepts. Automaton has 24398 states and 33664 transitions. Word has length 181 [2022-11-25 15:32:06,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:32:06,781 INFO L495 AbstractCegarLoop]: Abstraction has 24398 states and 33664 transitions. [2022-11-25 15:32:06,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 15:32:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 24398 states and 33664 transitions. [2022-11-25 15:32:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-25 15:32:06,794 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:32:06,794 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 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] [2022-11-25 15:32:06,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 15:32:06,795 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 15:32:06,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:32:06,795 INFO L85 PathProgramCache]: Analyzing trace with hash 635182146, now seen corresponding path program 1 times [2022-11-25 15:32:06,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:32:06,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942007881] [2022-11-25 15:32:06,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:32:06,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:32:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:32:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:32:07,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:32:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:32:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:32:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:32:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:32:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:32:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:32:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:32:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:32:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:32:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:32:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-25 15:32:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 15:32:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 15:32:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-11-25 15:32:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-25 15:32:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-25 15:32:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-25 15:32:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:07,868 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2022-11-25 15:32:07,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:32:07,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942007881] [2022-11-25 15:32:07,869 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942007881] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:32:07,869 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:32:07,870 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 15:32:07,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128811764] [2022-11-25 15:32:07,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:32:07,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 15:32:07,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:32:07,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 15:32:07,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 15:32:07,874 INFO L87 Difference]: Start difference. First operand 24398 states and 33664 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 15:32:27,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:32:27,622 INFO L93 Difference]: Finished difference Result 50253 states and 69761 transitions. [2022-11-25 15:32:27,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 15:32:27,622 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 198 [2022-11-25 15:32:27,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:32:27,762 INFO L225 Difference]: With dead ends: 50253 [2022-11-25 15:32:27,762 INFO L226 Difference]: Without dead ends: 33836 [2022-11-25 15:32:27,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 15:32:27,832 INFO L413 NwaCegarLoop]: 2479 mSDtfsCounter, 4588 mSDsluCounter, 3881 mSDsCounter, 0 mSdLazyCounter, 9270 mSolverCounterSat, 2670 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5073 SdHoareTripleChecker+Valid, 6360 SdHoareTripleChecker+Invalid, 11940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2670 IncrementalHoareTripleChecker+Valid, 9270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2022-11-25 15:32:27,833 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5073 Valid, 6360 Invalid, 11940 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2670 Valid, 9270 Invalid, 0 Unknown, 0 Unchecked, 16.6s Time] [2022-11-25 15:32:27,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33836 states. [2022-11-25 15:32:30,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33836 to 32410. [2022-11-25 15:32:30,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32410 states, 22309 states have (on average 1.267918777175131) internal successors, (28286), 23055 states have internal predecessors, (28286), 8205 states have call successors, (8205), 1910 states have call predecessors, (8205), 1893 states have return successors, (8225), 7820 states have call predecessors, (8225), 8201 states have call successors, (8225) [2022-11-25 15:32:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32410 states to 32410 states and 44716 transitions. [2022-11-25 15:32:30,473 INFO L78 Accepts]: Start accepts. Automaton has 32410 states and 44716 transitions. Word has length 198 [2022-11-25 15:32:30,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:32:30,474 INFO L495 AbstractCegarLoop]: Abstraction has 32410 states and 44716 transitions. [2022-11-25 15:32:30,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-11-25 15:32:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 32410 states and 44716 transitions. [2022-11-25 15:32:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-25 15:32:30,489 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:32:30,490 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:32:30,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 15:32:30,490 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 15:32:30,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:32:30,491 INFO L85 PathProgramCache]: Analyzing trace with hash 95693518, now seen corresponding path program 1 times [2022-11-25 15:32:30,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:32:30,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654631788] [2022-11-25 15:32:30,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:32:30,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:32:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:32:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:32:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:32,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:32:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:32:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:32:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:32:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:32:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:32:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:32:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:32:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:32:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:32:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:32:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:32:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:32:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 15:32:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 15:32:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 15:32:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2022-11-25 15:32:32,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:32:32,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654631788] [2022-11-25 15:32:32,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654631788] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:32:32,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:32:32,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:32:32,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564472437] [2022-11-25 15:32:32,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:32:32,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:32:32,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:32:32,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:32:32,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:32:32,493 INFO L87 Difference]: Start difference. First operand 32410 states and 44716 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 15:32:40,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:32:40,684 INFO L93 Difference]: Finished difference Result 33804 states and 47071 transitions. [2022-11-25 15:32:40,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:32:40,685 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 186 [2022-11-25 15:32:40,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:32:40,779 INFO L225 Difference]: With dead ends: 33804 [2022-11-25 15:32:40,779 INFO L226 Difference]: Without dead ends: 33802 [2022-11-25 15:32:40,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:32:40,795 INFO L413 NwaCegarLoop]: 2440 mSDtfsCounter, 3443 mSDsluCounter, 5538 mSDsCounter, 0 mSdLazyCounter, 3958 mSolverCounterSat, 1054 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3823 SdHoareTripleChecker+Valid, 7978 SdHoareTripleChecker+Invalid, 5012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1054 IncrementalHoareTripleChecker+Valid, 3958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2022-11-25 15:32:40,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3823 Valid, 7978 Invalid, 5012 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1054 Valid, 3958 Invalid, 0 Unknown, 0 Unchecked, 5.2s Time] [2022-11-25 15:32:40,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33802 states. [2022-11-25 15:32:43,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33802 to 32414. [2022-11-25 15:32:43,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32414 states, 22312 states have (on average 1.2678827536751525) internal successors, (28289), 23058 states have internal predecessors, (28289), 8205 states have call successors, (8205), 1911 states have call predecessors, (8205), 1894 states have return successors, (8225), 7820 states have call predecessors, (8225), 8201 states have call successors, (8225) [2022-11-25 15:32:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32414 states to 32414 states and 44719 transitions. [2022-11-25 15:32:43,162 INFO L78 Accepts]: Start accepts. Automaton has 32414 states and 44719 transitions. Word has length 186 [2022-11-25 15:32:43,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:32:43,163 INFO L495 AbstractCegarLoop]: Abstraction has 32414 states and 44719 transitions. [2022-11-25 15:32:43,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 15:32:43,163 INFO L276 IsEmpty]: Start isEmpty. Operand 32414 states and 44719 transitions. [2022-11-25 15:32:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-25 15:32:43,175 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:32:43,176 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:32:43,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 15:32:43,176 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 15:32:43,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:32:43,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1971121235, now seen corresponding path program 1 times [2022-11-25 15:32:43,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:32:43,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021987847] [2022-11-25 15:32:43,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:32:43,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:32:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:32:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:32:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:32:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:32:44,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:32:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:32:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:32:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:32:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:32:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:32:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:32:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:32:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:32:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:32:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:32:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 15:32:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 15:32:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 15:32:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 15:32:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-11-25 15:32:44,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:32:44,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021987847] [2022-11-25 15:32:44,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021987847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:32:44,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:32:44,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:32:44,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141199281] [2022-11-25 15:32:44,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:32:44,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:32:44,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:32:44,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:32:44,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:32:44,793 INFO L87 Difference]: Start difference. First operand 32414 states and 44719 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 15:32:53,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:32:53,233 INFO L93 Difference]: Finished difference Result 33808 states and 47074 transitions. [2022-11-25 15:32:53,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:32:53,233 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 191 [2022-11-25 15:32:53,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:32:53,344 INFO L225 Difference]: With dead ends: 33808 [2022-11-25 15:32:53,344 INFO L226 Difference]: Without dead ends: 33806 [2022-11-25 15:32:53,359 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:32:53,360 INFO L413 NwaCegarLoop]: 2444 mSDtfsCounter, 3441 mSDsluCounter, 5548 mSDsCounter, 0 mSdLazyCounter, 3961 mSolverCounterSat, 1052 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3819 SdHoareTripleChecker+Valid, 7992 SdHoareTripleChecker+Invalid, 5013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1052 IncrementalHoareTripleChecker+Valid, 3961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-25 15:32:53,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3819 Valid, 7992 Invalid, 5013 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1052 Valid, 3961 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2022-11-25 15:32:53,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33806 states. [2022-11-25 15:32:55,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33806 to 32418. [2022-11-25 15:32:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32418 states, 22315 states have (on average 1.26784673986108) internal successors, (28292), 23061 states have internal predecessors, (28292), 8205 states have call successors, (8205), 1912 states have call predecessors, (8205), 1895 states have return successors, (8225), 7820 states have call predecessors, (8225), 8201 states have call successors, (8225) [2022-11-25 15:32:55,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32418 states to 32418 states and 44722 transitions. [2022-11-25 15:32:55,706 INFO L78 Accepts]: Start accepts. Automaton has 32418 states and 44722 transitions. Word has length 191 [2022-11-25 15:32:55,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:32:55,706 INFO L495 AbstractCegarLoop]: Abstraction has 32418 states and 44722 transitions. [2022-11-25 15:32:55,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 15:32:55,707 INFO L276 IsEmpty]: Start isEmpty. Operand 32418 states and 44722 transitions. [2022-11-25 15:32:55,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-25 15:32:55,721 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:32:55,721 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 7, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:32:55,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 15:32:55,722 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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 15:32:55,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:32:55,723 INFO L85 PathProgramCache]: Analyzing trace with hash 929756654, now seen corresponding path program 1 times [2022-11-25 15:32:55,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:32:55,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957667797] [2022-11-25 15:32:55,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:32:55,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:32:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:56,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:32:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:56,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:56,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:32:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:57,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:32:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:32:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:32:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:32:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:32:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:32:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:32:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:32:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:32:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:32:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:32:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:32:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:32:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:32:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 15:32:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 15:32:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 15:32:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 15:32:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 15:32:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:32:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2022-11-25 15:32:57,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:32:57,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957667797] [2022-11-25 15:32:57,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957667797] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:32:57,367 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:32:57,367 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:32:57,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183372898] [2022-11-25 15:32:57,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:32:57,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:32:57,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:32:57,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:32:57,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:32:57,370 INFO L87 Difference]: Start difference. First operand 32418 states and 44722 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 15:33:06,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:33:06,251 INFO L93 Difference]: Finished difference Result 33812 states and 47077 transitions. [2022-11-25 15:33:06,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:33:06,251 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 196 [2022-11-25 15:33:06,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:33:06,381 INFO L225 Difference]: With dead ends: 33812 [2022-11-25 15:33:06,381 INFO L226 Difference]: Without dead ends: 33810 [2022-11-25 15:33:06,395 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:33:06,395 INFO L413 NwaCegarLoop]: 2440 mSDtfsCounter, 3446 mSDsluCounter, 5541 mSDsCounter, 0 mSdLazyCounter, 3958 mSolverCounterSat, 1052 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3823 SdHoareTripleChecker+Valid, 7981 SdHoareTripleChecker+Invalid, 5010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1052 IncrementalHoareTripleChecker+Valid, 3958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-25 15:33:06,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3823 Valid, 7981 Invalid, 5010 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1052 Valid, 3958 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-11-25 15:33:06,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33810 states. [2022-11-25 15:33:09,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33810 to 32422. [2022-11-25 15:33:09,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32422 states, 22318 states have (on average 1.267810735729008) internal successors, (28295), 23064 states have internal predecessors, (28295), 8205 states have call successors, (8205), 1913 states have call predecessors, (8205), 1896 states have return successors, (8225), 7820 states have call predecessors, (8225), 8201 states have call successors, (8225) [2022-11-25 15:33:09,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32422 states to 32422 states and 44725 transitions. [2022-11-25 15:33:09,169 INFO L78 Accepts]: Start accepts. Automaton has 32422 states and 44725 transitions. Word has length 196 [2022-11-25 15:33:09,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:33:09,170 INFO L495 AbstractCegarLoop]: Abstraction has 32422 states and 44725 transitions. [2022-11-25 15:33:09,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 15:33:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 32422 states and 44725 transitions. [2022-11-25 15:33:09,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-25 15:33:09,186 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:33:09,186 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 8, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:33:09,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 15:33:09,187 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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 15:33:09,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:33:09,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1725404147, now seen corresponding path program 1 times [2022-11-25 15:33:09,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:33:09,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597628862] [2022-11-25 15:33:09,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:33:09,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:33:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:33:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:33:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:33:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:33:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:33:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:33:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:33:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:33:10,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:33:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:33:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:33:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:33:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:33:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:33:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:33:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 15:33:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 15:33:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 15:33:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 15:33:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 15:33:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 15:33:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:10,714 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-11-25 15:33:10,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:33:10,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597628862] [2022-11-25 15:33:10,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597628862] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:33:10,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:33:10,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:33:10,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678475310] [2022-11-25 15:33:10,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:33:10,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:33:10,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:33:10,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:33:10,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:33:10,717 INFO L87 Difference]: Start difference. First operand 32422 states and 44725 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 15:33:20,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:33:20,021 INFO L93 Difference]: Finished difference Result 33816 states and 47080 transitions. [2022-11-25 15:33:20,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:33:20,022 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 201 [2022-11-25 15:33:20,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:33:20,134 INFO L225 Difference]: With dead ends: 33816 [2022-11-25 15:33:20,134 INFO L226 Difference]: Without dead ends: 33814 [2022-11-25 15:33:20,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:33:20,150 INFO L413 NwaCegarLoop]: 2444 mSDtfsCounter, 3441 mSDsluCounter, 5548 mSDsCounter, 0 mSdLazyCounter, 3961 mSolverCounterSat, 1050 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3819 SdHoareTripleChecker+Valid, 7992 SdHoareTripleChecker+Invalid, 5011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1050 IncrementalHoareTripleChecker+Valid, 3961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-25 15:33:20,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3819 Valid, 7992 Invalid, 5011 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1050 Valid, 3961 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-11-25 15:33:20,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33814 states. [2022-11-25 15:33:22,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33814 to 32426. [2022-11-25 15:33:22,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32426 states, 22321 states have (on average 1.2677747412750324) internal successors, (28298), 23067 states have internal predecessors, (28298), 8205 states have call successors, (8205), 1914 states have call predecessors, (8205), 1897 states have return successors, (8225), 7820 states have call predecessors, (8225), 8201 states have call successors, (8225) [2022-11-25 15:33:22,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32426 states to 32426 states and 44728 transitions. [2022-11-25 15:33:22,940 INFO L78 Accepts]: Start accepts. Automaton has 32426 states and 44728 transitions. Word has length 201 [2022-11-25 15:33:22,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 15:33:22,941 INFO L495 AbstractCegarLoop]: Abstraction has 32426 states and 44728 transitions. [2022-11-25 15:33:22,941 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 15:33:22,941 INFO L276 IsEmpty]: Start isEmpty. Operand 32426 states and 44728 transitions. [2022-11-25 15:33:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-25 15:33:22,957 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 15:33:22,957 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 9, 8, 8, 6, 6, 6, 6, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 15:33:22,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 15:33:22,958 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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 15:33:22,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 15:33:22,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1449658638, now seen corresponding path program 1 times [2022-11-25 15:33:22,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 15:33:22,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685544377] [2022-11-25 15:33:22,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 15:33:22,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 15:33:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:23,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 15:33:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:23,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:23,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 15:33:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:23,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:23,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-25 15:33:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-25 15:33:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-25 15:33:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:24,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-25 15:33:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-25 15:33:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-25 15:33:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-25 15:33:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 15:33:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-25 15:33:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 15:33:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-25 15:33:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2022-11-25 15:33:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-25 15:33:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-25 15:33:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-25 15:33:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-25 15:33:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-25 15:33:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-25 15:33:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-25 15:33:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-11-25 15:33:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2022-11-25 15:33:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 15:33:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2022-11-25 15:33:24,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 15:33:24,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685544377] [2022-11-25 15:33:24,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685544377] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 15:33:24,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 15:33:24,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 15:33:24,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508855916] [2022-11-25 15:33:24,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 15:33:24,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 15:33:24,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 15:33:24,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 15:33:24,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 15:33:24,427 INFO L87 Difference]: Start difference. First operand 32426 states and 44728 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 15:33:32,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 15:33:32,632 INFO L93 Difference]: Finished difference Result 33820 states and 47083 transitions. [2022-11-25 15:33:32,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 15:33:32,633 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 206 [2022-11-25 15:33:32,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 15:33:32,760 INFO L225 Difference]: With dead ends: 33820 [2022-11-25 15:33:32,760 INFO L226 Difference]: Without dead ends: 33818 [2022-11-25 15:33:32,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-25 15:33:32,776 INFO L413 NwaCegarLoop]: 2439 mSDtfsCounter, 3445 mSDsluCounter, 5537 mSDsCounter, 0 mSdLazyCounter, 3958 mSolverCounterSat, 1050 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3824 SdHoareTripleChecker+Valid, 7976 SdHoareTripleChecker+Invalid, 5008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1050 IncrementalHoareTripleChecker+Valid, 3958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-25 15:33:32,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3824 Valid, 7976 Invalid, 5008 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1050 Valid, 3958 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-11-25 15:33:32,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33818 states.