./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-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_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2bf48d35d7133b2e8327bc0634357c212875c286543fcf18078150bbf7eff020 --- 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 [2022-11-26 00:47:08,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:47:08,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:47:08,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:47:08,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:47:08,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:47:08,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:47:08,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:47:08,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:47:08,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:47:08,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:47:08,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:47:08,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:47:08,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:47:08,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:47:08,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:47:08,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:47:08,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:47:08,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:47:08,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:47:08,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:47:08,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:47:08,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:47:08,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:47:08,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:47:08,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:47:08,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:47:08,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:47:08,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:47:08,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:47:08,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:47:08,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:47:08,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:47:08,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:47:08,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:47:08,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:47:08,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:47:08,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:47:08,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:47:08,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:47:08,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:47:08,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:47:08,861 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:47:08,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:47:08,862 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:47:08,862 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:47:08,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:47:08,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:47:08,863 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:47:08,869 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:47:08,869 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:47:08,869 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:47:08,870 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:47:08,870 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:47:08,870 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:47:08,871 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:47:08,871 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:47:08,871 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:47:08,871 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:47:08,871 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:47:08,872 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:47:08,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:47:08,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:47:08,873 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:47:08,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:47:08,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:47:08,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:47:08,874 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:47:08,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:47:08,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:47:08,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:47:08,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:47:08,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:47:08,876 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:47:08,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:47:08,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:47:08,876 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:47:08,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:47:08,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:47:08,877 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:47:08,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf48d35d7133b2e8327bc0634357c212875c286543fcf18078150bbf7eff020 [2022-11-26 00:47:09,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:47:09,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:47:09,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:47:09,202 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:47:09,203 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:47:09,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i [2022-11-26 00:47:12,192 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:47:13,131 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:47:13,132 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i [2022-11-26 00:47:13,195 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/data/f0a6ad83f/21ab32afe8834b42a30ee9f33927b425/FLAGa01b08167 [2022-11-26 00:47:13,211 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/data/f0a6ad83f/21ab32afe8834b42a30ee9f33927b425 [2022-11-26 00:47:13,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:47:13,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:47:13,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:47:13,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:47:13,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:47:13,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:47:13" (1/1) ... [2022-11-26 00:47:13,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2ea794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:13, skipping insertion in model container [2022-11-26 00:47:13,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:47:13" (1/1) ... [2022-11-26 00:47:13,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:47:13,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:47:14,257 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:47:14,276 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:47:14,366 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:47:14,375 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:47:14,376 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-26 00:47:14,398 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-26 00:47:14,522 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-26 00:47:14,589 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-26 00:47:14,591 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-26 00:47:14,609 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:47:14,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,639 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-26 00:47:14,779 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-26 00:47:14,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,781 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:14,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,788 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:47:14,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,803 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:47:14,814 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:14,824 WARN L623 FunctionHandler]: Unknown extern function skb_copy_expand [2022-11-26 00:47:14,826 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-26 00:47:14,832 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:14,837 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:47:14,842 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:14,843 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:47:14,848 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-11-26 00:47:14,850 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:14,850 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-26 00:47:14,855 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-26 00:47:14,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:14,921 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:47:15,017 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:15,039 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-26 00:47:15,109 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,132 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,133 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-26 00:47:15,135 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,138 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,153 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,154 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,157 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,162 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:47:15,166 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:47:15,168 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:47:15,169 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,173 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,173 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:47:15,212 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,215 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:47:15,216 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-26 00:47:15,217 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-26 00:47:15,218 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:47:15,219 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,219 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,220 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,221 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-26 00:47:15,263 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,265 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,266 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,267 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,269 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,269 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,270 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,270 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:15,403 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:47:15,410 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:47:15,431 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:47:15,607 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,862 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,864 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,893 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-26 00:47:15,895 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-26 00:47:15,920 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:15,921 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:15,925 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:15,928 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:15,931 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:15,967 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,969 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:15,987 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,033 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,052 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,060 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,061 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,070 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-26 00:47:16,071 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-26 00:47:16,079 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,081 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,084 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,092 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,093 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,181 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,198 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,210 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,235 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,235 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,246 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,246 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,255 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,256 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,293 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,293 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,318 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,333 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:16,344 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:16,344 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,355 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,364 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:16,365 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,381 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,383 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,383 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,398 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:16,407 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,416 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,435 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-26 00:47:16,436 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,444 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-26 00:47:16,445 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,453 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:47:16,453 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-26 00:47:16,454 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:47:16,456 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:16,458 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:16,464 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,466 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:16,467 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,469 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:16,472 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:16,474 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,481 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:16,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,509 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,512 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,515 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,516 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,520 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,528 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:16,534 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,538 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,538 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,577 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,578 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,579 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,589 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,589 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,596 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:16,598 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:16,598 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-11-26 00:47:16,693 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:47:16,739 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:47:16,746 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:47:16,771 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-26 00:47:16,821 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-26 00:47:16,829 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:47:16,830 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-26 00:47:16,955 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,955 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,956 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,956 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-26 00:47:16,957 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,958 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,959 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-26 00:47:16,961 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,961 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-26 00:47:16,962 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,962 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,963 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,966 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:47:16,975 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:47:16,975 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:47:16,983 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,984 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-26 00:47:16,985 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,985 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:16,985 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:47:16,986 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-26 00:47:16,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:16,994 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,024 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-26 00:47:17,025 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-26 00:47:17,025 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,026 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-26 00:47:17,026 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,026 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:17,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,027 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:17,028 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:17,028 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,034 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,036 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,038 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,039 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-26 00:47:17,040 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:17,041 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:47:17,049 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:47:17,049 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:47:17,054 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:47:17,055 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:17,055 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:47:17,056 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:17,056 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:47:17,057 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:47:17,057 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:47:17,058 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:47:17,058 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:47:17,061 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,145 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-26 00:47:17,146 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-26 00:47:17,147 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-26 00:47:17,150 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-26 00:47:17,150 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:47:17,151 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:47:17,290 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-26 00:47:17,297 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-26 00:47:17,304 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-11-26 00:47:17,393 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-26 00:47:17,413 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:47:17,488 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_106 [2022-11-26 00:47:17,488 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_107 [2022-11-26 00:47:17,489 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_108 [2022-11-26 00:47:17,489 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_109 [2022-11-26 00:47:17,489 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_110 [2022-11-26 00:47:17,490 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_111 [2022-11-26 00:47:17,490 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_112 [2022-11-26 00:47:17,490 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_113 [2022-11-26 00:47:17,517 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:47:17,517 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,520 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-26 00:47:17,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,522 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,523 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,524 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-26 00:47:17,524 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-26 00:47:17,524 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,527 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-26 00:47:17,527 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:47:17,527 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:47:17,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,530 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,531 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-26 00:47:17,531 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:47:17,531 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:47:17,533 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-26 00:47:17,533 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-26 00:47:17,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,535 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:47:17,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,536 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-26 00:47:17,537 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-26 00:47:17,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,810 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:17,810 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:17,811 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:17,811 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:17,811 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:17,811 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:17,817 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:47:17,817 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:47:17,824 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:47:17,829 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:47:17,830 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:47:17,830 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:47:17,831 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:47:17,831 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:47:17,832 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-26 00:47:17,832 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-26 00:47:17,889 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-11-26 00:47:17,892 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:17,894 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:17,911 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:17,912 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:17,917 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-26 00:47:17,920 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-26 00:47:17,921 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,946 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,947 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-26 00:47:17,948 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-26 00:47:17,953 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:17,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,040 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-26 00:47:18,041 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:47:18,054 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:47:18,424 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469707,469720] [2022-11-26 00:47:18,429 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469873,469886] [2022-11-26 00:47:18,430 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470037,470050] [2022-11-26 00:47:18,431 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470202,470215] [2022-11-26 00:47:18,435 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,436 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,437 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,446 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,463 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,463 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,463 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:47:18,565 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:47:18,715 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:47:18,716 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-26 00:47:18,721 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:47:18,723 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:47:18,724 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-26 00:47:18,725 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-26 00:47:18,728 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-26 00:47:18,738 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-26 00:47:18,738 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-26 00:47:18,739 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:47:18,740 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,740 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-26 00:47:18,747 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-26 00:47:18,748 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,749 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,752 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:47:18,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,755 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:47:18,757 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:18,758 WARN L623 FunctionHandler]: Unknown extern function skb_copy_expand [2022-11-26 00:47:18,758 WARN L623 FunctionHandler]: Unknown extern function skb_push [2022-11-26 00:47:18,760 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:18,763 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:47:18,763 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:18,763 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:47:18,770 WARN L623 FunctionHandler]: Unknown extern function wireless_spy_update [2022-11-26 00:47:18,771 WARN L623 FunctionHandler]: Unknown extern function skb_pull [2022-11-26 00:47:18,771 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-26 00:47:18,781 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-26 00:47:18,782 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,789 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:47:18,790 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:18,792 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-26 00:47:18,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,799 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,800 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-26 00:47:18,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,802 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,808 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,811 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:47:18,811 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:47:18,814 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:47:18,814 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,815 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,815 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:47:18,817 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,819 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:47:18,820 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-26 00:47:18,820 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-26 00:47:18,821 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:47:18,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,824 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,826 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-26 00:47:18,827 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,828 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,828 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,829 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,830 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,830 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,830 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,831 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:18,833 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:47:18,834 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-26 00:47:18,834 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-26 00:47:18,836 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,848 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,849 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,855 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-26 00:47:18,857 WARN L623 FunctionHandler]: Unknown extern function strncpy [2022-11-26 00:47:18,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,862 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:18,862 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,863 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,864 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,870 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,871 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,874 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,886 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,890 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,891 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:18,891 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,892 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-26 00:47:18,893 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-26 00:47:18,894 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,895 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,899 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,901 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,902 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,920 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,928 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:18,928 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,931 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:18,931 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,936 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:18,936 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,938 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:18,939 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,950 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:18,950 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:18,954 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,955 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:18,956 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:18,957 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,958 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:18,962 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:18,962 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,034 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:19,035 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:19,035 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:19,036 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:19,038 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,040 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,044 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-26 00:47:19,044 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,046 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-26 00:47:19,047 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,047 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:47:19,048 WARN L623 FunctionHandler]: Unknown extern function wireless_send_event [2022-11-26 00:47:19,049 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:47:19,050 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:19,051 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:19,052 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,052 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-11-26 00:47:19,053 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,053 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:19,055 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:19,055 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,057 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-26 00:47:19,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,063 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,065 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,065 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,066 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,067 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,068 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,071 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:19,072 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,072 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,073 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:19,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,077 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,078 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,079 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,080 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,081 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,082 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,082 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,084 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:19,087 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:19,088 WARN L623 FunctionHandler]: Unknown extern function iw_handler_set_spy [2022-11-26 00:47:19,102 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:47:19,104 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:47:19,104 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:47:19,105 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-26 00:47:19,108 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-26 00:47:19,108 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:47:19,109 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-26 00:47:19,112 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,113 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,113 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,113 WARN L623 FunctionHandler]: Unknown extern function request_firmware [2022-11-26 00:47:19,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,115 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,115 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-26 00:47:19,117 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,118 WARN L623 FunctionHandler]: Unknown extern function release_firmware [2022-11-26 00:47:19,118 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,119 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,119 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,122 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:47:19,124 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:47:19,124 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:47:19,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,126 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-11-26 00:47:19,127 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,127 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:47:19,127 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-26 00:47:19,128 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-26 00:47:19,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,129 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,130 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,131 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait [2022-11-26 00:47:19,131 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_uninterruptible [2022-11-26 00:47:19,132 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,132 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-26 00:47:19,132 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,133 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:19,133 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,134 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:19,136 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:19,137 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,140 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,144 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,145 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,146 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-26 00:47:19,147 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,148 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:47:19,149 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:47:19,150 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-26 00:47:19,158 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:47:19,158 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:19,159 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:47:19,159 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:47:19,159 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:47:19,160 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:47:19,160 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:47:19,161 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-26 00:47:19,161 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-26 00:47:19,163 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,169 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-26 00:47:19,169 WARN L623 FunctionHandler]: Unknown extern function eth_change_mtu [2022-11-26 00:47:19,170 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-26 00:47:19,175 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-26 00:47:19,176 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:47:19,176 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:47:19,177 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_byte [2022-11-26 00:47:19,179 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-11-26 00:47:19,181 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_byte [2022-11-26 00:47:19,183 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-26 00:47:19,184 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:47:19,185 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_106 [2022-11-26 00:47:19,185 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_107 [2022-11-26 00:47:19,185 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_108 [2022-11-26 00:47:19,186 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_109 [2022-11-26 00:47:19,186 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_110 [2022-11-26 00:47:19,186 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_111 [2022-11-26 00:47:19,187 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_112 [2022-11-26 00:47:19,187 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_113 [2022-11-26 00:47:19,189 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:47:19,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,190 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,191 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,191 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-26 00:47:19,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,193 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,194 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-26 00:47:19,194 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-26 00:47:19,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,195 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,196 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-26 00:47:19,196 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:47:19,197 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:47:19,199 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,199 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,200 WARN L623 FunctionHandler]: Unknown extern function pci_clear_mwi [2022-11-26 00:47:19,200 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:47:19,201 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:47:19,202 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-26 00:47:19,203 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-26 00:47:19,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,205 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:47:19,205 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,205 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-26 00:47:19,206 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-26 00:47:19,206 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,210 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,211 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,211 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,211 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,211 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,212 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,216 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:47:19,217 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:47:19,223 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:47:19,231 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:47:19,231 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:47:19,231 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-26 00:47:19,232 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:47:19,232 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:47:19,233 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-26 00:47:19,233 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-26 00:47:19,239 WARN L623 FunctionHandler]: Unknown extern function __init_rwsem [2022-11-26 00:47:19,240 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,240 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:47:19,248 WARN L623 FunctionHandler]: Unknown extern function down_write [2022-11-26 00:47:19,249 WARN L623 FunctionHandler]: Unknown extern function up_write [2022-11-26 00:47:19,254 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-26 00:47:19,257 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-26 00:47:19,258 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,260 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,267 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,268 WARN L623 FunctionHandler]: Unknown extern function down_read [2022-11-26 00:47:19,268 WARN L623 FunctionHandler]: Unknown extern function up_read [2022-11-26 00:47:19,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,274 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:47:19,281 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-26 00:47:19,282 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:47:19,282 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:47:19,297 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469707,469720] [2022-11-26 00:47:19,298 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[469873,469886] [2022-11-26 00:47:19,298 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470037,470050] [2022-11-26 00:47:19,299 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_358f1b64-68c8-493b-861d-474665b37f44/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i[470202,470215] [2022-11-26 00:47:19,300 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,357 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,358 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,360 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,363 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,364 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,364 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:47:19,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:47:19,660 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:47:19,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19 WrapperNode [2022-11-26 00:47:19,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:47:19,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:47:19,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:47:19,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:47:19,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:19,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,103 INFO L138 Inliner]: procedures = 538, calls = 6342, calls flagged for inlining = 274, calls inlined = 248, statements flattened = 9020 [2022-11-26 00:47:20,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:47:20,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:47:20,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:47:20,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:47:20,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,636 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:47:20,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:47:20,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:47:20,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:47:20,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (1/1) ... [2022-11-26 00:47:20,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:47:20,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:47:20,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:47:20,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358f1b64-68c8-493b-861d-474665b37f44/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:47:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_islpci_acl [2022-11-26 00:47:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_or_killable_lock_of_islpci_acl [2022-11-26 00:47:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_le_to_cpu [2022-11-26 00:47:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_le_to_cpu [2022-11-26 00:47:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_eth_tx_timeout [2022-11-26 00:47:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_eth_tx_timeout [2022-11-26 00:47:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-26 00:47:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-26 00:47:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-26 00:47:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-26 00:47:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-26 00:47:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_trigger [2022-11-26 00:47:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_trigger [2022-11-26 00:47:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-26 00:47:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-26 00:47:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:47:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:47:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_mib_mode_helper [2022-11-26 00:47:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_mib_mode_helper [2022-11-26 00:47:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-26 00:47:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-26 00:47:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-26 00:47:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-26 00:47:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-26 00:47:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-26 00:47:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_request [2022-11-26 00:47:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_request [2022-11-26 00:47:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_cpu_to_le [2022-11-26 00:47:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_cpu_to_le [2022-11-26 00:47:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-26 00:47:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_get_state [2022-11-26 00:47:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_get_state [2022-11-26 00:47:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-26 00:47:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-26 00:47:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-26 00:47:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-26 00:47:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-26 00:47:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-26 00:47:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-26 00:47:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-26 00:47:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_release [2022-11-26 00:47:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_release [2022-11-26 00:47:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:47:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:47:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-26 00:47:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2022-11-26 00:47:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-26 00:47:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-26 00:47:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2022-11-26 00:47:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_try [2022-11-26 00:47:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-26 00:47:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-26 00:47:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:47:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wpa_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wpa_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure send_simple_event [2022-11-26 00:47:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure send_simple_event [2022-11-26 00:47:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-26 00:47:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-26 00:47:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-26 00:47:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-26 00:47:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure send_formatted_event [2022-11-26 00:47:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure send_formatted_event [2022-11-26 00:47:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set [2022-11-26 00:47:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set [2022-11-26 00:47:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-26 00:47:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-26 00:47:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-26 00:47:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-26 00:47:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-26 00:47:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_reset [2022-11-26 00:47:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_reset [2022-11-26 00:47:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-26 00:47:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-26 00:47:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-26 00:47:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-26 00:47:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2022-11-26 00:47:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2022-11-26 00:47:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-26 00:47:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-26 00:47:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-26 00:47:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:47:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-26 00:47:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-26 00:47:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-26 00:47:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-26 00:47:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-26 00:47:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-26 00:47:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-26 00:47:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-26 00:47:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_open [2022-11-26 00:47:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_open [2022-11-26 00:47:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_resume [2022-11-26 00:47:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_resume [2022-11-26 00:47:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-26 00:47:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-26 00:47:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:47:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-26 00:47:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-26 00:47:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-26 00:47:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-26 00:47:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-11-26 00:47:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-11-26 00:47:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-26 00:47:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-26 00:47:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:47:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-26 00:47:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-26 00:47:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-26 00:47:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-26 00:47:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:47:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-26 00:47:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:47:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:47:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_stats_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_stats_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-26 00:47:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-26 00:47:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-26 00:47:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-26 00:47:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-26 00:47:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-26 00:47:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wpa_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wpa_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-26 00:47:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-26 00:47:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-26 00:47:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-26 00:47:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-11-26 00:47:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-11-26 00:47:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-26 00:47:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-26 00:47:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-26 00:47:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-26 00:47:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_prism54_module_exit_12_2 [2022-11-26 00:47:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_prism54_module_exit_12_2 [2022-11-26 00:47:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-26 00:47:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-26 00:47:20,833 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-26 00:47:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-26 00:47:20,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:47:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:47:20,833 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2022-11-26 00:47:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2022-11-26 00:47:20,833 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-26 00:47:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-26 00:47:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-26 00:47:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-26 00:47:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_clear_mac [2022-11-26 00:47:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_clear_mac [2022-11-26 00:47:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_wpa_bss_ie_get [2022-11-26 00:47:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_wpa_bss_ie_get [2022-11-26 00:47:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-26 00:47:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 00:47:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:47:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:47:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-26 00:47:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-26 00:47:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure handle_request [2022-11-26 00:47:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_request [2022-11-26 00:47:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_bring_down [2022-11-26 00:47:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_bring_down [2022-11-26 00:47:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_stats_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_stats_lock_of_NOT_ARG_SIGN [2022-11-26 00:47:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-26 00:47:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-26 00:47:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-26 00:47:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-26 00:47:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-26 00:47:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-26 00:47:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-26 00:47:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-26 00:47:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-26 00:47:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-26 00:47:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-26 00:47:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-26 00:47:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:47:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-26 00:47:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-26 00:47:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_set_state [2022-11-26 00:47:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_set_state [2022-11-26 00:47:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-11-26 00:47:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-11-26 00:47:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:47:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_set_varlen [2022-11-26 00:47:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_set_varlen [2022-11-26 00:47:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-11-26 00:47:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-11-26 00:47:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2022-11-26 00:47:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2022-11-26 00:47:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:47:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_close [2022-11-26 00:47:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_close [2022-11-26 00:47:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-11-26 00:47:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-11-26 00:47:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_get_request [2022-11-26 00:47:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_get_request [2022-11-26 00:47:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-26 00:47:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-26 00:47:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-26 00:47:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-26 00:47:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-26 00:47:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-26 00:47:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-26 00:47:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-26 00:47:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure prism54_remove [2022-11-26 00:47:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure prism54_remove [2022-11-26 00:47:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_w32_flush [2022-11-26 00:47:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_w32_flush [2022-11-26 00:47:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-26 00:47:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-26 00:47:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-26 00:47:20,843 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-26 00:47:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-26 00:47:20,843 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-26 00:47:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-26 00:47:20,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-26 00:47:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-11-26 00:47:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-11-26 00:47:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit_list [2022-11-26 00:47:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit_list [2022-11-26 00:47:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-26 00:47:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-26 00:47:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-26 00:47:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-26 00:47:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-26 00:47:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-26 00:47:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-26 00:47:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-26 00:47:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgmt_rx_fill [2022-11-26 00:47:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgmt_rx_fill [2022-11-26 00:47:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_mgt_transaction [2022-11-26 00:47:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_mgt_transaction [2022-11-26 00:47:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-26 00:47:20,846 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-26 00:47:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-26 00:47:20,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-26 00:47:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure channel_of_freq [2022-11-26 00:47:20,846 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_of_freq [2022-11-26 00:47:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:47:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2022-11-26 00:47:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2022-11-26 00:47:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-11-26 00:47:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-11-26 00:47:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-26 00:47:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-26 00:47:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure islpci_free_memory [2022-11-26 00:47:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure islpci_free_memory [2022-11-26 00:47:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_islpci_acl [2022-11-26 00:47:20,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_islpci_acl [2022-11-26 00:47:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure mgt_commit [2022-11-26 00:47:20,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mgt_commit [2022-11-26 00:47:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-26 00:47:20,848 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-26 00:47:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32s [2022-11-26 00:47:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32s [2022-11-26 00:47:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-26 00:47:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-26 00:47:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-26 00:47:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-26 00:47:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-26 00:47:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-26 00:47:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-26 00:47:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-26 00:47:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-11-26 00:47:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-11-26 00:47:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_in_queue [2022-11-26 00:47:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_in_queue [2022-11-26 00:47:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_islpci_acl [2022-11-26 00:47:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_islpci_acl [2022-11-26 00:47:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-26 00:47:20,851 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-26 00:47:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-26 00:47:20,851 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-26 00:47:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:47:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-26 00:47:20,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-26 00:47:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-26 00:47:20,852 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-26 00:47:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure isl38xx_disable_interrupts [2022-11-26 00:47:20,852 INFO L138 BoogieDeclarations]: Found implementation of procedure isl38xx_disable_interrupts [2022-11-26 00:47:22,193 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:47:22,197 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:47:22,751 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:47:31,938 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-26 00:47:32,327 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:47:34,885 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:47:34,887 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-26 00:47:34,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:47:34 BoogieIcfgContainer [2022-11-26 00:47:34,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:47:34,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:47:34,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:47:34,903 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:47:34,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:47:13" (1/3) ... [2022-11-26 00:47:34,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b48bb63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:47:34, skipping insertion in model container [2022-11-26 00:47:34,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:47:19" (2/3) ... [2022-11-26 00:47:34,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b48bb63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:47:34, skipping insertion in model container [2022-11-26 00:47:34,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:47:34" (3/3) ... [2022-11-26 00:47:34,908 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-prism54-prism54.cil.i [2022-11-26 00:47:34,930 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:47:34,930 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-26 00:47:35,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:47:35,048 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@31a6a0ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:47:35,049 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-26 00:47:35,062 INFO L276 IsEmpty]: Start isEmpty. Operand has 1848 states, 1096 states have (on average 1.311131386861314) internal successors, (1437), 1146 states have internal predecessors, (1437), 618 states have call successors, (618), 131 states have call predecessors, (618), 130 states have return successors, (612), 593 states have call predecessors, (612), 612 states have call successors, (612) [2022-11-26 00:47:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-26 00:47:35,094 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:47:35,095 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-26 00:47:35,096 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:47:35,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:47:35,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1773094722, now seen corresponding path program 1 times [2022-11-26 00:47:35,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:47:35,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719320386] [2022-11-26 00:47:35,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:47:35,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:47:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:47:36,759 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-26 00:47:36,759 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:47:36,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719320386] [2022-11-26 00:47:36,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719320386] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:47:36,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:47:36,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:47:36,762 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182540772] [2022-11-26 00:47:36,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:47:36,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:47:36,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:47:36,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:47:36,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:47:36,815 INFO L87 Difference]: Start difference. First operand has 1848 states, 1096 states have (on average 1.311131386861314) internal successors, (1437), 1146 states have internal predecessors, (1437), 618 states have call successors, (618), 131 states have call predecessors, (618), 130 states have return successors, (612), 593 states have call predecessors, (612), 612 states have call successors, (612) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-26 00:47:41,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:47:41,652 INFO L93 Difference]: Finished difference Result 5449 states and 8044 transitions. [2022-11-26 00:47:41,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:47:41,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (11), 2 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 81 [2022-11-26 00:47:41,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:47:41,700 INFO L225 Difference]: With dead ends: 5449 [2022-11-26 00:47:41,700 INFO L226 Difference]: Without dead ends: 3604 [2022-11-26 00:47:41,719 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:47:41,723 INFO L413 NwaCegarLoop]: 2896 mSDtfsCounter, 2566 mSDsluCounter, 2277 mSDsCounter, 0 mSdLazyCounter, 710 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2566 SdHoareTripleChecker+Valid, 5173 SdHoareTripleChecker+Invalid, 717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:47:41,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2566 Valid, 5173 Invalid, 717 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 710 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-26 00:47:41,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3604 states. [2022-11-26 00:47:42,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3604 to 3598. [2022-11-26 00:47:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3598 states, 2147 states have (on average 1.3041453190498369) internal successors, (2800), 2245 states have internal predecessors, (2800), 1191 states have call successors, (1191), 257 states have call predecessors, (1191), 256 states have return successors, (1187), 1149 states have call predecessors, (1187), 1187 states have call successors, (1187) [2022-11-26 00:47:42,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 3598 states and 5178 transitions. [2022-11-26 00:47:42,104 INFO L78 Accepts]: Start accepts. Automaton has 3598 states and 5178 transitions. Word has length 81 [2022-11-26 00:47:42,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:47:42,106 INFO L495 AbstractCegarLoop]: Abstraction has 3598 states and 5178 transitions. [2022-11-26 00:47:42,106 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-26 00:47:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3598 states and 5178 transitions. [2022-11-26 00:47:42,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-26 00:47:42,115 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:47:42,116 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-26 00:47:42,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:47:42,116 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:47:42,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:47:42,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1078823123, now seen corresponding path program 1 times [2022-11-26 00:47:42,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:47:42,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360036591] [2022-11-26 00:47:42,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:47:42,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:47:42,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:47:43,145 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-26 00:47:43,145 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:47:43,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360036591] [2022-11-26 00:47:43,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360036591] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:47:43,146 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:47:43,146 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:47:43,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503967047] [2022-11-26 00:47:43,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:47:43,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:47:43,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:47:43,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:47:43,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:47:43,150 INFO L87 Difference]: Start difference. First operand 3598 states and 5178 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-26 00:47:47,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:47:47,944 INFO L93 Difference]: Finished difference Result 8958 states and 12889 transitions. [2022-11-26 00:47:47,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:47:47,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 81 [2022-11-26 00:47:47,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:47:47,988 INFO L225 Difference]: With dead ends: 8958 [2022-11-26 00:47:47,988 INFO L226 Difference]: Without dead ends: 5373 [2022-11-26 00:47:48,009 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:47:48,010 INFO L413 NwaCegarLoop]: 2898 mSDtfsCounter, 2567 mSDsluCounter, 2287 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2567 SdHoareTripleChecker+Valid, 5185 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-26 00:47:48,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2567 Valid, 5185 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-26 00:47:48,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5373 states. [2022-11-26 00:47:48,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5373 to 5351. [2022-11-26 00:47:48,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5351 states, 3190 states have (on average 1.3031347962382445) internal successors, (4157), 3339 states have internal predecessors, (4157), 1772 states have call successors, (1772), 386 states have call predecessors, (1772), 385 states have return successors, (1768), 1706 states have call predecessors, (1768), 1768 states have call successors, (1768) [2022-11-26 00:47:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5351 states to 5351 states and 7697 transitions. [2022-11-26 00:47:48,540 INFO L78 Accepts]: Start accepts. Automaton has 5351 states and 7697 transitions. Word has length 81 [2022-11-26 00:47:48,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:47:48,541 INFO L495 AbstractCegarLoop]: Abstraction has 5351 states and 7697 transitions. [2022-11-26 00:47:48,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2022-11-26 00:47:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 5351 states and 7697 transitions. [2022-11-26 00:47:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-26 00:47:48,543 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:47:48,544 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-26 00:47:48,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:47:48,544 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:47:48,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:47:48,545 INFO L85 PathProgramCache]: Analyzing trace with hash 776213406, now seen corresponding path program 1 times [2022-11-26 00:47:48,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:47:48,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2724143] [2022-11-26 00:47:48,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:47:48,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:47:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:47:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-26 00:47:50,588 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:47:50,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2724143] [2022-11-26 00:47:50,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2724143] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:47:50,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:47:50,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-26 00:47:50,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343840217] [2022-11-26 00:47:50,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:47:50,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 00:47:50,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:47:50,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 00:47:50,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:47:50,591 INFO L87 Difference]: Start difference. First operand 5351 states and 7697 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-26 00:48:05,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:48:05,167 INFO L93 Difference]: Finished difference Result 16156 states and 23117 transitions. [2022-11-26 00:48:05,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:48:05,168 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 84 [2022-11-26 00:48:05,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:48:05,262 INFO L225 Difference]: With dead ends: 16156 [2022-11-26 00:48:05,263 INFO L226 Difference]: Without dead ends: 10818 [2022-11-26 00:48:05,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:48:05,416 INFO L413 NwaCegarLoop]: 3303 mSDtfsCounter, 6087 mSDsluCounter, 5371 mSDsCounter, 0 mSdLazyCounter, 3441 mSolverCounterSat, 935 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6221 SdHoareTripleChecker+Valid, 8674 SdHoareTripleChecker+Invalid, 4376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 935 IncrementalHoareTripleChecker+Valid, 3441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:48:05,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6221 Valid, 8674 Invalid, 4376 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [935 Valid, 3441 Invalid, 0 Unknown, 0 Unchecked, 13.5s Time] [2022-11-26 00:48:05,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10818 states. [2022-11-26 00:48:06,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10818 to 10766. [2022-11-26 00:48:06,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10766 states, 6478 states have (on average 1.302562519296079) internal successors, (8438), 6806 states have internal predecessors, (8438), 3450 states have call successors, (3450), 839 states have call predecessors, (3450), 834 states have return successors, (3446), 3294 states have call predecessors, (3446), 3446 states have call successors, (3446) [2022-11-26 00:48:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10766 states to 10766 states and 15334 transitions. [2022-11-26 00:48:06,095 INFO L78 Accepts]: Start accepts. Automaton has 10766 states and 15334 transitions. Word has length 84 [2022-11-26 00:48:06,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:48:06,095 INFO L495 AbstractCegarLoop]: Abstraction has 10766 states and 15334 transitions. [2022-11-26 00:48:06,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-26 00:48:06,097 INFO L276 IsEmpty]: Start isEmpty. Operand 10766 states and 15334 transitions. [2022-11-26 00:48:06,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-26 00:48:06,099 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:48:06,099 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-26 00:48:06,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:48:06,099 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:48:06,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:48:06,100 INFO L85 PathProgramCache]: Analyzing trace with hash 210966089, now seen corresponding path program 1 times [2022-11-26 00:48:06,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:48:06,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110721759] [2022-11-26 00:48:06,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:48:06,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:48:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:48:06,716 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-26 00:48:06,716 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:48:06,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110721759] [2022-11-26 00:48:06,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110721759] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:48:06,717 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:48:06,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:48:06,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70064920] [2022-11-26 00:48:06,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:48:06,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:48:06,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:48:06,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:48:06,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:48:06,720 INFO L87 Difference]: Start difference. First operand 10766 states and 15334 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-26 00:48:12,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:48:12,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:48:12,676 INFO L93 Difference]: Finished difference Result 26699 states and 37859 transitions. [2022-11-26 00:48:12,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:48:12,677 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 91 [2022-11-26 00:48:12,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:48:12,783 INFO L225 Difference]: With dead ends: 26699 [2022-11-26 00:48:12,784 INFO L226 Difference]: Without dead ends: 15946 [2022-11-26 00:48:12,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:48:12,842 INFO L413 NwaCegarLoop]: 2860 mSDtfsCounter, 2451 mSDsluCounter, 2230 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2451 SdHoareTripleChecker+Valid, 5090 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:48:12,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2451 Valid, 5090 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-11-26 00:48:12,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15946 states. [2022-11-26 00:48:13,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15946 to 15898. [2022-11-26 00:48:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15898 states, 9560 states have (on average 1.2940376569037657) internal successors, (12371), 10020 states have internal predecessors, (12371), 5044 states have call successors, (5044), 1307 states have call predecessors, (5044), 1290 states have return successors, (5044), 4816 states have call predecessors, (5044), 5040 states have call successors, (5044) [2022-11-26 00:48:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15898 states to 15898 states and 22459 transitions. [2022-11-26 00:48:13,835 INFO L78 Accepts]: Start accepts. Automaton has 15898 states and 22459 transitions. Word has length 91 [2022-11-26 00:48:13,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:48:13,836 INFO L495 AbstractCegarLoop]: Abstraction has 15898 states and 22459 transitions. [2022-11-26 00:48:13,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 3 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-26 00:48:13,837 INFO L276 IsEmpty]: Start isEmpty. Operand 15898 states and 22459 transitions. [2022-11-26 00:48:13,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-26 00:48:13,848 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:48:13,848 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:48:13,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:48:13,848 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:48:13,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:48:13,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1647145742, now seen corresponding path program 1 times [2022-11-26 00:48:13,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:48:13,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227688569] [2022-11-26 00:48:13,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:48:13,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:48:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:48:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-11-26 00:48:15,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:48:15,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227688569] [2022-11-26 00:48:15,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227688569] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:48:15,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:48:15,977 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:48:15,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259102299] [2022-11-26 00:48:15,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:48:15,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:48:15,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:48:15,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:48:15,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:48:15,980 INFO L87 Difference]: Start difference. First operand 15898 states and 22459 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-26 00:48:22,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:48:24,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:48:24,624 INFO L93 Difference]: Finished difference Result 15904 states and 22464 transitions. [2022-11-26 00:48:24,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:48:24,625 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (17), 3 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 123 [2022-11-26 00:48:24,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:48:24,718 INFO L225 Difference]: With dead ends: 15904 [2022-11-26 00:48:24,718 INFO L226 Difference]: Without dead ends: 15902 [2022-11-26 00:48:24,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:48:24,732 INFO L413 NwaCegarLoop]: 2290 mSDtfsCounter, 2603 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2609 SdHoareTripleChecker+Valid, 6862 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:48:24,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2609 Valid, 6862 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2022-11-26 00:48:24,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15902 states. [2022-11-26 00:48:25,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15902 to 15902. [2022-11-26 00:48:26,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15902 states, 9563 states have (on average 1.2939454146188434) internal successors, (12374), 10023 states have internal predecessors, (12374), 5044 states have call successors, (5044), 1308 states have call predecessors, (5044), 1291 states have return successors, (5044), 4816 states have call predecessors, (5044), 5040 states have call successors, (5044) [2022-11-26 00:48:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15902 states to 15902 states and 22462 transitions. [2022-11-26 00:48:26,109 INFO L78 Accepts]: Start accepts. Automaton has 15902 states and 22462 transitions. Word has length 123 [2022-11-26 00:48:26,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:48:26,110 INFO L495 AbstractCegarLoop]: Abstraction has 15902 states and 22462 transitions. [2022-11-26 00:48:26,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-26 00:48:26,111 INFO L276 IsEmpty]: Start isEmpty. Operand 15902 states and 22462 transitions. [2022-11-26 00:48:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-26 00:48:26,114 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:48:26,115 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:48:26,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:48:26,115 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:48:26,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:48:26,116 INFO L85 PathProgramCache]: Analyzing trace with hash -210931868, now seen corresponding path program 1 times [2022-11-26 00:48:26,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:48:26,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651263320] [2022-11-26 00:48:26,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:48:26,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:48:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:48:28,101 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2022-11-26 00:48:28,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:48:28,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651263320] [2022-11-26 00:48:28,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651263320] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:48:28,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:48:28,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:48:28,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728784111] [2022-11-26 00:48:28,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:48:28,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:48:28,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:48:28,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:48:28,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:48:28,105 INFO L87 Difference]: Start difference. First operand 15902 states and 22462 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 00:48:32,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:48:34,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:48:34,601 INFO L93 Difference]: Finished difference Result 15908 states and 22467 transitions. [2022-11-26 00:48:34,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 00:48:34,602 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (20), 3 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 131 [2022-11-26 00:48:34,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:48:34,693 INFO L225 Difference]: With dead ends: 15908 [2022-11-26 00:48:34,694 INFO L226 Difference]: Without dead ends: 15906 [2022-11-26 00:48:34,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:48:34,709 INFO L413 NwaCegarLoop]: 2293 mSDtfsCounter, 2597 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2602 SdHoareTripleChecker+Valid, 6865 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:48:34,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2602 Valid, 6865 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-11-26 00:48:34,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15906 states. [2022-11-26 00:48:35,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15906 to 15906. [2022-11-26 00:48:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15906 states, 9566 states have (on average 1.2938532301902572) internal successors, (12377), 10026 states have internal predecessors, (12377), 5044 states have call successors, (5044), 1309 states have call predecessors, (5044), 1292 states have return successors, (5044), 4816 states have call predecessors, (5044), 5040 states have call successors, (5044) [2022-11-26 00:48:35,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15906 states to 15906 states and 22465 transitions. [2022-11-26 00:48:35,909 INFO L78 Accepts]: Start accepts. Automaton has 15906 states and 22465 transitions. Word has length 131 [2022-11-26 00:48:35,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:48:35,910 INFO L495 AbstractCegarLoop]: Abstraction has 15906 states and 22465 transitions. [2022-11-26 00:48:35,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 00:48:35,911 INFO L276 IsEmpty]: Start isEmpty. Operand 15906 states and 22465 transitions. [2022-11-26 00:48:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-26 00:48:35,914 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:48:35,915 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:48:35,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-26 00:48:35,915 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:48:35,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:48:35,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1344893329, now seen corresponding path program 1 times [2022-11-26 00:48:35,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:48:35,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678799829] [2022-11-26 00:48:35,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:48:35,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:48:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:48:37,957 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2022-11-26 00:48:37,957 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:48:37,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678799829] [2022-11-26 00:48:37,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678799829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:48:37,958 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:48:37,958 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:48:37,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263638608] [2022-11-26 00:48:37,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:48:37,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:48:37,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:48:37,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:48:37,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:48:37,961 INFO L87 Difference]: Start difference. First operand 15906 states and 22465 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:48:48,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:48:48,084 INFO L93 Difference]: Finished difference Result 30878 states and 43836 transitions. [2022-11-26 00:48:48,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:48:48,092 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (21), 3 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 137 [2022-11-26 00:48:48,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:48:48,269 INFO L225 Difference]: With dead ends: 30878 [2022-11-26 00:48:48,270 INFO L226 Difference]: Without dead ends: 30876 [2022-11-26 00:48:48,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:48:48,294 INFO L413 NwaCegarLoop]: 3012 mSDtfsCounter, 2581 mSDsluCounter, 8244 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2585 SdHoareTripleChecker+Valid, 11256 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-11-26 00:48:48,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2585 Valid, 11256 Invalid, 1465 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1462 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2022-11-26 00:48:48,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30876 states. [2022-11-26 00:48:50,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30876 to 30834. [2022-11-26 00:48:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30834 states, 18535 states have (on average 1.2953871054761263) internal successors, (24010), 19461 states have internal predecessors, (24010), 9832 states have call successors, (9832), 2531 states have call predecessors, (9832), 2463 states have return successors, (9948), 9325 states have call predecessors, (9948), 9824 states have call successors, (9948) [2022-11-26 00:48:50,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30834 states to 30834 states and 43790 transitions. [2022-11-26 00:48:50,406 INFO L78 Accepts]: Start accepts. Automaton has 30834 states and 43790 transitions. Word has length 137 [2022-11-26 00:48:50,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:48:50,407 INFO L495 AbstractCegarLoop]: Abstraction has 30834 states and 43790 transitions. [2022-11-26 00:48:50,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-26 00:48:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 30834 states and 43790 transitions. [2022-11-26 00:48:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-26 00:48:50,412 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:48:50,413 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:48:50,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-26 00:48:50,413 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:48:50,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:48:50,414 INFO L85 PathProgramCache]: Analyzing trace with hash -305792136, now seen corresponding path program 1 times [2022-11-26 00:48:50,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:48:50,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456855037] [2022-11-26 00:48:50,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:48:50,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:48:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:48:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2022-11-26 00:48:52,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:48:52,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456855037] [2022-11-26 00:48:52,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456855037] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:48:52,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:48:52,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:48:52,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547660984] [2022-11-26 00:48:52,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:48:52,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:48:52,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:48:52,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:48:52,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:48:52,796 INFO L87 Difference]: Start difference. First operand 30834 states and 43790 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:49:03,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:49:03,854 INFO L93 Difference]: Finished difference Result 60150 states and 86594 transitions. [2022-11-26 00:49:03,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 00:49:03,856 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (22), 3 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 142 [2022-11-26 00:49:03,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:49:04,349 INFO L225 Difference]: With dead ends: 60150 [2022-11-26 00:49:04,349 INFO L226 Difference]: Without dead ends: 60148 [2022-11-26 00:49:04,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-26 00:49:04,382 INFO L413 NwaCegarLoop]: 2964 mSDtfsCounter, 2551 mSDsluCounter, 8225 mSDsCounter, 0 mSdLazyCounter, 1438 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2554 SdHoareTripleChecker+Valid, 11189 SdHoareTripleChecker+Invalid, 1441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:49:04,383 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2554 Valid, 11189 Invalid, 1441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1438 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2022-11-26 00:49:04,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60148 states. [2022-11-26 00:49:08,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60148 to 60120. [2022-11-26 00:49:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60120 states, 36094 states have (on average 1.2952568293899263) internal successors, (46751), 37914 states have internal predecessors, (46751), 19156 states have call successors, (19156), 5002 states have call predecessors, (19156), 4866 states have return successors, (20660), 18123 states have call predecessors, (20660), 19140 states have call successors, (20660) [2022-11-26 00:49:09,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60120 states to 60120 states and 86567 transitions. [2022-11-26 00:49:09,315 INFO L78 Accepts]: Start accepts. Automaton has 60120 states and 86567 transitions. Word has length 142 [2022-11-26 00:49:09,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:49:09,316 INFO L495 AbstractCegarLoop]: Abstraction has 60120 states and 86567 transitions. [2022-11-26 00:49:09,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 00:49:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 60120 states and 86567 transitions. [2022-11-26 00:49:09,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-26 00:49:09,322 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:49:09,322 INFO L195 NwaCegarLoop]: trace histogram [11, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:49:09,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-26 00:49:09,323 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock_tryErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:49:09,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:49:09,324 INFO L85 PathProgramCache]: Analyzing trace with hash 212827415, now seen corresponding path program 1 times [2022-11-26 00:49:09,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:49:09,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948408039] [2022-11-26 00:49:09,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:49:09,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:49:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:49:10,461 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2022-11-26 00:49:10,461 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:49:10,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948408039] [2022-11-26 00:49:10,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948408039] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:49:10,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:49:10,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:49:10,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943208544] [2022-11-26 00:49:10,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:49:10,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:49:10,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:49:10,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:49:10,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:49:10,465 INFO L87 Difference]: Start difference. First operand 60120 states and 86567 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-26 00:49:21,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:24,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:49:36,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:49:36,191 INFO L93 Difference]: Finished difference Result 178992 states and 257881 transitions. [2022-11-26 00:49:36,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 00:49:36,192 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 138 [2022-11-26 00:49:36,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:49:37,296 INFO L225 Difference]: With dead ends: 178992 [2022-11-26 00:49:37,296 INFO L226 Difference]: Without dead ends: 119336 [2022-11-26 00:49:37,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:49:37,583 INFO L413 NwaCegarLoop]: 5011 mSDtfsCounter, 4904 mSDsluCounter, 6438 mSDsCounter, 0 mSdLazyCounter, 5649 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5033 SdHoareTripleChecker+Valid, 11449 SdHoareTripleChecker+Invalid, 5796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 5649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2022-11-26 00:49:37,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5033 Valid, 11449 Invalid, 5796 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [147 Valid, 5649 Invalid, 0 Unknown, 0 Unchecked, 18.8s Time] [2022-11-26 00:49:37,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119336 states. [2022-11-26 00:49:44,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119336 to 118900. [2022-11-26 00:49:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118900 states, 71312 states have (on average 1.2957566748934262) internal successors, (92403), 74988 states have internal predecessors, (92403), 37944 states have call successors, (37944), 9908 states have call predecessors, (37944), 9640 states have return successors, (40968), 35835 states have call predecessors, (40968), 37928 states have call successors, (40968) [2022-11-26 00:49:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118900 states to 118900 states and 171315 transitions. [2022-11-26 00:49:45,596 INFO L78 Accepts]: Start accepts. Automaton has 118900 states and 171315 transitions. Word has length 138 [2022-11-26 00:49:45,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:49:45,597 INFO L495 AbstractCegarLoop]: Abstraction has 118900 states and 171315 transitions. [2022-11-26 00:49:45,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-26 00:49:45,597 INFO L276 IsEmpty]: Start isEmpty. Operand 118900 states and 171315 transitions. [2022-11-26 00:49:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-26 00:49:45,603 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:49:45,603 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:49:45,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-26 00:49:45,604 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-11-26 00:49:45,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:49:45,604 INFO L85 PathProgramCache]: Analyzing trace with hash -731598770, now seen corresponding path program 1 times [2022-11-26 00:49:45,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:49:45,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650056125] [2022-11-26 00:49:45,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:49:45,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:49:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:49:48,080 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2022-11-26 00:49:48,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:49:48,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650056125] [2022-11-26 00:49:48,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650056125] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:49:48,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:49:48,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-26 00:49:48,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095564460] [2022-11-26 00:49:48,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:49:48,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 00:49:48,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:49:48,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 00:49:48,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-26 00:49:48,083 INFO L87 Difference]: Start difference. First operand 118900 states and 171315 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)