./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:05:22,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:05:22,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:05:22,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:05:22,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:05:22,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:05:22,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:05:22,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:05:22,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:05:22,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:05:22,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:05:22,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:05:22,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:05:22,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:05:22,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:05:22,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:05:22,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:05:22,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:05:22,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:05:22,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:05:22,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:05:22,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:05:22,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:05:22,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:05:22,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:05:22,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:05:22,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:05:22,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:05:22,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:05:22,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:05:22,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:05:22,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:05:22,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:05:22,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:05:22,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:05:22,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:05:22,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:05:22,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:05:22,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:05:22,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:05:22,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:05:22,824 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 17:05:22,846 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:05:22,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:05:22,847 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:05:22,847 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:05:22,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 17:05:22,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 17:05:22,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:05:22,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:05:22,849 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:05:22,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:05:22,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:05:22,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:05:22,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 17:05:22,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 17:05:22,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 17:05:22,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:05:22,851 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:05:22,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 17:05:22,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:05:22,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:05:22,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 17:05:22,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:05:22,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:05:22,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 17:05:22,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 17:05:22,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:05:22,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 17:05:22,853 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 17:05:22,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 17:05:22,854 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 17:05:22,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 17:05:22,854 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b [2022-11-25 17:05:23,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:05:23,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:05:23,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:05:23,137 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:05:23,138 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:05:23,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-25 17:05:26,248 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:05:27,051 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:05:27,051 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-25 17:05:27,136 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/data/9b4b28a22/1b362d959ffb4cf7a2ce21e90edc907a/FLAG41d3245f1 [2022-11-25 17:05:27,154 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/data/9b4b28a22/1b362d959ffb4cf7a2ce21e90edc907a [2022-11-25 17:05:27,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:05:27,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:05:27,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:05:27,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:05:27,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:05:27,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:05:27" (1/1) ... [2022-11-25 17:05:27,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58b11c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:27, skipping insertion in model container [2022-11-25 17:05:27,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:05:27" (1/1) ... [2022-11-25 17:05:27,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:05:27,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:05:28,278 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 17:05:28,612 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 17:05:28,629 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 17:05:28,646 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:05:28,677 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 17:05:28,813 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:05:28,878 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-11-25 17:05:28,930 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:28,964 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-11-25 17:05:28,965 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-11-25 17:05:29,015 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:29,153 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:05:29,158 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:05:29,158 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:05:29,169 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:05:29,180 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:05:29,190 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:05:29,201 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 17:05:29,211 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 17:05:29,219 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 17:05:29,262 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 17:05:29,272 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:05:29,273 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 17:05:29,282 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 17:05:29,421 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 17:05:29,441 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-11-25 17:05:29,491 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 17:05:29,504 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 17:05:29,505 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:29,609 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:05:29,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:05:29,644 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 17:05:29,659 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 17:05:29,660 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 17:05:29,679 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 17:05:29,856 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 17:05:29,987 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 17:05:30,020 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 17:05:30,447 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:30,453 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:30,461 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:30,462 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:30,469 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:30,478 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:30,484 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,485 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,501 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-11-25 17:05:30,536 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-11-25 17:05:30,546 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,550 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,554 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,556 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,557 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 17:05:30,558 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,560 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:05:30,583 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,642 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 17:05:30,643 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,644 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,663 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,666 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,669 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,680 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,682 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,712 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:30,715 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-11-25 17:05:30,716 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:30,794 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,796 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-11-25 17:05:30,800 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,816 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,817 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,821 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,831 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,834 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,839 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,846 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,865 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,867 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,877 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,879 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,881 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,885 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,917 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:30,917 WARN L623 FunctionHandler]: Unknown extern function napi_get_frags [2022-11-25 17:05:30,918 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,919 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:30,921 WARN L623 FunctionHandler]: Unknown extern function napi_gro_frags [2022-11-25 17:05:30,931 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:30,932 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:30,933 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:30,934 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,936 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:05:30,937 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,940 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,942 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 17:05:30,942 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 17:05:30,943 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:30,952 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:30,968 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,971 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,972 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:05:30,974 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,975 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,977 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 17:05:30,977 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 17:05:30,994 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:30,998 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:30,998 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,002 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,006 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:31,007 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,008 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:31,011 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,012 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,015 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,017 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,019 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-11-25 17:05:31,020 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,022 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,023 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-11-25 17:05:31,034 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,036 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,038 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,039 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:05:31,040 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,041 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,042 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 17:05:31,042 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 17:05:31,061 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 17:05:31,062 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:31,063 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:31,064 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:31,064 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:31,074 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,075 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,075 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,076 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,076 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,077 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,086 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,087 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,098 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,100 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,109 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,118 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,120 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,121 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 17:05:31,138 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,139 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,166 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,185 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,202 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-11-25 17:05:31,206 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-11-25 17:05:31,225 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,227 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,227 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,228 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,229 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:31,231 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:31,232 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:31,233 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:31,238 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 17:05:31,239 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:05:31,239 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,255 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-11-25 17:05:31,259 WARN L623 FunctionHandler]: Unknown extern function csum_ipv6_magic [2022-11-25 17:05:31,280 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,283 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,286 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,288 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,307 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,308 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,326 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:31,338 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,347 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:31,348 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:31,357 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,358 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 17:05:31,400 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:31,401 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:31,410 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,411 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,413 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,422 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,423 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 17:05:31,440 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,442 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,458 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 17:05:31,462 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,464 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,474 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,485 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-11-25 17:05:31,486 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:31,486 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 17:05:31,495 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-11-25 17:05:31,496 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:31,496 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:31,497 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,498 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 17:05:31,498 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,501 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,534 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:05:31,535 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:05:31,537 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:05:31,556 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,557 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,558 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,559 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,560 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:31,561 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,564 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,578 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,586 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,595 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,596 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,597 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,598 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,599 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,601 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,602 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,614 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,615 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,616 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,618 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,621 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,632 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,632 WARN L623 FunctionHandler]: Unknown extern function usecs_to_jiffies [2022-11-25 17:05:31,634 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,642 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,644 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,645 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,646 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,646 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,648 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,660 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:31,661 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:31,661 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:31,661 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:31,661 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:31,662 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:31,665 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-11-25 17:05:31,667 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,668 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:31,685 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,694 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,695 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:31,725 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,734 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,736 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:31,736 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 17:05:31,745 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,745 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,747 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,759 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,761 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,762 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,763 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,764 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,765 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,776 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,792 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 17:05:31,793 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 17:05:31,793 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:31,794 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 17:05:31,794 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 17:05:31,822 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:05:31,823 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 17:05:31,823 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 17:05:31,824 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 17:05:31,824 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 17:05:31,834 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:05:31,834 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,835 WARN L623 FunctionHandler]: Unknown extern function pcie_set_readrq [2022-11-25 17:05:31,835 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,835 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 17:05:31,837 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,837 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:05:31,839 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,840 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 17:05:31,844 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 17:05:31,845 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,846 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 17:05:31,847 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,848 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,848 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:05:31,849 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:05:31,849 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-11-25 17:05:31,850 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,853 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:05:31,853 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:31,854 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:31,854 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:31,855 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:31,855 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:31,855 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:31,856 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:31,856 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:31,859 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:31,859 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:31,860 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:31,860 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:31,861 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:31,861 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:31,863 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:31,864 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:31,864 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:31,868 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:31,869 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:05:31,869 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:05:31,871 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:05:31,872 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:31,882 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,890 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-11-25 17:05:31,891 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-11-25 17:05:31,893 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,893 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:31,893 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:31,894 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-25 17:05:31,903 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:31,911 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:05:31,911 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-11-25 17:05:31,924 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:05:31,925 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:31,925 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:31,933 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 17:05:31,934 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:05:31,934 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,935 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:05:31,935 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,943 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,944 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,944 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:05:31,952 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:05:31,953 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 17:05:31,954 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:31,954 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:05:31,954 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:05:31,969 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:05:31,969 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 17:05:31,969 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:05:31,970 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:31,970 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:05:31,971 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:05:32,477 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:05:32,479 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:05:32,481 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 17:05:32,481 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 17:05:32,490 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 17:05:32,493 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 17:05:32,496 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 17:05:32,497 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 17:05:32,498 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 17:05:32,498 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 17:05:32,499 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 17:05:32,500 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:05:32,500 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 17:05:32,501 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:05:32,501 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 17:05:32,502 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:05:32,502 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:05:32,502 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 17:05:32,503 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:05:32,503 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:05:32,503 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:05:32,504 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:05:32,504 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:05:32,505 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 17:05:32,505 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 17:05:32,592 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:32,672 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,674 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,683 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:05:32,749 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,750 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,754 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,760 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,760 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,761 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,762 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,770 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,771 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,781 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,782 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:32,782 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:05:32,783 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:32,841 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:32,842 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:32,852 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,860 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:32,876 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,877 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,885 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,885 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 17:05:32,893 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,893 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,894 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,894 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,902 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,910 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,911 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,919 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,919 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,927 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,928 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,928 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,936 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,936 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,937 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,945 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,948 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,948 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,949 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,956 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:05:32,957 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,958 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:05:32,959 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,960 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,961 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,970 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,971 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,971 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,980 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,982 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,983 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:32,984 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,987 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,994 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-11-25 17:05:32,995 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,995 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,996 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,996 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,998 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:32,999 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,000 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,000 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,009 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,009 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,010 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:33,018 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,019 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,021 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,022 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,022 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:33,023 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,023 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:33,024 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:05:33,025 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:05:33,026 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:33,026 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:33,026 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:33,027 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,027 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,128 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,129 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,138 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,139 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,139 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,140 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,141 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,141 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,182 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:05:33,182 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:05:33,184 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:05:33,205 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:33,205 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:33,221 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:05:33,229 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 17:05:33,246 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:33,246 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:33,263 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 17:05:33,263 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:33,327 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 17:05:33,414 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 17:05:33,414 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 17:05:33,426 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 17:05:34,412 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2022-11-25 17:05:34,416 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2022-11-25 17:05:34,416 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2022-11-25 17:05:34,417 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2022-11-25 17:05:34,417 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,426 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,427 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,428 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,429 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,429 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,446 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,448 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,452 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:05:34,577 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:05:34,699 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 17:05:34,702 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 17:05:34,703 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 17:05:34,703 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 17:05:34,704 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 17:05:34,705 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:05:34,706 WARN L623 FunctionHandler]: Unknown extern function alloc_pages_current [2022-11-25 17:05:34,706 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:34,708 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-11-25 17:05:34,709 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-11-25 17:05:34,715 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:34,721 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:05:34,722 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-25 17:05:34,722 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:05:34,723 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:05:34,725 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-11-25 17:05:34,726 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-11-25 17:05:34,727 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_cpu [2022-11-25 17:05:34,728 WARN L623 FunctionHandler]: Unknown extern function debug_dma_sync_single_for_device [2022-11-25 17:05:34,729 WARN L623 FunctionHandler]: Unknown extern function debug_dma_mapping_error [2022-11-25 17:05:34,731 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-25 17:05:34,732 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:05:34,733 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-25 17:05:34,733 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 17:05:34,738 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-25 17:05:34,739 WARN L623 FunctionHandler]: Unknown extern function skb_pad [2022-11-25 17:05:34,741 WARN L623 FunctionHandler]: Unknown extern function __napi_schedule [2022-11-25 17:05:34,742 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 17:05:34,742 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:34,744 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 17:05:34,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:05:34,746 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 17:05:34,746 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-25 17:05:34,747 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-25 17:05:34,747 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_any [2022-11-25 17:05:34,749 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 17:05:34,752 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 17:05:34,754 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 17:05:34,759 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:34,760 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:34,761 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:34,762 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:34,762 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:34,763 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:34,764 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,764 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,767 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-11-25 17:05:34,772 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-11-25 17:05:34,774 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,774 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,776 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,776 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,776 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 17:05:34,777 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,777 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:05:34,779 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,782 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-11-25 17:05:34,783 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,784 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,785 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,786 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,787 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,788 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,789 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,792 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:34,792 WARN L623 FunctionHandler]: Unknown extern function netdev_crit [2022-11-25 17:05:34,793 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:34,799 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,799 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-11-25 17:05:34,800 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,802 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,803 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,805 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,806 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,808 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,809 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,810 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,811 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,812 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,814 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,814 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,816 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,817 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,820 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:34,827 WARN L623 FunctionHandler]: Unknown extern function napi_get_frags [2022-11-25 17:05:34,828 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,828 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:34,830 WARN L623 FunctionHandler]: Unknown extern function napi_gro_frags [2022-11-25 17:05:34,831 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:34,832 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,832 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:34,833 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,834 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:05:34,834 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,835 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,836 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 17:05:34,836 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 17:05:34,837 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:34,838 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:34,839 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,840 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,841 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:05:34,842 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,842 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,843 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 17:05:34,843 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 17:05:34,845 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,846 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:34,846 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,847 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,847 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:34,848 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,848 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:34,849 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,849 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,850 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,851 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,854 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-11-25 17:05:34,855 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,856 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,857 WARN L623 FunctionHandler]: Unknown extern function __pskb_pull_tail [2022-11-25 17:05:34,858 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,859 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,861 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,861 WARN L623 FunctionHandler]: Unknown extern function eth_type_trans [2022-11-25 17:05:34,862 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,862 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,863 WARN L623 FunctionHandler]: Unknown extern function napi_gro_receive [2022-11-25 17:05:34,864 WARN L623 FunctionHandler]: Unknown extern function netif_receive_skb [2022-11-25 17:05:34,866 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 17:05:34,867 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:34,868 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:34,868 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:34,869 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:34,870 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,870 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,871 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,871 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,871 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,872 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,876 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,877 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,882 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,883 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,886 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,888 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,888 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,889 WARN L623 FunctionHandler]: Unknown extern function napi_complete [2022-11-25 17:05:34,890 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,891 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,950 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,951 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,952 WARN L623 FunctionHandler]: Unknown extern function find_first_bit [2022-11-25 17:05:34,952 WARN L623 FunctionHandler]: Unknown extern function find_next_bit [2022-11-25 17:05:34,955 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,956 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,956 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,957 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,957 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:34,958 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:34,958 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:34,958 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 17:05:34,959 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-11-25 17:05:34,959 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-11-25 17:05:34,959 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:34,960 WARN L623 FunctionHandler]: Unknown extern function pskb_expand_head [2022-11-25 17:05:34,963 WARN L623 FunctionHandler]: Unknown extern function csum_ipv6_magic [2022-11-25 17:05:34,967 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:34,968 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,971 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,971 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:34,974 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,974 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,976 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:34,977 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,978 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:34,979 WARN L623 FunctionHandler]: Unknown extern function put_page [2022-11-25 17:05:34,980 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,980 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 17:05:34,984 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:34,984 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:34,985 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,986 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,987 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,990 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,991 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-25 17:05:34,992 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,993 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:34,999 WARN L623 FunctionHandler]: Unknown extern function netif_napi_add [2022-11-25 17:05:34,999 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,000 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,002 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,003 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msix [2022-11-25 17:05:35,003 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:35,004 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 17:05:35,009 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msix [2022-11-25 17:05:35,010 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 17:05:35,010 WARN L623 FunctionHandler]: Unknown extern function netdev_warn [2022-11-25 17:05:35,011 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,011 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_block [2022-11-25 17:05:35,011 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,012 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,017 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:05:35,018 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:05:35,020 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 17:05:35,022 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,022 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,023 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,024 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,024 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,025 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,027 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,029 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,030 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,031 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,032 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,032 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,033 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,033 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,034 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,034 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,036 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,037 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,037 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,040 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,040 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,041 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,042 WARN L623 FunctionHandler]: Unknown extern function usecs_to_jiffies [2022-11-25 17:05:35,043 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,043 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,044 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,044 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,045 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,046 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,046 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,050 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,050 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,051 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,051 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,051 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,051 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,052 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-11-25 17:05:35,052 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,053 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,054 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,055 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,055 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:35,063 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,063 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,064 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:35,065 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 17:05:35,065 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,066 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,066 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,069 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,070 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,071 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,071 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,072 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,073 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,076 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,077 WARN L623 FunctionHandler]: Unknown extern function rtnl_lock [2022-11-25 17:05:35,078 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 17:05:35,078 WARN L623 FunctionHandler]: Unknown extern function netdev_alert [2022-11-25 17:05:35,078 WARN L623 FunctionHandler]: Unknown extern function dev_close [2022-11-25 17:05:35,078 WARN L623 FunctionHandler]: Unknown extern function rtnl_unlock [2022-11-25 17:05:35,081 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-11-25 17:05:35,082 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 17:05:35,082 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 17:05:35,083 WARN L623 FunctionHandler]: Unknown extern function vfree [2022-11-25 17:05:35,083 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 17:05:35,084 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:05:35,085 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,085 WARN L623 FunctionHandler]: Unknown extern function pcie_set_readrq [2022-11-25 17:05:35,085 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,086 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 17:05:35,086 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,086 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:05:35,087 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,087 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 17:05:35,087 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 17:05:35,093 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,094 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 17:05:35,094 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,095 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,095 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:05:35,095 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 17:05:35,096 WARN L623 FunctionHandler]: Unknown extern function vmalloc [2022-11-25 17:05:35,098 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,099 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 17:05:35,099 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:35,099 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:35,100 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:35,100 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:35,100 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:35,101 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:35,101 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:35,102 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:35,102 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:35,102 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:35,103 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:35,103 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:35,103 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:35,104 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:35,106 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:35,106 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 17:05:35,107 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 17:05:35,107 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:35,108 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 17:05:35,108 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:05:35,108 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 17:05:35,109 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:35,110 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,111 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-11-25 17:05:35,111 WARN L623 FunctionHandler]: Unknown extern function netif_get_num_default_rss_queues [2022-11-25 17:05:35,113 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,113 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:35,114 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 17:05:35,114 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-25 17:05:35,115 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:35,116 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:05:35,116 WARN L623 FunctionHandler]: Unknown extern function netif_napi_del [2022-11-25 17:05:35,117 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:05:35,118 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:35,118 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 17:05:35,119 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 17:05:35,119 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:05:35,119 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,120 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:05:35,120 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,121 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,121 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,122 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:05:35,122 WARN L623 FunctionHandler]: Unknown extern function netif_device_detach [2022-11-25 17:05:35,123 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 17:05:35,123 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 17:05:35,123 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 17:05:35,124 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:05:35,124 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 17:05:35,124 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 17:05:35,125 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 17:05:35,125 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,125 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 17:05:35,126 WARN L623 FunctionHandler]: Unknown extern function netif_device_attach [2022-11-25 17:05:35,133 WARN L623 FunctionHandler]: Unknown extern function eth_validate_addr [2022-11-25 17:05:35,134 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 17:05:35,136 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 17:05:35,136 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 17:05:35,146 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 17:05:35,148 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-25 17:05:35,152 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-25 17:05:35,153 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-25 17:05:35,155 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 17:05:35,155 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 17:05:35,156 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 17:05:35,157 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:05:35,157 WARN L623 FunctionHandler]: Unknown extern function alloc_etherdev_mqs [2022-11-25 17:05:35,158 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:05:35,158 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-25 17:05:35,158 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:05:35,159 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:05:35,159 WARN L623 FunctionHandler]: Unknown extern function unregister_netdev [2022-11-25 17:05:35,159 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-25 17:05:35,160 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:05:35,160 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:05:35,160 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 17:05:35,161 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 17:05:35,161 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 17:05:35,162 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 17:05:35,164 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:35,174 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,175 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,176 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:05:35,184 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,185 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,188 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,193 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,194 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,195 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,195 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,196 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,197 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,199 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,200 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,201 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 17:05:35,202 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:35,203 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:35,204 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:35,207 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,207 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 17:05:35,209 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,209 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,210 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,211 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 17:05:35,211 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,212 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,212 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,213 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,213 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,214 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,214 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,215 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,215 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,216 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,217 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,217 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,218 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,218 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,219 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,219 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,222 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,222 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,223 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,223 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:05:35,224 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,225 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:05:35,226 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,227 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,228 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,229 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,230 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,230 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,232 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,288 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,288 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,289 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,291 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,292 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_timeout [2022-11-25 17:05:35,293 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,293 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,294 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,294 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,296 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,297 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,298 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,299 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,300 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,301 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,302 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:35,303 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,304 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,305 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,306 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,306 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,307 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,308 WARN L623 FunctionHandler]: Unknown extern function netdev_printk [2022-11-25 17:05:35,309 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-11-25 17:05:35,309 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 17:05:35,310 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,310 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,310 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-11-25 17:05:35,311 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,312 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,319 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,321 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,322 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,323 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,323 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,324 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,325 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,326 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,329 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:05:35,329 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:05:35,330 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 17:05:35,332 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,332 WARN L623 FunctionHandler]: Unknown extern function netdev_info [2022-11-25 17:05:35,334 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-25 17:05:35,335 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-25 17:05:35,337 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-25 17:05:35,338 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 17:05:35,339 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-11-25 17:05:35,340 WARN L623 FunctionHandler]: Unknown extern function netdev_err [2022-11-25 17:05:35,345 WARN L623 FunctionHandler]: Unknown extern function ethtool_op_get_link [2022-11-25 17:05:35,350 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 17:05:35,350 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 17:05:35,351 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 17:05:35,379 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2022-11-25 17:05:35,379 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2022-11-25 17:05:35,380 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2022-11-25 17:05:35,380 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_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2022-11-25 17:05:35,381 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,382 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,385 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,386 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,386 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,387 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,389 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,390 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,393 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 17:05:35,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:05:35,751 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:05:35,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35 WrapperNode [2022-11-25 17:05:35,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:05:35,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:05:35,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:05:35,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:05:35,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:35,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:36,512 INFO L138 Inliner]: procedures = 794, calls = 7653, calls flagged for inlining = 373, calls inlined = 338, statements flattened = 15719 [2022-11-25 17:05:36,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:05:36,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:05:36,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:05:36,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:05:36,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:36,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:36,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:36,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:37,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:37,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:37,153 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:37,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:37,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:05:37,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:05:37,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:05:37,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:05:37,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (1/1) ... [2022-11-25 17:05:37,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 17:05:37,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:05:37,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 17:05:37,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 17:05:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-25 17:05:37,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-25 17:05:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-11-25 17:05:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-25 17:05:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-25 17:05:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-11-25 17:05:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-11-25 17:05:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-11-25 17:05:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-11-25 17:05:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-11-25 17:05:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-11-25 17:05:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-11-25 17:05:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-11-25 17:05:37,631 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-11-25 17:05:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-11-25 17:05:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-11-25 17:05:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-11-25 17:05:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 17:05:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 17:05:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-25 17:05:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-25 17:05:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 17:05:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 17:05:37,632 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-25 17:05:37,632 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-25 17:05:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-11-25 17:05:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-11-25 17:05:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-11-25 17:05:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-11-25 17:05:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 17:05:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 17:05:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-25 17:05:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-25 17:05:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-11-25 17:05:37,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-11-25 17:05:37,633 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-11-25 17:05:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-11-25 17:05:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-25 17:05:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-25 17:05:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-25 17:05:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-25 17:05:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-11-25 17:05:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-11-25 17:05:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-11-25 17:05:37,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-11-25 17:05:37,634 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-11-25 17:05:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-11-25 17:05:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-11-25 17:05:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-11-25 17:05:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-25 17:05:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-25 17:05:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-11-25 17:05:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-11-25 17:05:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-11-25 17:05:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-11-25 17:05:37,635 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-25 17:05:37,635 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-25 17:05:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-11-25 17:05:37,636 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-11-25 17:05:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-25 17:05:37,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-25 17:05:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-25 17:05:37,636 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-25 17:05:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-11-25 17:05:37,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-11-25 17:05:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-11-25 17:05:37,636 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-11-25 17:05:37,636 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-11-25 17:05:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-11-25 17:05:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 17:05:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 17:05:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:05:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-25 17:05:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-25 17:05:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-11-25 17:05:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-11-25 17:05:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 17:05:37,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 17:05:37,637 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-25 17:05:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-25 17:05:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-25 17:05:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-25 17:05:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-11-25 17:05:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-11-25 17:05:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-11-25 17:05:37,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-11-25 17:05:37,638 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 17:05:37,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 17:05:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 17:05:37,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 17:05:37,640 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-11-25 17:05:37,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-11-25 17:05:37,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 17:05:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-25 17:05:37,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 17:05:37,652 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-11-25 17:05:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-11-25 17:05:37,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-25 17:05:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-25 17:05:37,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 17:05:37,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 17:05:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 17:05:37,653 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 17:05:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 17:05:37,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 17:05:37,654 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 17:05:37,654 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-11-25 17:05:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-11-25 17:05:37,654 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-11-25 17:05:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-11-25 17:05:37,654 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-25 17:05:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-25 17:05:37,655 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-11-25 17:05:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-11-25 17:05:37,655 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 17:05:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-25 17:05:37,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2022-11-25 17:05:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2022-11-25 17:05:37,655 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 17:05:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 17:05:37,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-25 17:05:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-25 17:05:37,656 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-25 17:05:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-25 17:05:37,656 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-11-25 17:05:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-11-25 17:05:37,657 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 17:05:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 17:05:37,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2022-11-25 17:05:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2022-11-25 17:05:37,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:05:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:05:37,658 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-11-25 17:05:37,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-11-25 17:05:37,658 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-11-25 17:05:37,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-11-25 17:05:37,658 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 17:05:37,658 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 17:05:37,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 17:05:37,659 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-11-25 17:05:37,659 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-11-25 17:05:37,659 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 17:05:37,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-25 17:05:37,659 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-25 17:05:37,659 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-25 17:05:37,659 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-25 17:05:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-25 17:05:37,660 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-25 17:05:37,660 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-11-25 17:05:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-11-25 17:05:37,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-25 17:05:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-25 17:05:37,660 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-11-25 17:05:37,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-11-25 17:05:37,661 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-25 17:05:37,661 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-25 17:05:37,661 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 17:05:37,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 17:05:37,661 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-25 17:05:37,661 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-25 17:05:37,662 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-25 17:05:37,662 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-25 17:05:37,662 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-25 17:05:37,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-25 17:05:37,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 17:05:37,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 17:05:37,662 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-25 17:05:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-25 17:05:37,663 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-11-25 17:05:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-11-25 17:05:37,663 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-25 17:05:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-25 17:05:37,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:05:37,663 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 17:05:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 17:05:37,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-11-25 17:05:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-11-25 17:05:37,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-11-25 17:05:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-11-25 17:05:37,664 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-11-25 17:05:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-11-25 17:05:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 17:05:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-25 17:05:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-25 17:05:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-11-25 17:05:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-11-25 17:05:37,665 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-11-25 17:05:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-11-25 17:05:37,666 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-11-25 17:05:37,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-11-25 17:05:37,666 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-25 17:05:37,666 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-25 17:05:37,670 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-11-25 17:05:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-11-25 17:05:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-25 17:05:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-25 17:05:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-25 17:05:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-25 17:05:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-25 17:05:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-25 17:05:37,671 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-25 17:05:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-25 17:05:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-11-25 17:05:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-11-25 17:05:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-25 17:05:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-25 17:05:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-25 17:05:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-25 17:05:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 17:05:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 17:05:37,672 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-11-25 17:05:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-11-25 17:05:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:05:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-25 17:05:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-25 17:05:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 17:05:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 17:05:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2022-11-25 17:05:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2022-11-25 17:05:37,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2022-11-25 17:05:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2022-11-25 17:05:37,674 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-11-25 17:05:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-11-25 17:05:37,674 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-11-25 17:05:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-11-25 17:05:37,674 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-11-25 17:05:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-11-25 17:05:37,674 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-11-25 17:05:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-11-25 17:05:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-25 17:05:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-25 17:05:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-25 17:05:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-11-25 17:05:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-11-25 17:05:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-11-25 17:05:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-11-25 17:05:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-11-25 17:05:37,675 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-25 17:05:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-25 17:05:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-11-25 17:05:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-11-25 17:05:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-11-25 17:05:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-11-25 17:05:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-11-25 17:05:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-11-25 17:05:37,676 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 17:05:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-25 17:05:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-11-25 17:05:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-11-25 17:05:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-11-25 17:05:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-11-25 17:05:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-11-25 17:05:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-11-25 17:05:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-25 17:05:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-25 17:05:37,677 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-25 17:05:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-11-25 17:05:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-11-25 17:05:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-11-25 17:05:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-11-25 17:05:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-11-25 17:05:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-11-25 17:05:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-25 17:05:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-25 17:05:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure ql_timer [2022-11-25 17:05:37,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_timer [2022-11-25 17:05:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 17:05:37,679 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 17:05:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-25 17:05:37,679 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-25 17:05:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-11-25 17:05:37,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-11-25 17:05:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-11-25 17:05:37,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-11-25 17:05:37,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 17:05:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 17:05:37,680 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-25 17:05:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-25 17:05:37,680 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-11-25 17:05:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-11-25 17:05:37,680 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-25 17:05:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-25 17:05:37,680 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-25 17:05:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-25 17:05:37,681 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-11-25 17:05:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-11-25 17:05:37,681 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-25 17:05:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-25 17:05:37,681 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-11-25 17:05:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-11-25 17:05:37,681 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-11-25 17:05:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-11-25 17:05:37,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2022-11-25 17:05:37,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2022-11-25 17:05:37,682 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 17:05:37,682 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 17:05:37,682 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-11-25 17:05:37,682 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-11-25 17:05:37,682 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-11-25 17:05:37,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-11-25 17:05:37,682 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-11-25 17:05:37,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-11-25 17:05:37,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 17:05:37,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 17:05:37,683 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-11-25 17:05:37,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-11-25 17:05:37,683 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-25 17:05:37,683 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-25 17:05:37,683 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-25 17:05:37,683 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-25 17:05:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 17:05:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 17:05:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-11-25 17:05:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-11-25 17:05:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2022-11-25 17:05:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2022-11-25 17:05:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-25 17:05:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-25 17:05:37,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:05:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-11-25 17:05:37,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-11-25 17:05:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-25 17:05:37,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-25 17:05:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-11-25 17:05:37,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-11-25 17:05:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-11-25 17:05:37,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-11-25 17:05:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-25 17:05:37,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-25 17:05:37,708 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-11-25 17:05:37,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-11-25 17:05:37,708 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-25 17:05:37,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-25 17:05:37,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 17:05:37,708 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-11-25 17:05:37,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-11-25 17:05:37,708 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 17:05:37,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 17:05:37,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 17:05:37,709 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-11-25 17:05:37,709 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-11-25 17:05:37,709 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-25 17:05:37,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-25 17:05:37,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 17:05:37,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 17:05:37,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-25 17:05:37,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-25 17:05:37,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-25 17:05:37,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-25 17:05:37,710 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-11-25 17:05:37,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-11-25 17:05:37,710 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-11-25 17:05:37,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-11-25 17:05:37,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2022-11-25 17:05:37,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2022-11-25 17:05:37,711 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-11-25 17:05:37,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-11-25 17:05:37,711 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-11-25 17:05:37,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-11-25 17:05:37,711 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-11-25 17:05:37,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-11-25 17:05:37,711 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-11-25 17:05:37,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-11-25 17:05:37,711 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-25 17:05:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-25 17:05:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 17:05:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 17:05:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-11-25 17:05:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-11-25 17:05:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-11-25 17:05:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-11-25 17:05:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-25 17:05:37,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-25 17:05:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-11-25 17:05:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-11-25 17:05:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-25 17:05:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-25 17:05:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-11-25 17:05:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-11-25 17:05:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-25 17:05:37,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-25 17:05:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-25 17:05:37,714 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-25 17:05:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-11-25 17:05:37,714 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-11-25 17:05:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-25 17:05:37,714 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-25 17:05:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-11-25 17:05:37,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-11-25 17:05:37,714 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 17:05:37,714 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 17:05:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-25 17:05:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-25 17:05:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-11-25 17:05:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-11-25 17:05:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-11-25 17:05:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-11-25 17:05:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 17:05:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 17:05:37,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 17:05:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-25 17:05:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-25 17:05:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-11-25 17:05:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-11-25 17:05:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 17:05:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 17:05:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-25 17:05:37,716 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-25 17:05:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-11-25 17:05:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-11-25 17:05:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-11-25 17:05:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-11-25 17:05:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-25 17:05:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-25 17:05:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-11-25 17:05:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-11-25 17:05:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-11-25 17:05:37,717 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-11-25 17:05:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-11-25 17:05:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-11-25 17:05:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-25 17:05:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-25 17:05:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-11-25 17:05:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-11-25 17:05:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-11-25 17:05:37,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-11-25 17:05:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-11-25 17:05:37,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-11-25 17:05:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-11-25 17:05:37,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-11-25 17:05:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-25 17:05:37,719 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-25 17:05:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-25 17:05:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-25 17:05:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-25 17:05:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-25 17:05:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-25 17:05:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-25 17:05:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-25 17:05:37,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-25 17:05:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-25 17:05:37,721 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-25 17:05:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 17:05:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-11-25 17:05:37,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-11-25 17:05:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-25 17:05:37,721 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-25 17:05:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-25 17:05:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-25 17:05:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 17:05:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 17:05:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-25 17:05:37,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-25 17:05:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-11-25 17:05:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-11-25 17:05:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-11-25 17:05:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-11-25 17:05:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-11-25 17:05:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-11-25 17:05:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-25 17:05:37,723 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-25 17:05:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2022-11-25 17:05:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2022-11-25 17:05:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-11-25 17:05:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-11-25 17:05:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-25 17:05:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-25 17:05:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-11-25 17:05:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-11-25 17:05:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-25 17:05:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-25 17:05:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-11-25 17:05:37,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-11-25 17:05:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 17:05:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 17:05:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-25 17:05:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-25 17:05:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-25 17:05:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-25 17:05:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-11-25 17:05:37,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-11-25 17:05:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-25 17:05:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-25 17:05:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-11-25 17:05:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-11-25 17:05:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-25 17:05:37,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-25 17:05:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 17:05:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 17:05:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-11-25 17:05:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-11-25 17:05:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-11-25 17:05:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-11-25 17:05:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-25 17:05:37,728 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-25 17:05:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-11-25 17:05:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-11-25 17:05:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-25 17:05:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-25 17:05:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 17:05:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-11-25 17:05:37,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-11-25 17:05:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-25 17:05:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-25 17:05:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-25 17:05:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-25 17:05:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-11-25 17:05:37,730 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-11-25 17:05:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-11-25 17:05:37,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-11-25 17:05:39,501 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:05:39,506 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:05:39,662 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 17:06:03,031 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:06:03,068 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:06:03,068 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-25 17:06:03,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:06:03 BoogieIcfgContainer [2022-11-25 17:06:03,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:06:03,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 17:06:03,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 17:06:03,081 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 17:06:03,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 05:05:27" (1/3) ... [2022-11-25 17:06:03,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aa7771d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:06:03, skipping insertion in model container [2022-11-25 17:06:03,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:05:35" (2/3) ... [2022-11-25 17:06:03,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3aa7771d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 05:06:03, skipping insertion in model container [2022-11-25 17:06:03,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:06:03" (3/3) ... [2022-11-25 17:06:03,085 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-11-25 17:06:03,105 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 17:06:03,105 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-25 17:06:03,255 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 17:06:03,264 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7279c5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 17:06:03,265 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-25 17:06:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 4925 states, 3441 states have (on average 1.3327521069456554) internal successors, (4586), 3521 states have internal predecessors, (4586), 1236 states have call successors, (1236), 245 states have call predecessors, (1236), 244 states have return successors, (1230), 1211 states have call predecessors, (1230), 1230 states have call successors, (1230) [2022-11-25 17:06:03,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-25 17:06:03,295 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:03,295 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2022-11-25 17:06:03,296 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:03,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:03,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1517692043, now seen corresponding path program 1 times [2022-11-25 17:06:03,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:03,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311607422] [2022-11-25 17:06:03,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:03,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:05,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:05,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:05,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:05,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:05,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:05,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:05,568 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-25 17:06:05,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:05,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311607422] [2022-11-25 17:06:05,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311607422] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:05,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:05,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:05,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418212851] [2022-11-25 17:06:05,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:05,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:05,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:05,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:05,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:05,634 INFO L87 Difference]: Start difference. First operand has 4925 states, 3441 states have (on average 1.3327521069456554) internal successors, (4586), 3521 states have internal predecessors, (4586), 1236 states have call successors, (1236), 245 states have call predecessors, (1236), 244 states have return successors, (1230), 1211 states have call predecessors, (1230), 1230 states have call successors, (1230) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 17:06:06,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:06,279 INFO L93 Difference]: Finished difference Result 9803 states and 14163 transitions. [2022-11-25 17:06:06,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:06,296 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2022-11-25 17:06:06,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:06,367 INFO L225 Difference]: With dead ends: 9803 [2022-11-25 17:06:06,367 INFO L226 Difference]: Without dead ends: 4891 [2022-11-25 17:06:06,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:06,405 INFO L413 NwaCegarLoop]: 6991 mSDtfsCounter, 6966 mSDsluCounter, 13965 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6982 SdHoareTripleChecker+Valid, 20956 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:06,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6982 Valid, 20956 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 17:06:06,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4891 states. [2022-11-25 17:06:06,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4891 to 4891. [2022-11-25 17:06:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4891 states, 3414 states have (on average 1.3245459871118923) internal successors, (4522), 3491 states have internal predecessors, (4522), 1230 states have call successors, (1230), 245 states have call predecessors, (1230), 244 states have return successors, (1227), 1208 states have call predecessors, (1227), 1227 states have call successors, (1227) [2022-11-25 17:06:06,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 4891 states and 6979 transitions. [2022-11-25 17:06:06,740 INFO L78 Accepts]: Start accepts. Automaton has 4891 states and 6979 transitions. Word has length 48 [2022-11-25 17:06:06,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:06,741 INFO L495 AbstractCegarLoop]: Abstraction has 4891 states and 6979 transitions. [2022-11-25 17:06:06,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-25 17:06:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 4891 states and 6979 transitions. [2022-11-25 17:06:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-25 17:06:06,744 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:06,744 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2022-11-25 17:06:06,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 17:06:06,745 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:06,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:06,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1889277784, now seen corresponding path program 1 times [2022-11-25 17:06:06,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:06,746 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042445457] [2022-11-25 17:06:06,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:06,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-25 17:06:08,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:08,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042445457] [2022-11-25 17:06:08,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042445457] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:08,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:08,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:08,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632631434] [2022-11-25 17:06:08,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:08,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:08,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:08,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:08,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:08,224 INFO L87 Difference]: Start difference. First operand 4891 states and 6979 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 17:06:08,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:08,705 INFO L93 Difference]: Finished difference Result 4897 states and 6984 transitions. [2022-11-25 17:06:08,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:08,706 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2022-11-25 17:06:08,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:08,740 INFO L225 Difference]: With dead ends: 4897 [2022-11-25 17:06:08,740 INFO L226 Difference]: Without dead ends: 4895 [2022-11-25 17:06:08,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:08,745 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6958 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:08,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6958 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:08,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4895 states. [2022-11-25 17:06:08,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4895 to 4895. [2022-11-25 17:06:09,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4895 states, 3417 states have (on average 1.324261047702663) internal successors, (4525), 3494 states have internal predecessors, (4525), 1230 states have call successors, (1230), 246 states have call predecessors, (1230), 245 states have return successors, (1227), 1208 states have call predecessors, (1227), 1227 states have call successors, (1227) [2022-11-25 17:06:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 4895 states and 6982 transitions. [2022-11-25 17:06:09,057 INFO L78 Accepts]: Start accepts. Automaton has 4895 states and 6982 transitions. Word has length 53 [2022-11-25 17:06:09,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:09,058 INFO L495 AbstractCegarLoop]: Abstraction has 4895 states and 6982 transitions. [2022-11-25 17:06:09,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 17:06:09,059 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 6982 transitions. [2022-11-25 17:06:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-25 17:06:09,068 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:09,069 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2022-11-25 17:06:09,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 17:06:09,069 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:09,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:09,070 INFO L85 PathProgramCache]: Analyzing trace with hash -231741163, now seen corresponding path program 1 times [2022-11-25 17:06:09,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:09,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652094126] [2022-11-25 17:06:09,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:09,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:10,386 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-25 17:06:10,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:10,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652094126] [2022-11-25 17:06:10,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652094126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:10,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:10,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:10,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657136351] [2022-11-25 17:06:10,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:10,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:10,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:10,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:10,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:10,390 INFO L87 Difference]: Start difference. First operand 4895 states and 6982 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 17:06:10,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:10,859 INFO L93 Difference]: Finished difference Result 4901 states and 6987 transitions. [2022-11-25 17:06:10,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:10,860 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2022-11-25 17:06:10,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:10,894 INFO L225 Difference]: With dead ends: 4901 [2022-11-25 17:06:10,894 INFO L226 Difference]: Without dead ends: 4899 [2022-11-25 17:06:10,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:10,908 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6957 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:10,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6957 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 17:06:10,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-11-25 17:06:11,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 4899. [2022-11-25 17:06:11,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4899 states, 3420 states have (on average 1.3239766081871345) internal successors, (4528), 3497 states have internal predecessors, (4528), 1230 states have call successors, (1230), 247 states have call predecessors, (1230), 246 states have return successors, (1227), 1208 states have call predecessors, (1227), 1227 states have call successors, (1227) [2022-11-25 17:06:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 4899 states and 6985 transitions. [2022-11-25 17:06:11,315 INFO L78 Accepts]: Start accepts. Automaton has 4899 states and 6985 transitions. Word has length 58 [2022-11-25 17:06:11,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:11,316 INFO L495 AbstractCegarLoop]: Abstraction has 4899 states and 6985 transitions. [2022-11-25 17:06:11,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 17:06:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 4899 states and 6985 transitions. [2022-11-25 17:06:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-25 17:06:11,320 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:11,320 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 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] [2022-11-25 17:06:11,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 17:06:11,321 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:11,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:11,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1542962488, now seen corresponding path program 1 times [2022-11-25 17:06:11,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:11,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130233599] [2022-11-25 17:06:11,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:11,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-25 17:06:12,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:12,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130233599] [2022-11-25 17:06:12,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130233599] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:12,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:12,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:12,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044075224] [2022-11-25 17:06:12,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:12,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:12,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:12,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:12,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:12,903 INFO L87 Difference]: Start difference. First operand 4899 states and 6985 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 17:06:13,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:13,369 INFO L93 Difference]: Finished difference Result 4937 states and 7015 transitions. [2022-11-25 17:06:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:13,369 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2022-11-25 17:06:13,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:13,401 INFO L225 Difference]: With dead ends: 4937 [2022-11-25 17:06:13,401 INFO L226 Difference]: Without dead ends: 4935 [2022-11-25 17:06:13,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:13,410 INFO L413 NwaCegarLoop]: 6979 mSDtfsCounter, 6891 mSDsluCounter, 14011 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6903 SdHoareTripleChecker+Valid, 20990 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:13,411 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6903 Valid, 20990 Invalid, 26 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:13,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4935 states. [2022-11-25 17:06:13,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4935 to 4933. [2022-11-25 17:06:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4933 states, 3444 states have (on average 1.3220092915214867) internal successors, (4553), 3521 states have internal predecessors, (4553), 1231 states have call successors, (1231), 256 states have call predecessors, (1231), 255 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4933 states to 4933 states and 7012 transitions. [2022-11-25 17:06:13,754 INFO L78 Accepts]: Start accepts. Automaton has 4933 states and 7012 transitions. Word has length 63 [2022-11-25 17:06:13,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:13,755 INFO L495 AbstractCegarLoop]: Abstraction has 4933 states and 7012 transitions. [2022-11-25 17:06:13,755 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 17:06:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 4933 states and 7012 transitions. [2022-11-25 17:06:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-25 17:06:13,758 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:13,758 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 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] [2022-11-25 17:06:13,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 17:06:13,758 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:13,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:13,759 INFO L85 PathProgramCache]: Analyzing trace with hash -171237707, now seen corresponding path program 1 times [2022-11-25 17:06:13,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:13,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821030032] [2022-11-25 17:06:13,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:13,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:14,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:14,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:14,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:14,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:14,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:15,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:15,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:15,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:15,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:15,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:15,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:15,066 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-25 17:06:15,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:15,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821030032] [2022-11-25 17:06:15,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821030032] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:15,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:15,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:15,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102245977] [2022-11-25 17:06:15,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:15,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:15,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:15,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:15,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:15,070 INFO L87 Difference]: Start difference. First operand 4933 states and 7012 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 17:06:15,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:15,539 INFO L93 Difference]: Finished difference Result 4939 states and 7017 transitions. [2022-11-25 17:06:15,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:15,540 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 68 [2022-11-25 17:06:15,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:15,573 INFO L225 Difference]: With dead ends: 4939 [2022-11-25 17:06:15,573 INFO L226 Difference]: Without dead ends: 4937 [2022-11-25 17:06:15,578 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:15,581 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6955 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:15,581 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6955 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:15,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2022-11-25 17:06:15,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 4937. [2022-11-25 17:06:15,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4937 states, 3447 states have (on average 1.3217290397447055) internal successors, (4556), 3524 states have internal predecessors, (4556), 1231 states have call successors, (1231), 257 states have call predecessors, (1231), 256 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:15,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4937 states to 4937 states and 7015 transitions. [2022-11-25 17:06:15,933 INFO L78 Accepts]: Start accepts. Automaton has 4937 states and 7015 transitions. Word has length 68 [2022-11-25 17:06:15,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:15,934 INFO L495 AbstractCegarLoop]: Abstraction has 4937 states and 7015 transitions. [2022-11-25 17:06:15,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 17:06:15,935 INFO L276 IsEmpty]: Start isEmpty. Operand 4937 states and 7015 transitions. [2022-11-25 17:06:15,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-25 17:06:15,936 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:15,936 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:06:15,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 17:06:15,936 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:15,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:15,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1121853590, now seen corresponding path program 1 times [2022-11-25 17:06:15,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:15,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570751396] [2022-11-25 17:06:15,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:15,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:17,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:06:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 17:06:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 17:06:17,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:06:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-25 17:06:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 17:06:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:17,297 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-25 17:06:17,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:17,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570751396] [2022-11-25 17:06:17,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570751396] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:17,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:17,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:17,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545296434] [2022-11-25 17:06:17,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:17,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:17,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:17,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:17,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:17,301 INFO L87 Difference]: Start difference. First operand 4937 states and 7015 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 17:06:17,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:17,767 INFO L93 Difference]: Finished difference Result 4943 states and 7020 transitions. [2022-11-25 17:06:17,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:17,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 86 [2022-11-25 17:06:17,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:17,816 INFO L225 Difference]: With dead ends: 4943 [2022-11-25 17:06:17,816 INFO L226 Difference]: Without dead ends: 4941 [2022-11-25 17:06:17,821 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:17,822 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6934 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6944 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:17,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6944 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:17,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4941 states. [2022-11-25 17:06:18,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4941 to 4941. [2022-11-25 17:06:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4941 states, 3450 states have (on average 1.3214492753623188) internal successors, (4559), 3527 states have internal predecessors, (4559), 1231 states have call successors, (1231), 258 states have call predecessors, (1231), 257 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:18,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4941 states to 4941 states and 7018 transitions. [2022-11-25 17:06:18,183 INFO L78 Accepts]: Start accepts. Automaton has 4941 states and 7018 transitions. Word has length 86 [2022-11-25 17:06:18,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:18,183 INFO L495 AbstractCegarLoop]: Abstraction has 4941 states and 7018 transitions. [2022-11-25 17:06:18,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 17:06:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand 4941 states and 7018 transitions. [2022-11-25 17:06:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-25 17:06:18,185 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:18,185 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 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] [2022-11-25 17:06:18,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 17:06:18,185 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:18,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:18,186 INFO L85 PathProgramCache]: Analyzing trace with hash -32932779, now seen corresponding path program 1 times [2022-11-25 17:06:18,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:18,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725740590] [2022-11-25 17:06:18,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:18,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:19,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 17:06:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:06:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:19,381 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-25 17:06:19,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:19,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725740590] [2022-11-25 17:06:19,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725740590] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:19,382 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:19,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:19,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518681460] [2022-11-25 17:06:19,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:19,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:19,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:19,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:19,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:19,384 INFO L87 Difference]: Start difference. First operand 4941 states and 7018 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 17:06:19,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:19,872 INFO L93 Difference]: Finished difference Result 4947 states and 7023 transitions. [2022-11-25 17:06:19,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:19,873 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 78 [2022-11-25 17:06:19,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:19,899 INFO L225 Difference]: With dead ends: 4947 [2022-11-25 17:06:19,899 INFO L226 Difference]: Without dead ends: 4945 [2022-11-25 17:06:19,904 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:19,905 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6953 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:19,905 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6953 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:19,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4945 states. [2022-11-25 17:06:20,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4945 to 4945. [2022-11-25 17:06:20,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4945 states, 3453 states have (on average 1.3211699971039677) internal successors, (4562), 3530 states have internal predecessors, (4562), 1231 states have call successors, (1231), 259 states have call predecessors, (1231), 258 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4945 states to 4945 states and 7021 transitions. [2022-11-25 17:06:20,281 INFO L78 Accepts]: Start accepts. Automaton has 4945 states and 7021 transitions. Word has length 78 [2022-11-25 17:06:20,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:20,283 INFO L495 AbstractCegarLoop]: Abstraction has 4945 states and 7021 transitions. [2022-11-25 17:06:20,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 17:06:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 4945 states and 7021 transitions. [2022-11-25 17:06:20,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-25 17:06:20,291 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:20,291 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 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] [2022-11-25 17:06:20,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 17:06:20,291 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:20,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:20,292 INFO L85 PathProgramCache]: Analyzing trace with hash 365727992, now seen corresponding path program 1 times [2022-11-25 17:06:20,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:20,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624711541] [2022-11-25 17:06:20,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:20,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:21,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:21,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 17:06:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:06:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-25 17:06:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:21,594 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-25 17:06:21,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:21,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624711541] [2022-11-25 17:06:21,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624711541] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:21,595 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:21,595 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:21,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913966829] [2022-11-25 17:06:21,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:21,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:21,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:21,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:21,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:21,597 INFO L87 Difference]: Start difference. First operand 4945 states and 7021 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:06:22,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:22,084 INFO L93 Difference]: Finished difference Result 4951 states and 7026 transitions. [2022-11-25 17:06:22,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:22,085 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2022-11-25 17:06:22,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:22,109 INFO L225 Difference]: With dead ends: 4951 [2022-11-25 17:06:22,110 INFO L226 Difference]: Without dead ends: 4949 [2022-11-25 17:06:22,114 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:22,115 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6952 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:22,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6952 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:22,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4949 states. [2022-11-25 17:06:22,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4949 to 4949. [2022-11-25 17:06:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4949 states, 3456 states have (on average 1.3208912037037037) internal successors, (4565), 3533 states have internal predecessors, (4565), 1231 states have call successors, (1231), 260 states have call predecessors, (1231), 259 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:22,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4949 states to 4949 states and 7024 transitions. [2022-11-25 17:06:22,622 INFO L78 Accepts]: Start accepts. Automaton has 4949 states and 7024 transitions. Word has length 83 [2022-11-25 17:06:22,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:22,622 INFO L495 AbstractCegarLoop]: Abstraction has 4949 states and 7024 transitions. [2022-11-25 17:06:22,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 17:06:22,623 INFO L276 IsEmpty]: Start isEmpty. Operand 4949 states and 7024 transitions. [2022-11-25 17:06:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-25 17:06:22,625 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:22,625 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:06:22,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 17:06:22,625 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:22,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:22,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1659563875, now seen corresponding path program 1 times [2022-11-25 17:06:22,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:22,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466571408] [2022-11-25 17:06:22,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:22,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:06:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 17:06:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 17:06:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:06:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-25 17:06:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 17:06:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 17:06:23,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:06:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:06:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:23,972 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-11-25 17:06:23,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:23,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466571408] [2022-11-25 17:06:23,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466571408] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:23,973 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:23,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:23,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569049675] [2022-11-25 17:06:23,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:23,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:23,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:23,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:23,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:23,975 INFO L87 Difference]: Start difference. First operand 4949 states and 7024 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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) [2022-11-25 17:06:24,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:24,513 INFO L93 Difference]: Finished difference Result 4955 states and 7029 transitions. [2022-11-25 17:06:24,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:24,514 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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 101 [2022-11-25 17:06:24,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:24,538 INFO L225 Difference]: With dead ends: 4955 [2022-11-25 17:06:24,538 INFO L226 Difference]: Without dead ends: 4953 [2022-11-25 17:06:24,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:24,546 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6934 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6941 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:24,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6941 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:24,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4953 states. [2022-11-25 17:06:24,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4953 to 4953. [2022-11-25 17:06:24,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4953 states, 3459 states have (on average 1.320612893899971) internal successors, (4568), 3536 states have internal predecessors, (4568), 1231 states have call successors, (1231), 261 states have call predecessors, (1231), 260 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:25,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 4953 states and 7027 transitions. [2022-11-25 17:06:25,008 INFO L78 Accepts]: Start accepts. Automaton has 4953 states and 7027 transitions. Word has length 101 [2022-11-25 17:06:25,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:25,008 INFO L495 AbstractCegarLoop]: Abstraction has 4953 states and 7027 transitions. [2022-11-25 17:06:25,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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) [2022-11-25 17:06:25,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4953 states and 7027 transitions. [2022-11-25 17:06:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-25 17:06:25,010 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:25,011 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 3, 3, 3, 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] [2022-11-25 17:06:25,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 17:06:25,011 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:25,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:25,012 INFO L85 PathProgramCache]: Analyzing trace with hash -739655976, now seen corresponding path program 1 times [2022-11-25 17:06:25,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:25,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242783970] [2022-11-25 17:06:25,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:25,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:25,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:26,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:26,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 17:06:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:06:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-25 17:06:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 17:06:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 17:06:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:26,210 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 17:06:26,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:26,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242783970] [2022-11-25 17:06:26,211 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242783970] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:26,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:26,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:26,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111215850] [2022-11-25 17:06:26,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:26,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:26,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:26,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:26,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:26,213 INFO L87 Difference]: Start difference. First operand 4953 states and 7027 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-25 17:06:26,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:26,748 INFO L93 Difference]: Finished difference Result 4959 states and 7032 transitions. [2022-11-25 17:06:26,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:26,748 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 93 [2022-11-25 17:06:26,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:26,771 INFO L225 Difference]: With dead ends: 4959 [2022-11-25 17:06:26,772 INFO L226 Difference]: Without dead ends: 4957 [2022-11-25 17:06:26,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:26,777 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6950 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:26,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6950 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:26,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4957 states. [2022-11-25 17:06:27,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4957 to 4957. [2022-11-25 17:06:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4957 states, 3462 states have (on average 1.3203350664355864) internal successors, (4571), 3539 states have internal predecessors, (4571), 1231 states have call successors, (1231), 262 states have call predecessors, (1231), 261 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:27,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 4957 states and 7030 transitions. [2022-11-25 17:06:27,247 INFO L78 Accepts]: Start accepts. Automaton has 4957 states and 7030 transitions. Word has length 93 [2022-11-25 17:06:27,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:27,247 INFO L495 AbstractCegarLoop]: Abstraction has 4957 states and 7030 transitions. [2022-11-25 17:06:27,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-25 17:06:27,248 INFO L276 IsEmpty]: Start isEmpty. Operand 4957 states and 7030 transitions. [2022-11-25 17:06:27,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-25 17:06:27,251 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:27,251 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:06:27,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 17:06:27,252 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:27,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:27,252 INFO L85 PathProgramCache]: Analyzing trace with hash 435825539, now seen corresponding path program 1 times [2022-11-25 17:06:27,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:27,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153933444] [2022-11-25 17:06:27,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:27,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:28,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:28,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:06:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 17:06:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 17:06:28,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:06:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-25 17:06:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 17:06:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 17:06:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:06:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:06:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:06:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:06:28,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-25 17:06:28,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:28,417 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153933444] [2022-11-25 17:06:28,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153933444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:28,417 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:28,417 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:28,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897384250] [2022-11-25 17:06:28,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:28,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:28,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:28,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:28,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:28,419 INFO L87 Difference]: Start difference. First operand 4957 states and 7030 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 17:06:28,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:28,966 INFO L93 Difference]: Finished difference Result 4963 states and 7035 transitions. [2022-11-25 17:06:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:28,967 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 111 [2022-11-25 17:06:28,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:28,989 INFO L225 Difference]: With dead ends: 4963 [2022-11-25 17:06:28,990 INFO L226 Difference]: Without dead ends: 4961 [2022-11-25 17:06:28,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:28,995 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6934 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6939 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:28,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6939 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:29,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4961 states. [2022-11-25 17:06:29,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4961 to 4961. [2022-11-25 17:06:29,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4961 states, 3465 states have (on average 1.3200577200577202) internal successors, (4574), 3542 states have internal predecessors, (4574), 1231 states have call successors, (1231), 263 states have call predecessors, (1231), 262 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:29,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4961 states to 4961 states and 7033 transitions. [2022-11-25 17:06:29,405 INFO L78 Accepts]: Start accepts. Automaton has 4961 states and 7033 transitions. Word has length 111 [2022-11-25 17:06:29,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:29,405 INFO L495 AbstractCegarLoop]: Abstraction has 4961 states and 7033 transitions. [2022-11-25 17:06:29,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 17:06:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 4961 states and 7033 transitions. [2022-11-25 17:06:29,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-25 17:06:29,408 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:29,408 INFO L195 NwaCegarLoop]: trace histogram [12, 11, 11, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:06:29,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 17:06:29,408 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:29,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:29,409 INFO L85 PathProgramCache]: Analyzing trace with hash -555446902, now seen corresponding path program 1 times [2022-11-25 17:06:29,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:29,409 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428086461] [2022-11-25 17:06:29,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:29,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:06:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 17:06:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 17:06:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:06:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-25 17:06:30,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 17:06:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 17:06:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:06:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:06:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:06:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:06:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-25 17:06:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:30,567 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2022-11-25 17:06:30,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:30,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428086461] [2022-11-25 17:06:30,568 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428086461] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:30,568 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:30,568 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:30,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561825115] [2022-11-25 17:06:30,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:30,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:30,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:30,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:30,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:30,570 INFO L87 Difference]: Start difference. First operand 4961 states and 7033 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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) [2022-11-25 17:06:31,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:31,133 INFO L93 Difference]: Finished difference Result 4967 states and 7038 transitions. [2022-11-25 17:06:31,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:31,133 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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 116 [2022-11-25 17:06:31,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:31,157 INFO L225 Difference]: With dead ends: 4967 [2022-11-25 17:06:31,158 INFO L226 Difference]: Without dead ends: 4965 [2022-11-25 17:06:31,163 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:31,164 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6934 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6938 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:31,164 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6938 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:31,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4965 states. [2022-11-25 17:06:31,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4965 to 4965. [2022-11-25 17:06:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4965 states, 3468 states have (on average 1.3197808535178777) internal successors, (4577), 3545 states have internal predecessors, (4577), 1231 states have call successors, (1231), 264 states have call predecessors, (1231), 263 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4965 states to 4965 states and 7036 transitions. [2022-11-25 17:06:31,853 INFO L78 Accepts]: Start accepts. Automaton has 4965 states and 7036 transitions. Word has length 116 [2022-11-25 17:06:31,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:31,854 INFO L495 AbstractCegarLoop]: Abstraction has 4965 states and 7036 transitions. [2022-11-25 17:06:31,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 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) [2022-11-25 17:06:31,854 INFO L276 IsEmpty]: Start isEmpty. Operand 4965 states and 7036 transitions. [2022-11-25 17:06:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-25 17:06:31,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:31,857 INFO L195 NwaCegarLoop]: trace histogram [13, 12, 12, 3, 3, 3, 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] [2022-11-25 17:06:31,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 17:06:31,858 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:31,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:31,858 INFO L85 PathProgramCache]: Analyzing trace with hash 618890549, now seen corresponding path program 1 times [2022-11-25 17:06:31,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:31,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798415317] [2022-11-25 17:06:31,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:31,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:32,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:32,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 17:06:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:06:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-25 17:06:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 17:06:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 17:06:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:06:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:06:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:32,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 17:06:32,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:33,003 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-11-25 17:06:33,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:33,003 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798415317] [2022-11-25 17:06:33,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798415317] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:33,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:33,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:33,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819219184] [2022-11-25 17:06:33,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:33,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:33,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:33,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:33,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:33,006 INFO L87 Difference]: Start difference. First operand 4965 states and 7036 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-25 17:06:33,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:33,607 INFO L93 Difference]: Finished difference Result 4971 states and 7041 transitions. [2022-11-25 17:06:33,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:33,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 108 [2022-11-25 17:06:33,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:33,636 INFO L225 Difference]: With dead ends: 4971 [2022-11-25 17:06:33,636 INFO L226 Difference]: Without dead ends: 4969 [2022-11-25 17:06:33,641 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:33,642 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6947 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:33,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6947 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:33,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4969 states. [2022-11-25 17:06:34,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4969 to 4969. [2022-11-25 17:06:34,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4969 states, 3471 states have (on average 1.3195044655718813) internal successors, (4580), 3548 states have internal predecessors, (4580), 1231 states have call successors, (1231), 265 states have call predecessors, (1231), 264 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4969 states to 4969 states and 7039 transitions. [2022-11-25 17:06:34,192 INFO L78 Accepts]: Start accepts. Automaton has 4969 states and 7039 transitions. Word has length 108 [2022-11-25 17:06:34,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:34,193 INFO L495 AbstractCegarLoop]: Abstraction has 4969 states and 7039 transitions. [2022-11-25 17:06:34,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-25 17:06:34,193 INFO L276 IsEmpty]: Start isEmpty. Operand 4969 states and 7039 transitions. [2022-11-25 17:06:34,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-25 17:06:34,195 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:34,196 INFO L195 NwaCegarLoop]: trace histogram [14, 13, 13, 3, 3, 3, 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] [2022-11-25 17:06:34,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 17:06:34,196 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:34,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:34,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1289986712, now seen corresponding path program 1 times [2022-11-25 17:06:34,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:34,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382465189] [2022-11-25 17:06:34,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:34,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 17:06:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:06:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-25 17:06:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 17:06:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 17:06:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:06:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:06:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 17:06:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:06:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:35,276 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2022-11-25 17:06:35,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:35,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382465189] [2022-11-25 17:06:35,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382465189] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:35,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:35,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:35,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680136605] [2022-11-25 17:06:35,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:35,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:35,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:35,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:35,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:35,279 INFO L87 Difference]: Start difference. First operand 4969 states and 7039 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-25 17:06:35,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:35,882 INFO L93 Difference]: Finished difference Result 4975 states and 7044 transitions. [2022-11-25 17:06:35,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:35,883 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 113 [2022-11-25 17:06:35,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:35,905 INFO L225 Difference]: With dead ends: 4975 [2022-11-25 17:06:35,905 INFO L226 Difference]: Without dead ends: 4973 [2022-11-25 17:06:35,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:35,910 INFO L413 NwaCegarLoop]: 6976 mSDtfsCounter, 6944 mSDsluCounter, 13929 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6946 SdHoareTripleChecker+Valid, 20905 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:35,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6946 Valid, 20905 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:35,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4973 states. [2022-11-25 17:06:36,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4973 to 4973. [2022-11-25 17:06:36,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4973 states, 3474 states have (on average 1.3192285549798504) internal successors, (4583), 3551 states have internal predecessors, (4583), 1231 states have call successors, (1231), 266 states have call predecessors, (1231), 265 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-11-25 17:06:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4973 states to 4973 states and 7042 transitions. [2022-11-25 17:06:36,487 INFO L78 Accepts]: Start accepts. Automaton has 4973 states and 7042 transitions. Word has length 113 [2022-11-25 17:06:36,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:36,487 INFO L495 AbstractCegarLoop]: Abstraction has 4973 states and 7042 transitions. [2022-11-25 17:06:36,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-25 17:06:36,487 INFO L276 IsEmpty]: Start isEmpty. Operand 4973 states and 7042 transitions. [2022-11-25 17:06:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-25 17:06:36,491 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:36,491 INFO L195 NwaCegarLoop]: trace histogram [15, 14, 14, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:06:36,491 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 17:06:36,491 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:36,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:36,492 INFO L85 PathProgramCache]: Analyzing trace with hash -805979197, now seen corresponding path program 1 times [2022-11-25 17:06:36,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:36,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099263319] [2022-11-25 17:06:36,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:36,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 17:06:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-25 17:06:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-25 17:06:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-25 17:06:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-25 17:06:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-25 17:06:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 17:06:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:06:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:06:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:06:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-25 17:06:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-11-25 17:06:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-11-25 17:06:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2022-11-25 17:06:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-25 17:06:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2022-11-25 17:06:37,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:37,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099263319] [2022-11-25 17:06:37,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099263319] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:37,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:37,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:37,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836087664] [2022-11-25 17:06:37,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:37,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:37,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:37,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:37,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:37,528 INFO L87 Difference]: Start difference. First operand 4973 states and 7042 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 17:06:38,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:38,167 INFO L93 Difference]: Finished difference Result 5067 states and 7155 transitions. [2022-11-25 17:06:38,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:38,168 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2022-11-25 17:06:38,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:38,183 INFO L225 Difference]: With dead ends: 5067 [2022-11-25 17:06:38,183 INFO L226 Difference]: Without dead ends: 5063 [2022-11-25 17:06:38,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:38,186 INFO L413 NwaCegarLoop]: 6997 mSDtfsCounter, 6856 mSDsluCounter, 14162 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6857 SdHoareTripleChecker+Valid, 21159 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:38,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6857 Valid, 21159 Invalid, 26 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:38,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5063 states. [2022-11-25 17:06:38,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5063 to 5061. [2022-11-25 17:06:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5061 states, 3539 states have (on average 1.3181689742865217) internal successors, (4665), 3615 states have internal predecessors, (4665), 1244 states have call successors, (1244), 277 states have call predecessors, (1244), 275 states have return successors, (1241), 1222 states have call predecessors, (1241), 1241 states have call successors, (1241) [2022-11-25 17:06:38,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5061 states to 5061 states and 7150 transitions. [2022-11-25 17:06:38,683 INFO L78 Accepts]: Start accepts. Automaton has 5061 states and 7150 transitions. Word has length 131 [2022-11-25 17:06:38,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:38,683 INFO L495 AbstractCegarLoop]: Abstraction has 5061 states and 7150 transitions. [2022-11-25 17:06:38,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 17:06:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 5061 states and 7150 transitions. [2022-11-25 17:06:38,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-25 17:06:38,686 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:38,686 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 3, 3, 3, 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] [2022-11-25 17:06:38,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-25 17:06:38,687 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:38,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:38,687 INFO L85 PathProgramCache]: Analyzing trace with hash 6576248, now seen corresponding path program 1 times [2022-11-25 17:06:38,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:38,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132226781] [2022-11-25 17:06:38,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:38,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-25 17:06:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-25 17:06:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:39,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-25 17:06:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-25 17:06:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2022-11-25 17:06:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-25 17:06:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-25 17:06:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-25 17:06:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-25 17:06:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-25 17:06:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-25 17:06:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-25 17:06:39,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-25 17:06:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-25 17:06:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:06:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-25 17:06:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-11-25 17:06:39,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:39,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132226781] [2022-11-25 17:06:39,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132226781] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:39,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:39,706 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:06:39,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088093328] [2022-11-25 17:06:39,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:39,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:06:39,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:39,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:06:39,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:06:39,708 INFO L87 Difference]: Start difference. First operand 5061 states and 7150 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 17:06:40,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:06:40,409 INFO L93 Difference]: Finished difference Result 5061 states and 7150 transitions. [2022-11-25 17:06:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:06:40,409 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 123 [2022-11-25 17:06:40,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:06:40,432 INFO L225 Difference]: With dead ends: 5061 [2022-11-25 17:06:40,432 INFO L226 Difference]: Without dead ends: 4916 [2022-11-25 17:06:40,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 17:06:40,436 INFO L413 NwaCegarLoop]: 6974 mSDtfsCounter, 6940 mSDsluCounter, 13928 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6940 SdHoareTripleChecker+Valid, 20902 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:06:40,443 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6940 Valid, 20902 Invalid, 19 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:06:40,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4916 states. [2022-11-25 17:06:41,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4916 to 4916. [2022-11-25 17:06:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4916 states, 3444 states have (on average 1.3246225319396052) internal successors, (4562), 3518 states have internal predecessors, (4562), 1210 states have call successors, (1210), 260 states have call predecessors, (1210), 260 states have return successors, (1210), 1191 states have call predecessors, (1210), 1210 states have call successors, (1210) [2022-11-25 17:06:41,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 4916 states and 6982 transitions. [2022-11-25 17:06:41,197 INFO L78 Accepts]: Start accepts. Automaton has 4916 states and 6982 transitions. Word has length 123 [2022-11-25 17:06:41,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:06:41,197 INFO L495 AbstractCegarLoop]: Abstraction has 4916 states and 6982 transitions. [2022-11-25 17:06:41,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 17:06:41,198 INFO L276 IsEmpty]: Start isEmpty. Operand 4916 states and 6982 transitions. [2022-11-25 17:06:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-11-25 17:06:41,214 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:06:41,214 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:06:41,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-25 17:06:41,215 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:06:41,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:06:41,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1314361371, now seen corresponding path program 1 times [2022-11-25 17:06:41,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:06:41,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551982545] [2022-11-25 17:06:41,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:06:41,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:06:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:06:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:06:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 17:06:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:06:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:06:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:06:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:06:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:06:42,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:06:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:06:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:06:42,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:06:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:06:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:06:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:06:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:06:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:42,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 17:06:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 17:06:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-25 17:06:43,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 17:06:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-25 17:06:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-25 17:06:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 17:06:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 17:06:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:06:43,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 17:06:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 17:06:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 17:06:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:06:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:06:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-11-25 17:06:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2022-11-25 17:06:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:06:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:06:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:06:43,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2022-11-25 17:06:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:06:43,601 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2022-11-25 17:06:43,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:06:43,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551982545] [2022-11-25 17:06:43,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551982545] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:06:43,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:06:43,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:06:43,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170369068] [2022-11-25 17:06:43,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:06:43,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:06:43,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:06:43,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:06:43,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:06:43,606 INFO L87 Difference]: Start difference. First operand 4916 states and 6982 transitions. Second operand has 9 states, 9 states have (on average 15.11111111111111) internal successors, (136), 4 states have internal predecessors, (136), 2 states have call successors, (34), 6 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) [2022-11-25 17:07:05,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:07,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:08,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:10,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:12,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:14,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:16,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:17,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:19,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:21,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:22,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:07:42,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:07:42,425 INFO L93 Difference]: Finished difference Result 11359 states and 16689 transitions. [2022-11-25 17:07:42,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:07:42,426 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.11111111111111) internal successors, (136), 4 states have internal predecessors, (136), 2 states have call successors, (34), 6 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) Word has length 307 [2022-11-25 17:07:42,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:07:42,457 INFO L225 Difference]: With dead ends: 11359 [2022-11-25 17:07:42,457 INFO L226 Difference]: Without dead ends: 6460 [2022-11-25 17:07:42,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2022-11-25 17:07:42,479 INFO L413 NwaCegarLoop]: 4339 mSDtfsCounter, 6523 mSDsluCounter, 16133 mSDsCounter, 0 mSdLazyCounter, 18369 mSolverCounterSat, 5237 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7229 SdHoareTripleChecker+Valid, 20472 SdHoareTripleChecker+Invalid, 23610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5237 IncrementalHoareTripleChecker+Valid, 18369 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:07:42,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7229 Valid, 20472 Invalid, 23610 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5237 Valid, 18369 Invalid, 4 Unknown, 0 Unchecked, 57.1s Time] [2022-11-25 17:07:42,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6460 states. [2022-11-25 17:07:43,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6460 to 4920. [2022-11-25 17:07:43,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4920 states, 3447 states have (on average 1.3243400058021468) internal successors, (4565), 3521 states have internal predecessors, (4565), 1210 states have call successors, (1210), 260 states have call predecessors, (1210), 261 states have return successors, (1228), 1192 states have call predecessors, (1228), 1210 states have call successors, (1228) [2022-11-25 17:07:43,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4920 states to 4920 states and 7003 transitions. [2022-11-25 17:07:43,201 INFO L78 Accepts]: Start accepts. Automaton has 4920 states and 7003 transitions. Word has length 307 [2022-11-25 17:07:43,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:07:43,203 INFO L495 AbstractCegarLoop]: Abstraction has 4920 states and 7003 transitions. [2022-11-25 17:07:43,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.11111111111111) internal successors, (136), 4 states have internal predecessors, (136), 2 states have call successors, (34), 6 states have call predecessors, (34), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) [2022-11-25 17:07:43,203 INFO L276 IsEmpty]: Start isEmpty. Operand 4920 states and 7003 transitions. [2022-11-25 17:07:43,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2022-11-25 17:07:43,218 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:07:43,218 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:07:43,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-25 17:07:43,219 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:07:43,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:07:43,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1264476833, now seen corresponding path program 1 times [2022-11-25 17:07:43,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:07:43,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116157504] [2022-11-25 17:07:43,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:07:43,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:07:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:07:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:07:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 17:07:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:07:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:07:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:07:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:07:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:07:44,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:07:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:07:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:07:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:07:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:07:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:07:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:07:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:07:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 17:07:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 17:07:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-25 17:07:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 17:07:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-25 17:07:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:44,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-25 17:07:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 17:07:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 17:07:45,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:07:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:07:45,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 17:07:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 17:07:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-11-25 17:07:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:07:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:07:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-11-25 17:07:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-25 17:07:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:07:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:07:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:07:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-11-25 17:07:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:07:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2022-11-25 17:07:45,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:07:45,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116157504] [2022-11-25 17:07:45,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116157504] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:07:45,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:07:45,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:07:45,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103895972] [2022-11-25 17:07:45,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:07:45,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:07:45,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:07:45,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:07:45,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:07:45,283 INFO L87 Difference]: Start difference. First operand 4920 states and 7003 transitions. Second operand has 9 states, 9 states have (on average 15.555555555555555) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-25 17:08:05,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:07,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:09,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:11,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:13,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:14,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:17,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:18,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:19,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:25,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:45,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:47,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:49,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:51,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:53,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:55,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:08:58,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:09:06,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:09:06,790 INFO L93 Difference]: Finished difference Result 9812 states and 14524 transitions. [2022-11-25 17:09:06,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-25 17:09:06,791 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.555555555555555) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 313 [2022-11-25 17:09:06,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:09:06,846 INFO L225 Difference]: With dead ends: 9812 [2022-11-25 17:09:06,846 INFO L226 Difference]: Without dead ends: 9810 [2022-11-25 17:09:06,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2022-11-25 17:09:06,855 INFO L413 NwaCegarLoop]: 4525 mSDtfsCounter, 17372 mSDsluCounter, 14093 mSDsCounter, 0 mSdLazyCounter, 19704 mSolverCounterSat, 10280 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18557 SdHoareTripleChecker+Valid, 18618 SdHoareTripleChecker+Invalid, 29996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10280 IncrementalHoareTripleChecker+Valid, 19704 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.8s IncrementalHoareTripleChecker+Time [2022-11-25 17:09:06,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18557 Valid, 18618 Invalid, 29996 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10280 Valid, 19704 Invalid, 12 Unknown, 0 Unchecked, 78.8s Time] [2022-11-25 17:09:06,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9810 states. [2022-11-25 17:09:08,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9810 to 7592. [2022-11-25 17:09:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7592 states, 5351 states have (on average 1.3251728648850682) internal successors, (7091), 5474 states have internal predecessors, (7091), 1794 states have call successors, (1794), 416 states have call predecessors, (1794), 445 states have return successors, (1908), 1786 states have call predecessors, (1908), 1794 states have call successors, (1908) [2022-11-25 17:09:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7592 states to 7592 states and 10793 transitions. [2022-11-25 17:09:08,115 INFO L78 Accepts]: Start accepts. Automaton has 7592 states and 10793 transitions. Word has length 313 [2022-11-25 17:09:08,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:09:08,116 INFO L495 AbstractCegarLoop]: Abstraction has 7592 states and 10793 transitions. [2022-11-25 17:09:08,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.555555555555555) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-25 17:09:08,116 INFO L276 IsEmpty]: Start isEmpty. Operand 7592 states and 10793 transitions. [2022-11-25 17:09:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-11-25 17:09:08,140 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:09:08,145 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:09:08,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-25 17:09:08,146 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:09:08,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:09:08,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1219609808, now seen corresponding path program 1 times [2022-11-25 17:09:08,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:09:08,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868469151] [2022-11-25 17:09:08,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:09:08,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:09:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:09:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:09:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 17:09:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:09:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:09:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:09:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:09:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:09:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:09:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:09:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:09:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:09:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:09:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:09:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:09:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:09:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 17:09:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 17:09:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-25 17:09:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 17:09:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-25 17:09:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-25 17:09:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 17:09:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 17:09:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:09:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:09:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 17:09:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 17:09:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-11-25 17:09:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:09:09,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:09:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-11-25 17:09:09,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-25 17:09:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:09:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:09:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-11-25 17:09:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-25 17:09:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-25 17:09:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-11-25 17:09:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-25 17:09:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:09:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:09:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2022-11-25 17:09:09,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:09:09,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868469151] [2022-11-25 17:09:09,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868469151] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:09:09,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:09:09,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:09:09,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392296055] [2022-11-25 17:09:09,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:09:09,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:09:09,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:09:09,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:09:09,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:09:09,759 INFO L87 Difference]: Start difference. First operand 7592 states and 10793 transitions. Second operand has 9 states, 9 states have (on average 17.22222222222222) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (39), 6 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) [2022-11-25 17:09:31,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:09:33,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:09:35,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:09:38,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:09:41,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:09:42,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:06,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:10:06,446 INFO L93 Difference]: Finished difference Result 18193 states and 26585 transitions. [2022-11-25 17:10:06,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:10:06,446 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.22222222222222) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (39), 6 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) Word has length 356 [2022-11-25 17:10:06,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:10:06,507 INFO L225 Difference]: With dead ends: 18193 [2022-11-25 17:10:06,508 INFO L226 Difference]: Without dead ends: 10618 [2022-11-25 17:10:06,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-11-25 17:10:06,544 INFO L413 NwaCegarLoop]: 5556 mSDtfsCounter, 7472 mSDsluCounter, 19317 mSDsCounter, 0 mSdLazyCounter, 19153 mSolverCounterSat, 5219 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8470 SdHoareTripleChecker+Valid, 24873 SdHoareTripleChecker+Invalid, 24376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5219 IncrementalHoareTripleChecker+Valid, 19153 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:10:06,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8470 Valid, 24873 Invalid, 24376 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5219 Valid, 19153 Invalid, 4 Unknown, 0 Unchecked, 54.3s Time] [2022-11-25 17:10:06,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10618 states. [2022-11-25 17:10:07,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10618 to 7593. [2022-11-25 17:10:07,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7593 states, 5351 states have (on average 1.3247991029714072) internal successors, (7089), 5474 states have internal predecessors, (7089), 1794 states have call successors, (1794), 416 states have call predecessors, (1794), 446 states have return successors, (1909), 1787 states have call predecessors, (1909), 1794 states have call successors, (1909) [2022-11-25 17:10:07,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7593 states to 7593 states and 10792 transitions. [2022-11-25 17:10:07,924 INFO L78 Accepts]: Start accepts. Automaton has 7593 states and 10792 transitions. Word has length 356 [2022-11-25 17:10:07,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:10:07,925 INFO L495 AbstractCegarLoop]: Abstraction has 7593 states and 10792 transitions. [2022-11-25 17:10:07,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.22222222222222) internal successors, (155), 4 states have internal predecessors, (155), 2 states have call successors, (39), 6 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) [2022-11-25 17:10:07,926 INFO L276 IsEmpty]: Start isEmpty. Operand 7593 states and 10792 transitions. [2022-11-25 17:10:07,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-11-25 17:10:07,948 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:10:07,948 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:10:07,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-25 17:10:07,949 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:10:07,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:10:07,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1942740246, now seen corresponding path program 1 times [2022-11-25 17:10:07,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:10:07,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332149553] [2022-11-25 17:10:07,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:10:07,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:10:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-25 17:10:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-11-25 17:10:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 17:10:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:10:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:10:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-25 17:10:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:10:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:10:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-25 17:10:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:10:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:10:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-25 17:10:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-25 17:10:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-25 17:10:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-25 17:10:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-25 17:10:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-11-25 17:10:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2022-11-25 17:10:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2022-11-25 17:10:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 17:10:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-11-25 17:10:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-25 17:10:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-25 17:10:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-11-25 17:10:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:10:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:10:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-25 17:10:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 17:10:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-11-25 17:10:09,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:10:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:10:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-11-25 17:10:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2022-11-25 17:10:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 17:10:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 17:10:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2022-11-25 17:10:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-25 17:10:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-25 17:10:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2022-11-25 17:10:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2022-11-25 17:10:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 17:10:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 17:10:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:10:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2022-11-25 17:10:09,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:10:09,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332149553] [2022-11-25 17:10:09,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332149553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:10:09,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:10:09,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:10:09,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673530221] [2022-11-25 17:10:09,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:10:09,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-25 17:10:09,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:10:09,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:10:09,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:10:09,816 INFO L87 Difference]: Start difference. First operand 7593 states and 10792 transitions. Second operand has 9 states, 9 states have (on average 17.0) internal successors, (153), 4 states have internal predecessors, (153), 2 states have call successors, (39), 6 states have call predecessors, (39), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-25 17:10:36,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:38,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:40,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:42,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:44,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:46,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:48,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:50,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:52,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:54,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:55,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:57,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:10:58,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:11:00,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:11:01,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:11:03,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:11:05,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 17:11:33,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:11:33,638 INFO L93 Difference]: Finished difference Result 9784 states and 14481 transitions. [2022-11-25 17:11:33,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 17:11:33,639 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 4 states have internal predecessors, (153), 2 states have call successors, (39), 6 states have call predecessors, (39), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 362 [2022-11-25 17:11:33,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:11:33,682 INFO L225 Difference]: With dead ends: 9784 [2022-11-25 17:11:33,682 INFO L226 Difference]: Without dead ends: 9782 [2022-11-25 17:11:33,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2022-11-25 17:11:33,690 INFO L413 NwaCegarLoop]: 4303 mSDtfsCounter, 3646 mSDsluCounter, 16574 mSDsCounter, 0 mSdLazyCounter, 22166 mSolverCounterSat, 1606 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4350 SdHoareTripleChecker+Valid, 20877 SdHoareTripleChecker+Invalid, 23783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1606 IncrementalHoareTripleChecker+Valid, 22166 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.3s IncrementalHoareTripleChecker+Time [2022-11-25 17:11:33,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4350 Valid, 20877 Invalid, 23783 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1606 Valid, 22166 Invalid, 11 Unknown, 0 Unchecked, 81.3s Time] [2022-11-25 17:11:33,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9782 states. [2022-11-25 17:11:34,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9782 to 7593. [2022-11-25 17:11:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7593 states, 5351 states have (on average 1.3246122220145766) internal successors, (7088), 5474 states have internal predecessors, (7088), 1794 states have call successors, (1794), 416 states have call predecessors, (1794), 446 states have return successors, (1909), 1787 states have call predecessors, (1909), 1794 states have call successors, (1909) [2022-11-25 17:11:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7593 states to 7593 states and 10791 transitions. [2022-11-25 17:11:34,817 INFO L78 Accepts]: Start accepts. Automaton has 7593 states and 10791 transitions. Word has length 362 [2022-11-25 17:11:34,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:11:34,818 INFO L495 AbstractCegarLoop]: Abstraction has 7593 states and 10791 transitions. [2022-11-25 17:11:34,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 4 states have internal predecessors, (153), 2 states have call successors, (39), 6 states have call predecessors, (39), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-25 17:11:34,819 INFO L276 IsEmpty]: Start isEmpty. Operand 7593 states and 10791 transitions. [2022-11-25 17:11:34,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2022-11-25 17:11:34,845 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:11:34,845 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:11:34,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-25 17:11:34,846 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:11:34,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:11:34,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1432847836, now seen corresponding path program 1 times [2022-11-25 17:11:34,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:11:34,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243320686] [2022-11-25 17:11:34,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:34,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:11:35,232 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:11:35,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [400881540] [2022-11-25 17:11:35,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:35,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:11:35,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:11:35,239 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:11:35,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 17:11:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:11:38,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 10056 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-25 17:11:38,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:11:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2022-11-25 17:11:38,835 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:11:38,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:11:38,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243320686] [2022-11-25 17:11:38,836 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:11:38,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [400881540] [2022-11-25 17:11:38,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [400881540] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:11:38,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:11:38,837 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 17:11:38,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96859845] [2022-11-25 17:11:38,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:11:38,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 17:11:38,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:11:38,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 17:11:38,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-25 17:11:38,840 INFO L87 Difference]: Start difference. First operand 7593 states and 10791 transitions. Second operand has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 8 states have internal predecessors, (244), 2 states have call successors, (62), 2 states have call predecessors, (62), 5 states have return successors, (56), 5 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-25 17:11:40,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:11:40,171 INFO L93 Difference]: Finished difference Result 15203 states and 21724 transitions. [2022-11-25 17:11:40,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 17:11:40,172 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 8 states have internal predecessors, (244), 2 states have call successors, (62), 2 states have call predecessors, (62), 5 states have return successors, (56), 5 states have call predecessors, (56), 2 states have call successors, (56) Word has length 461 [2022-11-25 17:11:40,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:11:40,200 INFO L225 Difference]: With dead ends: 15203 [2022-11-25 17:11:40,200 INFO L226 Difference]: Without dead ends: 7627 [2022-11-25 17:11:40,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 462 GetRequests, 451 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-11-25 17:11:40,229 INFO L413 NwaCegarLoop]: 6869 mSDtfsCounter, 8 mSDsluCounter, 61767 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 68636 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:11:40,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 68636 Invalid, 130 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:11:40,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7627 states. [2022-11-25 17:11:41,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7627 to 7621. [2022-11-25 17:11:41,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7621 states, 5372 states have (on average 1.323343261355175) internal successors, (7109), 5495 states have internal predecessors, (7109), 1796 states have call successors, (1796), 416 states have call predecessors, (1796), 451 states have return successors, (1930), 1794 states have call predecessors, (1930), 1796 states have call successors, (1930) [2022-11-25 17:11:41,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7621 states to 7621 states and 10835 transitions. [2022-11-25 17:11:41,322 INFO L78 Accepts]: Start accepts. Automaton has 7621 states and 10835 transitions. Word has length 461 [2022-11-25 17:11:41,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:11:41,323 INFO L495 AbstractCegarLoop]: Abstraction has 7621 states and 10835 transitions. [2022-11-25 17:11:41,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 22.181818181818183) internal successors, (244), 8 states have internal predecessors, (244), 2 states have call successors, (62), 2 states have call predecessors, (62), 5 states have return successors, (56), 5 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-25 17:11:41,323 INFO L276 IsEmpty]: Start isEmpty. Operand 7621 states and 10835 transitions. [2022-11-25 17:11:41,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2022-11-25 17:11:41,348 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:11:41,349 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:11:41,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:11:41,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:11:41,575 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:11:41,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:11:41,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1722198216, now seen corresponding path program 1 times [2022-11-25 17:11:41,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:11:41,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378253338] [2022-11-25 17:11:41,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:41,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:11:41,906 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:11:41,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1812115195] [2022-11-25 17:11:41,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:41,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:11:41,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:11:41,909 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:11:41,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 17:11:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:11:44,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 9766 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:11:45,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:11:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-25 17:11:45,039 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:11:45,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:11:45,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378253338] [2022-11-25 17:11:45,040 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:11:45,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812115195] [2022-11-25 17:11:45,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1812115195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:11:45,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:11:45,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:11:45,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171046194] [2022-11-25 17:11:45,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:11:45,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:11:45,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:11:45,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:11:45,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:11:45,044 INFO L87 Difference]: Start difference. First operand 7621 states and 10835 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-25 17:11:45,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:11:45,914 INFO L93 Difference]: Finished difference Result 15243 states and 21793 transitions. [2022-11-25 17:11:45,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:11:45,915 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 389 [2022-11-25 17:11:45,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:11:45,938 INFO L225 Difference]: With dead ends: 15243 [2022-11-25 17:11:45,938 INFO L226 Difference]: Without dead ends: 7639 [2022-11-25 17:11:45,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:11:45,959 INFO L413 NwaCegarLoop]: 6855 mSDtfsCounter, 7 mSDsluCounter, 6847 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 13702 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:11:45,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 13702 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:11:45,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7639 states. [2022-11-25 17:11:46,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7639 to 7623. [2022-11-25 17:11:46,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7623 states, 5374 states have (on average 1.323222925195385) internal successors, (7111), 5497 states have internal predecessors, (7111), 1796 states have call successors, (1796), 416 states have call predecessors, (1796), 451 states have return successors, (1930), 1794 states have call predecessors, (1930), 1796 states have call successors, (1930) [2022-11-25 17:11:46,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7623 states to 7623 states and 10837 transitions. [2022-11-25 17:11:46,826 INFO L78 Accepts]: Start accepts. Automaton has 7623 states and 10837 transitions. Word has length 389 [2022-11-25 17:11:46,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:11:46,826 INFO L495 AbstractCegarLoop]: Abstraction has 7623 states and 10837 transitions. [2022-11-25 17:11:46,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-25 17:11:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 7623 states and 10837 transitions. [2022-11-25 17:11:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2022-11-25 17:11:46,852 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:11:46,853 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:11:46,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 17:11:47,067 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:11:47,067 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:11:47,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:11:47,067 INFO L85 PathProgramCache]: Analyzing trace with hash -983890552, now seen corresponding path program 1 times [2022-11-25 17:11:47,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:11:47,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356715258] [2022-11-25 17:11:47,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:47,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:11:47,648 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:11:47,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [240232775] [2022-11-25 17:11:47,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:47,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:11:47,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:11:47,650 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:11:47,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 17:11:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:11:50,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 10659 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 17:11:50,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:11:51,013 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2022-11-25 17:11:51,013 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:11:51,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:11:51,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356715258] [2022-11-25 17:11:51,014 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:11:51,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240232775] [2022-11-25 17:11:51,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [240232775] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:11:51,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:11:51,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:11:51,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897172644] [2022-11-25 17:11:51,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:11:51,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:11:51,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:11:51,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:11:51,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:11:51,017 INFO L87 Difference]: Start difference. First operand 7623 states and 10837 transitions. Second operand has 5 states, 5 states have (on average 43.4) internal successors, (217), 4 states have internal predecessors, (217), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (50), 3 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-25 17:11:51,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:11:51,931 INFO L93 Difference]: Finished difference Result 15265 states and 21984 transitions. [2022-11-25 17:11:51,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 17:11:51,932 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 43.4) internal successors, (217), 4 states have internal predecessors, (217), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (50), 3 states have call predecessors, (50), 2 states have call successors, (50) Word has length 397 [2022-11-25 17:11:51,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:11:51,963 INFO L225 Difference]: With dead ends: 15265 [2022-11-25 17:11:51,963 INFO L226 Difference]: Without dead ends: 7659 [2022-11-25 17:11:52,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 17:11:52,002 INFO L413 NwaCegarLoop]: 6875 mSDtfsCounter, 5 mSDsluCounter, 20611 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 27486 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:11:52,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 27486 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:11:52,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7659 states. [2022-11-25 17:11:52,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7659 to 7635. [2022-11-25 17:11:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7635 states, 5383 states have (on average 1.3226825190414266) internal successors, (7120), 5506 states have internal predecessors, (7120), 1796 states have call successors, (1796), 416 states have call predecessors, (1796), 454 states have return successors, (1935), 1797 states have call predecessors, (1935), 1796 states have call successors, (1935) [2022-11-25 17:11:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7635 states to 7635 states and 10851 transitions. [2022-11-25 17:11:52,864 INFO L78 Accepts]: Start accepts. Automaton has 7635 states and 10851 transitions. Word has length 397 [2022-11-25 17:11:52,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:11:52,864 INFO L495 AbstractCegarLoop]: Abstraction has 7635 states and 10851 transitions. [2022-11-25 17:11:52,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 43.4) internal successors, (217), 4 states have internal predecessors, (217), 2 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (50), 3 states have call predecessors, (50), 2 states have call successors, (50) [2022-11-25 17:11:52,865 INFO L276 IsEmpty]: Start isEmpty. Operand 7635 states and 10851 transitions. [2022-11-25 17:11:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-11-25 17:11:52,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:11:52,879 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:11:52,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:11:53,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-11-25 17:11:53,080 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:11:53,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:11:53,080 INFO L85 PathProgramCache]: Analyzing trace with hash -98290858, now seen corresponding path program 1 times [2022-11-25 17:11:53,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:11:53,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287180028] [2022-11-25 17:11:53,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:53,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:11:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:11:53,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:11:53,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287180028] [2022-11-25 17:11:53,481 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:11:53,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [770309014] [2022-11-25 17:11:53,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:53,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:11:53,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:11:53,483 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:11:53,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 17:11:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:11:56,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 10229 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-25 17:11:56,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:11:56,788 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2022-11-25 17:11:56,789 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:11:56,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [770309014] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:11:56,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:11:56,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-25 17:11:56,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025487933] [2022-11-25 17:11:56,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:11:56,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 17:11:56,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:11:56,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 17:11:56,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-25 17:11:56,793 INFO L87 Difference]: Start difference. First operand 7635 states and 10851 transitions. Second operand has 12 states, 12 states have (on average 20.5) internal successors, (246), 9 states have internal predecessors, (246), 3 states have call successors, (67), 2 states have call predecessors, (67), 5 states have return successors, (61), 6 states have call predecessors, (61), 3 states have call successors, (61) [2022-11-25 17:11:58,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:11:58,096 INFO L93 Difference]: Finished difference Result 15299 states and 21892 transitions. [2022-11-25 17:11:58,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 17:11:58,097 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 20.5) internal successors, (246), 9 states have internal predecessors, (246), 3 states have call successors, (67), 2 states have call predecessors, (67), 5 states have return successors, (61), 6 states have call predecessors, (61), 3 states have call successors, (61) Word has length 481 [2022-11-25 17:11:58,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:11:58,136 INFO L225 Difference]: With dead ends: 15299 [2022-11-25 17:11:58,136 INFO L226 Difference]: Without dead ends: 7681 [2022-11-25 17:11:58,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-11-25 17:11:58,163 INFO L413 NwaCegarLoop]: 6861 mSDtfsCounter, 43 mSDsluCounter, 68510 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 75371 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:11:58,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 75371 Invalid, 157 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:11:58,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7681 states. [2022-11-25 17:11:58,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7681 to 7651. [2022-11-25 17:11:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7651 states, 5395 states have (on average 1.3223354958294717) internal successors, (7134), 5518 states have internal predecessors, (7134), 1798 states have call successors, (1798), 416 states have call predecessors, (1798), 456 states have return successors, (1964), 1801 states have call predecessors, (1964), 1798 states have call successors, (1964) [2022-11-25 17:11:58,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7651 states to 7651 states and 10896 transitions. [2022-11-25 17:11:58,977 INFO L78 Accepts]: Start accepts. Automaton has 7651 states and 10896 transitions. Word has length 481 [2022-11-25 17:11:58,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:11:58,978 INFO L495 AbstractCegarLoop]: Abstraction has 7651 states and 10896 transitions. [2022-11-25 17:11:58,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 20.5) internal successors, (246), 9 states have internal predecessors, (246), 3 states have call successors, (67), 2 states have call predecessors, (67), 5 states have return successors, (61), 6 states have call predecessors, (61), 3 states have call successors, (61) [2022-11-25 17:11:58,979 INFO L276 IsEmpty]: Start isEmpty. Operand 7651 states and 10896 transitions. [2022-11-25 17:11:58,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2022-11-25 17:11:58,996 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:11:58,996 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:11:59,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:11:59,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-11-25 17:11:59,215 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:11:59,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:11:59,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1125333560, now seen corresponding path program 1 times [2022-11-25 17:11:59,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:11:59,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998416554] [2022-11-25 17:11:59,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:59,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:11:59,581 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:11:59,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [757169083] [2022-11-25 17:11:59,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:11:59,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:11:59,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:11:59,582 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:11:59,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 17:12:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:02,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 10768 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 17:12:02,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2022-11-25 17:12:02,765 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:02,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:02,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998416554] [2022-11-25 17:12:02,766 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:12:02,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757169083] [2022-11-25 17:12:02,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [757169083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:02,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:02,767 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:12:02,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691678838] [2022-11-25 17:12:02,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:02,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:12:02,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:02,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:12:02,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:12:02,770 INFO L87 Difference]: Start difference. First operand 7651 states and 10896 transitions. Second operand has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-25 17:12:03,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:12:03,520 INFO L93 Difference]: Finished difference Result 15318 states and 22274 transitions. [2022-11-25 17:12:03,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:12:03,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) Word has length 412 [2022-11-25 17:12:03,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:12:03,562 INFO L225 Difference]: With dead ends: 15318 [2022-11-25 17:12:03,562 INFO L226 Difference]: Without dead ends: 7684 [2022-11-25 17:12:03,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:12:03,589 INFO L413 NwaCegarLoop]: 6851 mSDtfsCounter, 10 mSDsluCounter, 6847 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 13698 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:12:03,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 13698 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:12:03,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7684 states. [2022-11-25 17:12:04,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7684 to 7654. [2022-11-25 17:12:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7654 states, 5398 states have (on average 1.3221563542052612) internal successors, (7137), 5521 states have internal predecessors, (7137), 1798 states have call successors, (1798), 416 states have call predecessors, (1798), 456 states have return successors, (1964), 1801 states have call predecessors, (1964), 1798 states have call successors, (1964) [2022-11-25 17:12:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7654 states to 7654 states and 10899 transitions. [2022-11-25 17:12:04,476 INFO L78 Accepts]: Start accepts. Automaton has 7654 states and 10899 transitions. Word has length 412 [2022-11-25 17:12:04,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:12:04,477 INFO L495 AbstractCegarLoop]: Abstraction has 7654 states and 10899 transitions. [2022-11-25 17:12:04,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (54), 2 states have call predecessors, (54), 2 states have call successors, (54) [2022-11-25 17:12:04,478 INFO L276 IsEmpty]: Start isEmpty. Operand 7654 states and 10899 transitions. [2022-11-25 17:12:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-11-25 17:12:04,493 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:12:04,493 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:12:04,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 17:12:04,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-11-25 17:12:04,694 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:12:04,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:12:04,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1737188796, now seen corresponding path program 1 times [2022-11-25 17:12:04,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:12:04,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133284581] [2022-11-25 17:12:04,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:04,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:12:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:05,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:05,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133284581] [2022-11-25 17:12:05,025 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-25 17:12:05,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934414753] [2022-11-25 17:12:05,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:05,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:05,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:12:05,039 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:12:05,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 17:12:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:08,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 10267 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-25 17:12:08,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:08,472 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2022-11-25 17:12:08,473 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:08,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934414753] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:08,473 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:08,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-25 17:12:08,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350518753] [2022-11-25 17:12:08,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:08,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 17:12:08,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:08,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 17:12:08,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-25 17:12:08,477 INFO L87 Difference]: Start difference. First operand 7654 states and 10899 transitions. Second operand has 12 states, 12 states have (on average 22.0) internal successors, (264), 9 states have internal predecessors, (264), 3 states have call successors, (68), 2 states have call predecessors, (68), 5 states have return successors, (62), 6 states have call predecessors, (62), 3 states have call successors, (62) [2022-11-25 17:12:09,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:12:09,840 INFO L93 Difference]: Finished difference Result 15353 states and 22023 transitions. [2022-11-25 17:12:09,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 17:12:09,841 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.0) internal successors, (264), 9 states have internal predecessors, (264), 3 states have call successors, (68), 2 states have call predecessors, (68), 5 states have return successors, (62), 6 states have call predecessors, (62), 3 states have call successors, (62) Word has length 503 [2022-11-25 17:12:09,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:12:09,870 INFO L225 Difference]: With dead ends: 15353 [2022-11-25 17:12:09,870 INFO L226 Difference]: Without dead ends: 7716 [2022-11-25 17:12:09,893 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 492 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-11-25 17:12:09,893 INFO L413 NwaCegarLoop]: 6860 mSDtfsCounter, 46 mSDsluCounter, 68502 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 75362 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-25 17:12:09,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 75362 Invalid, 157 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-25 17:12:09,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7716 states. [2022-11-25 17:12:10,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7716 to 7654. [2022-11-25 17:12:10,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7654 states, 5398 states have (on average 1.3221563542052612) internal successors, (7137), 5521 states have internal predecessors, (7137), 1798 states have call successors, (1798), 416 states have call predecessors, (1798), 456 states have return successors, (1964), 1801 states have call predecessors, (1964), 1798 states have call successors, (1964) [2022-11-25 17:12:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7654 states to 7654 states and 10899 transitions. [2022-11-25 17:12:10,796 INFO L78 Accepts]: Start accepts. Automaton has 7654 states and 10899 transitions. Word has length 503 [2022-11-25 17:12:10,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:12:10,797 INFO L495 AbstractCegarLoop]: Abstraction has 7654 states and 10899 transitions. [2022-11-25 17:12:10,797 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.0) internal successors, (264), 9 states have internal predecessors, (264), 3 states have call successors, (68), 2 states have call predecessors, (68), 5 states have return successors, (62), 6 states have call predecessors, (62), 3 states have call successors, (62) [2022-11-25 17:12:10,797 INFO L276 IsEmpty]: Start isEmpty. Operand 7654 states and 10899 transitions. [2022-11-25 17:12:10,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-11-25 17:12:10,817 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:12:10,817 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:12:10,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-11-25 17:12:11,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:11,035 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:12:11,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:12:11,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1124088311, now seen corresponding path program 1 times [2022-11-25 17:12:11,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:12:11,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043321138] [2022-11-25 17:12:11,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:11,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:12:11,335 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:12:11,335 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1967527055] [2022-11-25 17:12:11,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:11,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:11,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:12:11,337 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:12:11,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-25 17:12:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:14,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 10775 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 17:12:14,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2022-11-25 17:12:14,691 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:14,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:14,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043321138] [2022-11-25 17:12:14,692 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:12:14,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967527055] [2022-11-25 17:12:14,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1967527055] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:14,692 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:14,692 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:12:14,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314970481] [2022-11-25 17:12:14,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:14,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 17:12:14,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:14,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 17:12:14,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 17:12:14,695 INFO L87 Difference]: Start difference. First operand 7654 states and 10899 transitions. Second operand has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 17:12:15,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:12:15,520 INFO L93 Difference]: Finished difference Result 15317 states and 21840 transitions. [2022-11-25 17:12:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 17:12:15,521 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 406 [2022-11-25 17:12:15,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:12:15,555 INFO L225 Difference]: With dead ends: 15317 [2022-11-25 17:12:15,555 INFO L226 Difference]: Without dead ends: 7680 [2022-11-25 17:12:15,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 403 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:12:15,580 INFO L413 NwaCegarLoop]: 6856 mSDtfsCounter, 25 mSDsluCounter, 13699 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 20555 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:12:15,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 20555 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:12:15,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7680 states. [2022-11-25 17:12:16,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7680 to 7658. [2022-11-25 17:12:16,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7658 states, 5402 states have (on average 1.321917808219178) internal successors, (7141), 5525 states have internal predecessors, (7141), 1798 states have call successors, (1798), 416 states have call predecessors, (1798), 456 states have return successors, (1964), 1801 states have call predecessors, (1964), 1798 states have call successors, (1964) [2022-11-25 17:12:16,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7658 states to 7658 states and 10903 transitions. [2022-11-25 17:12:16,510 INFO L78 Accepts]: Start accepts. Automaton has 7658 states and 10903 transitions. Word has length 406 [2022-11-25 17:12:16,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:12:16,511 INFO L495 AbstractCegarLoop]: Abstraction has 7658 states and 10903 transitions. [2022-11-25 17:12:16,511 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.75) internal successors, (211), 4 states have internal predecessors, (211), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-25 17:12:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 7658 states and 10903 transitions. [2022-11-25 17:12:16,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2022-11-25 17:12:16,529 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:12:16,529 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:12:16,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-25 17:12:16,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-11-25 17:12:16,730 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:12:16,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:12:16,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1236501465, now seen corresponding path program 1 times [2022-11-25 17:12:16,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:12:16,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141628691] [2022-11-25 17:12:16,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:16,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:12:16,960 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:12:16,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1443918151] [2022-11-25 17:12:16,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:16,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:16,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:12:16,961 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:12:16,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-25 17:12:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:20,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 9996 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 17:12:20,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:20,239 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2022-11-25 17:12:20,239 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:20,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:20,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141628691] [2022-11-25 17:12:20,240 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:12:20,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443918151] [2022-11-25 17:12:20,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443918151] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:20,240 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:20,241 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 17:12:20,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835145105] [2022-11-25 17:12:20,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:20,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 17:12:20,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:20,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 17:12:20,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 17:12:20,244 INFO L87 Difference]: Start difference. First operand 7658 states and 10903 transitions. Second operand has 4 states, 4 states have (on average 57.5) internal successors, (230), 4 states have internal predecessors, (230), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-25 17:12:21,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:12:21,208 INFO L93 Difference]: Finished difference Result 15329 states and 21852 transitions. [2022-11-25 17:12:21,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 17:12:21,209 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 57.5) internal successors, (230), 4 states have internal predecessors, (230), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 437 [2022-11-25 17:12:21,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:12:21,239 INFO L225 Difference]: With dead ends: 15329 [2022-11-25 17:12:21,239 INFO L226 Difference]: Without dead ends: 7688 [2022-11-25 17:12:21,262 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 434 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:12:21,262 INFO L413 NwaCegarLoop]: 6855 mSDtfsCounter, 29 mSDsluCounter, 13699 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 20554 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:12:21,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 20554 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:12:21,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7688 states. [2022-11-25 17:12:22,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7688 to 7662. [2022-11-25 17:12:22,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7662 states, 5406 states have (on average 1.3216796152423234) internal successors, (7145), 5529 states have internal predecessors, (7145), 1798 states have call successors, (1798), 416 states have call predecessors, (1798), 456 states have return successors, (1964), 1801 states have call predecessors, (1964), 1798 states have call successors, (1964) [2022-11-25 17:12:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7662 states to 7662 states and 10907 transitions. [2022-11-25 17:12:22,182 INFO L78 Accepts]: Start accepts. Automaton has 7662 states and 10907 transitions. Word has length 437 [2022-11-25 17:12:22,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:12:22,183 INFO L495 AbstractCegarLoop]: Abstraction has 7662 states and 10907 transitions. [2022-11-25 17:12:22,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 57.5) internal successors, (230), 4 states have internal predecessors, (230), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-25 17:12:22,183 INFO L276 IsEmpty]: Start isEmpty. Operand 7662 states and 10907 transitions. [2022-11-25 17:12:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2022-11-25 17:12:22,205 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:12:22,205 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:12:22,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-25 17:12:22,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-11-25 17:12:22,419 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:12:22,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:12:22,419 INFO L85 PathProgramCache]: Analyzing trace with hash 518149674, now seen corresponding path program 1 times [2022-11-25 17:12:22,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:12:22,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058538470] [2022-11-25 17:12:22,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:22,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:12:22,698 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:12:22,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [199291869] [2022-11-25 17:12:22,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:22,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:22,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:12:22,700 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:12:22,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-25 17:12:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:26,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 11018 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 17:12:26,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-11-25 17:12:27,141 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:27,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:27,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058538470] [2022-11-25 17:12:27,142 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:12:27,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199291869] [2022-11-25 17:12:27,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199291869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:27,143 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:27,143 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 17:12:27,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890457273] [2022-11-25 17:12:27,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:27,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:12:27,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:27,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:12:27,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:12:27,146 INFO L87 Difference]: Start difference. First operand 7662 states and 10907 transitions. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 2 states have internal predecessors, (218), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-25 17:12:29,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:12:29,107 INFO L93 Difference]: Finished difference Result 22900 states and 32679 transitions. [2022-11-25 17:12:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:12:29,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 2 states have internal predecessors, (218), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) Word has length 445 [2022-11-25 17:12:29,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:12:29,170 INFO L225 Difference]: With dead ends: 22900 [2022-11-25 17:12:29,170 INFO L226 Difference]: Without dead ends: 15255 [2022-11-25 17:12:29,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:12:29,198 INFO L413 NwaCegarLoop]: 8905 mSDtfsCounter, 6653 mSDsluCounter, 6805 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6653 SdHoareTripleChecker+Valid, 15710 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 17:12:29,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6653 Valid, 15710 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 17:12:29,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15255 states. [2022-11-25 17:12:30,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15255 to 15249. [2022-11-25 17:12:30,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15249 states, 10753 states have (on average 1.3209336929229052) internal successors, (14204), 10997 states have internal predecessors, (14204), 3582 states have call successors, (3582), 832 states have call predecessors, (3582), 912 states have return successors, (3958), 3588 states have call predecessors, (3958), 3582 states have call successors, (3958) [2022-11-25 17:12:30,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15249 states to 15249 states and 21744 transitions. [2022-11-25 17:12:30,888 INFO L78 Accepts]: Start accepts. Automaton has 15249 states and 21744 transitions. Word has length 445 [2022-11-25 17:12:30,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:12:30,889 INFO L495 AbstractCegarLoop]: Abstraction has 15249 states and 21744 transitions. [2022-11-25 17:12:30,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 2 states have internal predecessors, (218), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (56), 2 states have call predecessors, (56), 2 states have call successors, (56) [2022-11-25 17:12:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 15249 states and 21744 transitions. [2022-11-25 17:12:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2022-11-25 17:12:30,915 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:12:30,916 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:12:30,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-25 17:12:31,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-11-25 17:12:31,117 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:12:31,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:12:31,117 INFO L85 PathProgramCache]: Analyzing trace with hash -337655802, now seen corresponding path program 1 times [2022-11-25 17:12:31,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:12:31,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773209345] [2022-11-25 17:12:31,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:31,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:12:31,362 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:12:31,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [876616614] [2022-11-25 17:12:31,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:31,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:31,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:12:31,367 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:12:31,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-25 17:12:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:34,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 10620 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-25 17:12:34,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2022-11-25 17:12:34,906 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:34,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:34,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773209345] [2022-11-25 17:12:34,906 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:12:34,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876616614] [2022-11-25 17:12:34,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876616614] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:34,907 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:34,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 17:12:34,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451231679] [2022-11-25 17:12:34,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:34,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 17:12:34,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:34,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 17:12:34,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:12:34,912 INFO L87 Difference]: Start difference. First operand 15249 states and 21744 transitions. Second operand has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2022-11-25 17:12:37,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:12:37,703 INFO L93 Difference]: Finished difference Result 38074 states and 54485 transitions. [2022-11-25 17:12:37,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 17:12:37,704 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) Word has length 543 [2022-11-25 17:12:37,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:12:37,794 INFO L225 Difference]: With dead ends: 38074 [2022-11-25 17:12:37,794 INFO L226 Difference]: Without dead ends: 22842 [2022-11-25 17:12:37,851 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 541 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 17:12:37,852 INFO L413 NwaCegarLoop]: 13644 mSDtfsCounter, 6804 mSDsluCounter, 6849 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6804 SdHoareTripleChecker+Valid, 20493 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 17:12:37,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6804 Valid, 20493 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 17:12:37,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22842 states. [2022-11-25 17:12:40,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22842 to 22836. [2022-11-25 17:12:40,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22836 states, 16100 states have (on average 1.3206832298136646) internal successors, (21263), 16465 states have internal predecessors, (21263), 5366 states have call successors, (5366), 1248 states have call predecessors, (5366), 1368 states have return successors, (5996), 5375 states have call predecessors, (5996), 5366 states have call successors, (5996) [2022-11-25 17:12:41,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22836 states to 22836 states and 32625 transitions. [2022-11-25 17:12:41,072 INFO L78 Accepts]: Start accepts. Automaton has 22836 states and 32625 transitions. Word has length 543 [2022-11-25 17:12:41,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:12:41,073 INFO L495 AbstractCegarLoop]: Abstraction has 22836 states and 32625 transitions. [2022-11-25 17:12:41,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 89.66666666666667) internal successors, (269), 3 states have internal predecessors, (269), 2 states have call successors, (73), 2 states have call predecessors, (73), 2 states have return successors, (67), 2 states have call predecessors, (67), 2 states have call successors, (67) [2022-11-25 17:12:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 22836 states and 32625 transitions. [2022-11-25 17:12:41,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2022-11-25 17:12:41,110 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:12:41,110 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:12:41,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-25 17:12:41,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:41,311 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:12:41,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:12:41,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1331360357, now seen corresponding path program 1 times [2022-11-25 17:12:41,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:12:41,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639219887] [2022-11-25 17:12:41,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:41,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:12:41,733 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:12:41,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [709763610] [2022-11-25 17:12:41,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:41,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:41,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:12:41,739 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:12:41,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-25 17:12:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:45,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 11116 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 17:12:45,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2022-11-25 17:12:45,848 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:45,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:45,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639219887] [2022-11-25 17:12:45,849 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:12:45,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709763610] [2022-11-25 17:12:45,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [709763610] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:45,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:45,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 17:12:45,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814523102] [2022-11-25 17:12:45,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:45,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 17:12:45,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:45,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 17:12:45,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:12:45,853 INFO L87 Difference]: Start difference. First operand 22836 states and 32625 transitions. Second operand has 5 states, 5 states have (on average 46.8) internal successors, (234), 4 states have internal predecessors, (234), 2 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 3 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-25 17:12:49,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:12:49,365 INFO L93 Difference]: Finished difference Result 45703 states and 66093 transitions. [2022-11-25 17:12:49,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 17:12:49,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 46.8) internal successors, (234), 4 states have internal predecessors, (234), 2 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 3 states have call predecessors, (58), 2 states have call successors, (58) Word has length 455 [2022-11-25 17:12:49,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:12:49,474 INFO L225 Difference]: With dead ends: 45703 [2022-11-25 17:12:49,474 INFO L226 Difference]: Without dead ends: 22884 [2022-11-25 17:12:49,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 451 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 17:12:49,554 INFO L413 NwaCegarLoop]: 6861 mSDtfsCounter, 3 mSDsluCounter, 20545 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 27406 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-25 17:12:49,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 27406 Invalid, 45 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-25 17:12:49,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22884 states. [2022-11-25 17:12:52,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22884 to 22860. [2022-11-25 17:12:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22860 states, 16118 states have (on average 1.320325102370021) internal successors, (21281), 16483 states have internal predecessors, (21281), 5366 states have call successors, (5366), 1248 states have call predecessors, (5366), 1374 states have return successors, (6134), 5381 states have call predecessors, (6134), 5366 states have call successors, (6134) [2022-11-25 17:12:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22860 states to 22860 states and 32781 transitions. [2022-11-25 17:12:53,008 INFO L78 Accepts]: Start accepts. Automaton has 22860 states and 32781 transitions. Word has length 455 [2022-11-25 17:12:53,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:12:53,008 INFO L495 AbstractCegarLoop]: Abstraction has 22860 states and 32781 transitions. [2022-11-25 17:12:53,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 46.8) internal successors, (234), 4 states have internal predecessors, (234), 2 states have call successors, (63), 2 states have call predecessors, (63), 3 states have return successors, (58), 3 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-25 17:12:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 22860 states and 32781 transitions. [2022-11-25 17:12:53,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2022-11-25 17:12:53,048 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:12:53,048 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:12:53,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-25 17:12:53,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:53,251 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:12:53,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:12:53,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1553716744, now seen corresponding path program 1 times [2022-11-25 17:12:53,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:12:53,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431382364] [2022-11-25 17:12:53,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:53,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:12:53,566 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:12:53,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [644170502] [2022-11-25 17:12:53,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:12:53,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:12:53,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:12:53,568 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:12:53,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-25 17:12:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:12:57,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 11117 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-25 17:12:57,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:12:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-11-25 17:12:58,266 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 17:12:58,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:12:58,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431382364] [2022-11-25 17:12:58,266 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-25 17:12:58,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [644170502] [2022-11-25 17:12:58,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [644170502] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:12:58,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:12:58,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-25 17:12:58,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961471232] [2022-11-25 17:12:58,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:12:58,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-25 17:12:58,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:12:58,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-25 17:12:58,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-11-25 17:12:58,270 INFO L87 Difference]: Start difference. First operand 22860 states and 32781 transitions. Second operand has 14 states, 14 states have (on average 16.214285714285715) internal successors, (227), 10 states have internal predecessors, (227), 3 states have call successors, (62), 2 states have call predecessors, (62), 6 states have return successors, (57), 7 states have call predecessors, (57), 3 states have call successors, (57) [2022-11-25 17:13:02,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:13:02,440 INFO L93 Difference]: Finished difference Result 45943 states and 66654 transitions. [2022-11-25 17:13:02,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-25 17:13:02,441 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 16.214285714285715) internal successors, (227), 10 states have internal predecessors, (227), 3 states have call successors, (62), 2 states have call predecessors, (62), 6 states have return successors, (57), 7 states have call predecessors, (57), 3 states have call successors, (57) Word has length 456 [2022-11-25 17:13:02,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 17:13:02,532 INFO L225 Difference]: With dead ends: 45943 [2022-11-25 17:13:02,532 INFO L226 Difference]: Without dead ends: 23100 [2022-11-25 17:13:02,608 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2022-11-25 17:13:02,609 INFO L413 NwaCegarLoop]: 6889 mSDtfsCounter, 46 mSDsluCounter, 82536 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 89425 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-25 17:13:02,609 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 89425 Invalid, 233 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-25 17:13:02,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23100 states. [2022-11-25 17:13:05,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23100 to 22926. [2022-11-25 17:13:05,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22926 states, 16166 states have (on average 1.3193739948039094) internal successors, (21329), 16531 states have internal predecessors, (21329), 5369 states have call successors, (5369), 1248 states have call predecessors, (5369), 1389 states have return successors, (6200), 5393 states have call predecessors, (6200), 5369 states have call successors, (6200) [2022-11-25 17:13:05,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22926 states to 22926 states and 32898 transitions. [2022-11-25 17:13:05,434 INFO L78 Accepts]: Start accepts. Automaton has 22926 states and 32898 transitions. Word has length 456 [2022-11-25 17:13:05,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 17:13:05,435 INFO L495 AbstractCegarLoop]: Abstraction has 22926 states and 32898 transitions. [2022-11-25 17:13:05,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 16.214285714285715) internal successors, (227), 10 states have internal predecessors, (227), 3 states have call successors, (62), 2 states have call predecessors, (62), 6 states have return successors, (57), 7 states have call predecessors, (57), 3 states have call successors, (57) [2022-11-25 17:13:05,435 INFO L276 IsEmpty]: Start isEmpty. Operand 22926 states and 32898 transitions. [2022-11-25 17:13:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2022-11-25 17:13:05,608 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 17:13:05,608 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:13:05,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-25 17:13:05,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2022-11-25 17:13:05,809 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-25 17:13:05,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:13:05,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1016211231, now seen corresponding path program 1 times [2022-11-25 17:13:05,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:13:05,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138742857] [2022-11-25 17:13:05,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:13:05,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:13:06,221 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-25 17:13:06,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2023316204] [2022-11-25 17:13:06,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:13:06,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 17:13:06,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:13:06,233 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 17:13:06,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a806f7d-ae7a-4c2e-aa03-2cc44f37bca2/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process